John Deere Excavator 130G Diagnostic Operation And Test Manual – PDF DOWNLOAD

Description

John Deere Excavator 130G Diagnostic Operation And Test Manual – PDF DOWNLOAD

DESCRIPTION:

(PIN: 1FF130GX__D040001 – )
TM12554 10SEP15

John Deere Excavator 130G Diagnostic Operation And Test Manual – PDF DOWNLOAD

Foreword

• This manual is written for an experienced technician. Essential tools required in performing certain service work are identified in this manual and are recommended for use.
• Live with safety: Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual.

CAUTION:

• This is the safety-alert symbol. When you see this symbol on the machine or in this manual, be alert to the potential for personal injury. Technical manuals are divided in two parts: repair and operation and tests. Repair sections tell how to repair the components.
• Operation and tests sections help you identify the majority of routine failures quickly. Information is organized in groups for the various components requiring service instruction. At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values.
• Technical Manuals are concise guides for specific machines. They are on-the-job guides containing only the vital information needed for diagnosis, analysis, testing, and repair. Fundamental service information is available from other sources covering basic theory of operation, fundamentals of troubleshooting, general maintenance, and basic type of failures and their causes.

TABLE OF CONTENTS:

John Deere Excavator 130G Diagnostic Operation And Test Manual – PDF DOWNLOAD

Table of contents 2
FOREWORD 4
TECHNICAL INFORMATION FEEDBACK FORM 5
Section 9000 – GENERAL INFORMATION 7
Group 01 – Safety 7
Recognize Safety Information 7
Follow Safety Instructions 7
Operate Only If Qualified 8
Wear Protective Equipment 9
Avoid Unauthorized Machine Modifications 9
Control Pattern Selector—If Equipped 9
Add Cab Guarding for Special Uses 10
Inspect Machine 10
Stay Clear of Moving Parts 10
Avoid High-Pressure Fluids 11
Avoid High-Pressure Oils 11
Work In Ventilated Area 12
Prevent Fires 12
Prevent Battery Explosions 13
Handle Chemical Products Safely 14
Dispose of Waste Properly 14
Prepare for Emergencies 15
Clean Debris from Machine 15
Use Steps and Handholds Correctly 15
Start Only From Operator′s Seat 16
Use and Maintain Seat Belt 16
Prevent Unintended Machine Movement 17
Avoid Work Site Hazards 18
Keep Riders Off Machine 19
Avoid Backover Accidents 19
Inspect and Maintain ROPS 19
Avoid Machine Tip Over 20
Use Special Care When Lifting Objects 21
Add and Operate Attachments Safely 21
Park and Prepare for Service Safely 21
Service Cooling System Safely 22
Remove Paint Before Welding or Heating 23
Make Welding Repairs Safely 24
Drive Metal Pins Safely 24
Section 9001 – DIAGNOSTICS 29
Group 10 – Main Controller (MCZ) Diagnostic Trouble Codes 29
Main Controller (MCZ) Diagnostic Trouble Codes 29
Controller Area Network (CAN 0) Diagnostics 30
CAN 0 Connector Check 30
MCZ and DSZ Continuity Check 30
MCZ and ECU Continuity Check 31
MCZ and Service ADVISOR™ Diagnostic Connector Continuity Check 31
MCZ and Modular Telematics Gateway (MTG) Continuity Check 31
MCZ and CAN 0 Termination Resistor (R12) Continuity Check 32
MCZ Short to Ground Check 32
DSZ Short to Ground Check 33
ECU Short to Ground Check 33
Service ADVISOR™ Diagnostic Connector Short to Ground Check 33
MTG Short to Ground Check 34
MCZ Short to Power Check 34
DSZ Short to Power Check 35
ECU Short to Power Check 35
MTG Short to Power Check 35
Service ADVISOR™ Diagnostic Connector Short to Power Check 36
MCZ CAN High and Low Side Continuity Check 36
DSZ CAN High and Low Side Continuity Check 36
ECU CAN High and Low Side Continuity Check 37
MTG CAN High and Low Side Continuity Check 37
Service ADVISOR™ Diagnostic Connector CAN High and Low Side Continuity Check 37
CAN 0 Termination Resistor (R12) High and Low Side Continuity Check 38
MCZ CAN Resistance Check 38
Code Check 38
DSZ CAN Resistance Check 38
Code Check 39
ECU CAN Resistance Check 39
Code Check 39
Service ADVISOR™ Resistance Check 40
CAN 0 Connector Check 40
MCZ and DSZ Continuity Check 40
MCZ and ECU Continuity Check 40
MCZ and Service ADVISOR™ Diagnostic Connector Continuity Check 40
MCZ and Modular Telematics Gateway (MTG) Continuity Check 40
MCZ and CAN 0 Termination Resistor (R12) Continuity Check 40
MCZ Short to Ground Check 40
DSZ Short to Ground Check 40
ECU Short to Ground Check 40
Service ADVISOR™ Diagnostic Connector Short to Ground Check 40
MTG Short to Ground Check 40
MCZ Short to Power Check 40
DSZ Short to Power Check 40
ECU Short to Power Check 40
MTG Short to Power Check 40
Service ADVISOR™ Diagnostic Connector Short to Power Check 40
MCZ CAN High and Low Side Continuity Check 40
DSZ CAN High and Low Side Continuity Check 40
ECU CAN High and Low Side Continuity Check 40
MTG CAN High and Low Side Continuity Check 40
Service ADVISOR™ Diagnostic Connector CAN High and Low Side Continuity Check 40
CAN 0 Termination Resistor (R12) High and Low Side Continuity Check 40
MCZ CAN Resistance Check 40
Code Check 40
DSZ CAN Resistance Check 40
Code Check 40
ECU CAN Resistance Check 40
Code Check 40
Service ADVISOR™ Resistance Check 40
Controller Area Network (CAN 1) Diagnostic Procedure 41
CAN 1 Connector Check 41
MCZ and Data Converter Continuity Check 41
MCZ and DSZ Continuity Check 42
MCZ and BCZ Continuity Check 42
MCZ and Radio Continuity Check 42
MCZ and ACF Continuity Check 43
MCZ Short to Ground Check 43
Data Converter Short to Ground Check 44
DSZ Short to Ground Check 44
BCZ Short to Ground Check 44
Radio Short to Ground Check 45
ACF Short to Ground Check 45
MCZ Short to Power Check 45
Data Converter Short to Power Check 46
DSZ Short to Power Check 46
BCZ Short to Power Check 47
Radio Short to Power Check 47
ACF Short to Power Check 47
MCZ CAN High and Low Side Continuity Check 48
Data Converter CAN High and Low Side Continuity Check 48
DSZ CAN High and Low Side Continuity Check 48
BCZ CAN High and Low Side Continuity Check 49
Radio CAN High and Low Side Continuity Check 49
ACF CAN High and Low Side Continuity Check 49
MCZ CAN Resistance Check 50
Code Check 50
Data Converter CAN Resistance Check 50
Code Check 50
DSZ CAN Resistance Check 51
Code Check 51
BCZ CAN Resistance Check 51
Code Check 52
Radio CAN Resistance Check 52
Code Check 52
ACF CAN Resistance Check 52
CAN 1 Connector Check 53
MCZ and Data Converter Continuity Check 53
MCZ and DSZ Continuity Check 53
MCZ and BCZ Continuity Check 53
MCZ and Radio Continuity Check 53
MCZ and ACF Continuity Check 53
MCZ Short to Ground Check 53
Data Converter Short to Ground Check 53
DSZ Short to Ground Check 53
BCZ Short to Ground Check 53
Radio Short to Ground Check 53
ACF Short to Ground Check 53
MCZ Short to Power Check 53
Data Converter Short to Power Check 53
DSZ Short to Power Check 53
BCZ Short to Power Check 53
Radio Short to Power Check 53
ACF Short to Power Check 53
MCZ CAN High and Low Side Continuity Check 53
Data Converter CAN High and Low Side Continuity Check 53
DSZ CAN High and Low Side Continuity Check 53
BCZ CAN High and Low Side Continuity Check 53
Radio CAN High and Low Side Continuity Check 53
ACF CAN High and Low Side Continuity Check 53
MCZ CAN Resistance Check 53
Code Check 53
Data Converter CAN Resistance Check 53
Code Check 53
DSZ CAN Resistance Check 53
Code Check 53
BCZ CAN Resistance Check 53
Code Check 53
Radio CAN Resistance Check 53
Code Check 53
ACF CAN Resistance Check 53
Interface Controller Area Network (N-CAN) Diagnostics 54
N-CAN Connector Check 54
Data Converter and Service ADVISOR™ Diagnostic Connector Continuity Check 54
Data Converter to Interface CAN Resistor 1 (R10) Continuity Check 54
Data Converter to Modular Telematics Gateway (MTG) Connector Continuity Check 55
Data Converter Short to Ground Check 55
Service ADVISOR™ Diagnostic Connector Short to Ground Check 56
Interface CAN Resistor 1 (R10) Short to Ground Check 56
MTG Short to Ground Check 56
Data Converter Short to Power Check 57
Service ADVISOR™ Diagnostic Connector Short to Power 57
MTG Short to Power Check 57
Data Converter CAN High and Low Side Continuity Check 58
Service ADVISOR™ Diagnostic Connector CAN High and Low Side Continuity Check 58
MTG CAN High and Low Side Continuity Check 58
Data Converter Resistance Check 59
Code Check 59
Service ADVISOR™ Diagnostic Connector Resistance Check 59
Code Check 59
MTG Resistance Check 60
DTC Check 60
N-CAN Connector Check 60
Data Converter and Service ADVISOR™ Diagnostic Connector Continuity Check 60
Data Converter to Interface CAN Resistor 1 (R10) Continuity Check 60
Data Converter to Modular Telematics Gateway (MTG) Connector Continuity Check 60
Data Converter Short to Ground Check 60
Service ADVISOR™ Diagnostic Connector Short to Ground Check 60
Interface CAN Resistor 1 (R10) Short to Ground Check 60
MTG Short to Ground Check 60
Data Converter Short to Power Check 60
Service ADVISOR™ Diagnostic Connector Short to Power 60
MTG Short to Power Check 60
Data Converter CAN High and Low Side Continuity Check 60
Service ADVISOR™ Diagnostic Connector CAN High and Low Side Continuity Check 60
MTG CAN High and Low Side Continuity Check 60
Data Converter Resistance Check 60
Code Check 60
Service ADVISOR™ Diagnostic Connector Resistance Check 60
Code Check 60
MTG Resistance Check 60
DTC Check 60
Engine Controller Area Network (Engine CAN) Diagnostics 61
Engine CAN Connector Check 61
VGT and ECU Continuity Check 61
Continuity Check VGT to Engine CAN Termination Resistor (R8) 61
VGT Short to Ground Check 62
Engine CAN termination resistor (R8) Short to Ground Check 62
Engine Control Unit (ECU) Short to Ground Check 62
Variable Geometry Turbocharger (VGT) Short to Power Check 63
Go to Engine Control Unit (ECU) Short to Power Check 63
Variable Geometry Turbocharger (VGT) CAN High and Low Side Continuity Check 63
Engine Control Unit (ECU) High and Low Side Continuity Check 64
Variable Geometry Turbocharger (VGT) Resistance Check 64
Engine Control Unit (ECU) Resistance Check 64
Engine CAN Connector Check 65
VGT and ECU Continuity Check 65
Continuity Check VGT to Engine CAN Termination Resistor (R8) 65
VGT Short to Ground Check 65
Engine CAN termination resistor (R8) Short to Ground Check 65
Engine Control Unit (ECU) Short to Ground Check 65
Variable Geometry Turbocharger (VGT) Short to Power Check 65
Go to Engine Control Unit (ECU) Short to Power Check 65
Variable Geometry Turbocharger (VGT) CAN High and Low Side Continuity Check 65
Engine Control Unit (ECU) High and Low Side Continuity Check 65
Variable Geometry Turbocharger (VGT) Resistance Check 65
Engine Control Unit (ECU) Resistance Check 65
Abnormal EEPROM Diagnostic Procedure 65
Code Check 65
Machine Function Check 65
Code Check 65
Machine Function Check 65
Abnormal RAM Diagnostic Procedure 65
Code Check 65
Machine Function Check 66
Code Check 66
Machine Function Check 66
Abnormal A/D Converter Diagnostic Procedure 66
Code Check 66
Machine Function Check 66
Code Check 66
Machine Function Check 66
Abnormal Sensor Voltage Diagnostic Procedure 66
Sensor Check 66
Sensor Check 67
01100602 – Engine Controller Communication Error 67
01100702 – (CAN 0) Data Converter Communication Error 1 67
01100802 – (CAN 1) Data Converter Communication Error 2 67
01100902 – (CAN 0) Monitor Controller Communication Error 1 67
01101002 – (CAN 1) Monitor Controller Communication Error 2 67
Abnormal Engine Speed Diagnostic Procedure 68
Engine Speed Check 68
Engine Speed Check 68
Engine Control Dial Sensor Circuit High Input Diagnostic Procedure 69
Connector Check 69
Voltage Check 69
Signal Voltage Check 69
Harness Check 70
Connector Check 70
Voltage Check 70
Signal Voltage Check 70
Harness Check 70
Engine Control Dial Sensor Circuit Low Input Diagnostic Procedure 71
Connector Check 71
Voltage Check 71
Open Circuit Check 71
Short Circuit Check 72
Connector Check 72
Voltage Check 72
Open Circuit Check 72
Short Circuit Check 72
Pump 1 Delivery Pressure Sensor Circuit High Input Diagnostic Procedure 73
Connector Check 73
Component Check 73
Voltage Check 74
Harness Check 74
Connector Check 74
Component Check 74
Voltage Check 74
Harness Check 74
Pump 1 Delivery Pressure Sensor Circuit Low Input Diagnostic Procedure 75
Connector Check 75
Component Check 75
Voltage Check 76
Open Circuit Check 76
Short Circuit Check 76
Connector Check 77
Component Check 77
Voltage Check 77
Open Circuit Check 77
Short Circuit Check 77
Pump 2 Delivery Pressure Sensor Circuit High Input Diagnostic Procedure 78
Connector Check 78
Component Check 78
Voltage Check 79
Harness Check 79
Connector Check 79
Component Check 79
Voltage Check 79
Harness Check 79
Pump 2 Delivery Pressure Sensor Circuit Low Input Diagnostic Procedure 80
Connector Check 80
Component Check 80
Voltage Check 81
Open Circuit Check 81
Short Circuit Check 81
Connector Check 82
Component Check 82
Voltage Check 82
Open Circuit Check 82
Short Circuit Check 82
Pump 1 Flow Control Pressure Sensor Circuit High Input Diagnostic Procedure 83
Connector Check 83
Component Check 83
Voltage Check 84
Harness Check 84
Connector Check 84
Component Check 84
Voltage Check 84
Harness Check 84
Pump 1 Flow Control Pressure Sensor Circuit Low Input Diagnostic Procedure 85
Connector Check 85
Component Check 85
Voltage Check 86
Open Circuit Check 86
Short Circuit Check 86
Connector Check 87
Component Check 87
Voltage Check 87
Open Circuit Check 87
Short Circuit Check 87
Pump 2 Flow Control Pressure Sensor Circuit High Input Diagnostic Procedure 88
Connector Check 88
Component Check 88
Voltage Check 89
Harness Check 89
Connector Check 89
Component Check 89
Voltage Check 89
Harness Check 89
Pump 2 Flow Control Pressure Sensor Circuit Low Input Diagnostic Procedure 90
Connector Check 90
Component Check 90
Voltage Check 91
Open Circuit Check 91
Short Circuit Check 91
Connector Check 92
Component Check 92
Voltage Check 92
Open Circuit Check 92
Short Circuit Check 92
Swing Pilot Pressure Sensor Circuit High Input Diagnostic Procedure 93
Connector Check 93
Component Check 93
Voltage Check 94
Harness Check 94
Connector Check 94
Component Check 94
Voltage Check 94
Harness Check 94
Swing Pilot Pressure Sensor Circuit Low Input Diagnostic Procedure 95
Connector Check 95
Component Check 95
Voltage Check 96
Open Circuit Check 96
Short Circuit Check 96
Connector Check 97
Component Check 97
Voltage Check 97
Open Circuit Check 97
Short Circuit Check 97
Boom Up Pilot Pressure Sensor Circuit High Input Diagnostic Procedure 98
Connector Check 98
Component Check 98
Voltage Check 99
Harness Check 99
Connector Check 99
Component Check 99
Voltage Check 99
Harness Check 99
Boom Up Pilot Pressure Sensor Circuit Low Input Diagnostic Procedure 100
Connector Check 100
Component Check 100
Voltage Check 101
Open Circuit Check 101
Short Circuit Check 101
Connector Check 102
Component Check 102
Voltage Check 102
Open Circuit Check 102
Short Circuit Check 102
Arm In Pilot Pressure Sensor Circuit High Input Diagnostic Procedure 103
Connector Check 103
Component Check 103
Voltage Check 104
Harness Check 104
Connector Check 104
Component Check 104
Voltage Check 104
Harness Check 104
Arm In Pilot Pressure Sensor Circuit Low Input Diagnostic Procedure 105
Connector Check 105
Component Check 105
Voltage Check 106
Open Circuit Check 106
Short Circuit Check 106
Connector Check 107
Component Check 107
Voltage Check 107
Open Circuit Check 107
Short Circuit Check 107
Travel Pilot Pressure Sensor Circuit High Input Diagnostic Procedure 108
Connector Check 108
Component Check 108
Voltage Check 109
Harness Check 109
Connector Check 109
Component Check 109
Voltage Check 109
Harness Check 109
Travel Pilot Pressure Sensor Circuit Low Input Diagnostic Procedure 110
Connector Check 110
Component Check 110
Voltage Check 111
Open Circuit Check 111
Short Circuit Check 111
Connector Check 112
Component Check 112
Voltage Check 112
Open Circuit Check 112
Short Circuit Check 112
Front Attachment Pilot Pressure Sensor Circuit High Input High Diagnostic Procedure 113
Connector Check 113
Component Check 113
Voltage Check 114
Harness Check 114
Connector Check 114
Component Check 114
Voltage Check 114
Harness Check 114
Front Attachment Pilot Pressure Sensor Circuit Low Input Diagnostic Procedure 115
Connector Check 115
Component Check 115
Voltage Check 116
Open Circuit Check 116
Short Circuit Check 116
Connector Check 117
Component Check 117
Voltage Check 117
Open Circuit Check 117
Short Circuit Check 117
Pump 2 Flow Rate Limit Solenoid Valve Abnormal Feedback Diagnostic Procedure 118
Connector Check 118
Component Check 118
Continuity Check 119
Short Circuit Check 119
Harness Check 119
Solenoid Check 120
Connector Check 120
Component Check 120
Continuity Check 120
Short Circuit Check 120
Harness Check 120
Solenoid Check 120
Pump 2 Flow Rate Limit Solenoid Valve Feedback High Current Diagnostic Procedure 121
Connector Check 121
Component Check 121
Continuity Check 122
Harness Check 122
Solenoid Check 122
Connector Check 123
Component Check 123
Continuity Check 123
Harness Check 123
Solenoid Check 123
Pump 2 Flow Rate Limit Solenoid Valve Feedback Low Current Diagnostic Procedure 124
Connector Check 124
Component Check 124
Continuity Check 125
Short Circuit Check 125
Solenoid Check 125
Connector Check 126
Component Check 126
Continuity Check 126
Short Circuit Check 126
Solenoid Check 126
Torque Control Solenoid Valve Abnormal Feedback Diagnostic Procedure 127
Connector Check 127
Component Check 127
Continuity Check 128
Short Circuit Check 128
Harness Check 128
Solenoid Check 129
Connector Check 129
Component Check 129
Continuity Check 129
Short Circuit Check 129
Harness Check 129
Solenoid Check 129
Torque Control Solenoid Valve Feedback High Current Diagnostic Procedure 130
Connector Check 130
Component Check 130
Continuity Check 131
Harness Check 131
Solenoid Check 131
Connector Check 132
Component Check 132
Continuity Check 132
Harness Check 132
Solenoid Check 132
Torque Control Solenoid Valve Feedback Low Current Diagnostic Procedure 133
Connector Check 133
Component Check 133
Continuity Check 134
Short Circuit Check 134
Solenoid Check 134
Connector Check 135
Component Check 135
Continuity Check 135
Short Circuit Check 135
Solenoid Check 135
4-Spool Solenoid Valve Unit (SF) Abnormal Feedback Diagnostic Procedure 136
Connector Check 136
Component Check 136
Continuity Check 137
Short Circuit Check 137
Harness Check 137
Solenoid Check 138
Connector Check 138
Component Check 138
Continuity Check 138
Short Circuit Check 138
Harness Check 138
Solenoid Check 138
4-Spool Solenoid Valve Unit (SF) Feedback High Input Diagnostic Procedure 139
Connector Check 139
Component Check 139
Continuity Check 140
Harness Check 140
Solenoid Check 140
Connector Check 141
Component Check 141
Continuity Check 141
Harness Check 141
Solenoid Check 141
4-Spool Solenoid Valve Unit (SF) Feedback Low Input Diagnostic Procedure 142
Connector Check 142
Component Check 142
Continuity Check 143
Short Circuit Check 143
Solenoid Check 143
Connector Check 144
Component Check 144
Continuity Check 144
Short Circuit Check 144
Solenoid Check 144
4-Spool Solenoid Valve Unit (SC) Abnormal Feedback Diagnostic Procedure 145
Connector Check 145
Component Check 145
Continuity Check 146
Short Circuit Check 146
Harness Check 146
Solenoid Check 147
Connector Check 147
Component Check 147
Continuity Check 147
Short Circuit Check 147
Harness Check 147
Solenoid Check 147
4-Spool Solenoid Valve Unit (SC) Feedback High Input Diagnostic Procedure 148
Connector Check 148
Component Check 148
Continuity Check 149
Harness Check 149
Solenoid Check 149
Connector Check 150
Component Check 150
Continuity Check 150
Harness Check 150
Solenoid Check 150
4-Spool Solenoid Valve Unit (SC) Feedback Low Input Diagnostic Procedure 151
Connector Check 151
Component Check 151
Continuity Check 152
Short Circuit Check 152
Solenoid Check 152
Connector Check 153
Component Check 153
Continuity Check 153
Short Circuit Check 153
Solenoid Check 153
4-Spool Solenoid Valve Unit (SG) Abnormal Feedback Diagnostic Procedure 154
Connector Check 154
Component Check 154
Continuity Check 155
Short Circuit Check 155
Harness Check 155
Solenoid Check 156
Connector Check 156
Component Check 156
Continuity Check 156
Short Circuit Check 156
Harness Check 156
Solenoid Check 156
4-Spool Solenoid Valve Unit (SG) Feedback High Input Diagnostic Procedure 157
Connector Check 157
Component Check 157
Continuity Check 158
Harness Check 158
Solenoid Check 158
Connector Check 159
Component Check 159
Continuity Check 159
Harness Check 159
Solenoid Check 159
4-Spool Solenoid Valve Unit (SG) Feedback Low Input Diagnostic Procedure 160
Connector Check 160
Component Check 160
Continuity Check 161
Short Circuit Check 161
Solenoid Check 161
Connector Check 162
Component Check 162
Continuity Check 162
Short Circuit Check 162
Solenoid Check 162
01140802 – 2-Spool Solenoid Valve Unit (SJ) Abnormal Feedback 162
01140803 – 2-Spool Solenoid Valve Unit (SJ) Feedback High Input 162
01140804 – 2-Spool Solenoid Valve Unit (SJ) Feedback Low Input 162
01140902 – 2-Spool Solenoid Valve Unit (SZ) Abnormal Feedback 162
01140903 – 2-Spool Solenoid Valve Unit (SZ) Feedback High Input 162
01140904 – 2-Spool Solenoid Valve Unit (SZ) Feedback Low Input 162
4-Spool Solenoid Valve Unit (SD) Abnormal Feedback Diagnostic Procedure 163
Connector Check 163
Component Check 163
Continuity Check 164
Short Circuit Check 164
Harness Check 164
Solenoid Check 165
Connector Check 165
Component Check 165
Continuity Check 165
Short Circuit Check 165
Harness Check 165
Solenoid Check 165
4-Spool Solenoid Valve Unit (SG) Feedback High Input Diagnostic Procedure 166
Connector Check 166
Component Check 166
Continuity Check 167
Harness Check 167
Solenoid Check 167
Connector Check 168
Component Check 168
Continuity Check 168
Harness Check 168
Solenoid Check 168
4-Spool Solenoid Valve Unit (SG) Feedback Low Input Diagnostic Procedure 169
Connector Check 169
Component Check 169
Continuity Check 170
Short Circuit Check 170
Solenoid Check 170
Connector Check 171
Component Check 171
Continuity Check 171
Short Circuit Check 171
Solenoid Check 171
01143402 – Attachment Relief 1 (Upper) Proportional Solenoid Valve Abnormal Feedback 171
01143403 – Attachment Relief 1 (Upper) Proportional Solenoid Valve Feedback High Current 171
01143404 – Attachment Relief 1 (Upper) Proportional Solenoid Valve Feedback Low Current 171
01143502 – Attachment Relief 2 (Lower) Proportional Solenoid Valve Abnormal Feedback 171
01143503 – Attachment Relief 2 (Lower) Proportional Solenoid Valve Feedback High Current 171
01143504 – Attachment Relief 2 (Lower) Proportional Solenoid Valve Feedback Low Current 171
01143602 – Breaker Relief Proportional Solenoid Valve Abnormal Feedback 171
01143603 – Breaker Relief Proportional Solenoid Valve Feedback High Current 171
01143604 – Breaker Relief Proportional Solenoid Valve Feedback Low Current 171
2-Speed Activation Solenoid Disconnected or Not Present Diagnostic Procedure 172
Fuse Check 172
Solenoid Check 172
2-Speed Harness Continuity Check 172
Attachment Harness Continuity Check 173
Machine Harness Continuity Check 173
Cab Harness Continuity Check 173
Fuse Check 174
Solenoid Check 174
2-Speed Harness Continuity Check 174
Attachment Harness Continuity Check 174
Machine Harness Continuity Check 174
Cab Harness Continuity Check 174
Selector Valve Solenoid Valve Disconnected or Not Present Diagnostic Procedure 175
Fuse Check 175
Solenoid Check 175
Attachment Harness (W17) Continuity Check 175
Machine Harness (W2) Continuity Check 176
Cab Harness (W1) Continuity Check 176
Fuse Check 176
Solenoid Check 176
Attachment Harness (W17) Continuity Check 176
Machine Harness (W2) Continuity Check 176
Cab Harness (W1) Continuity Check 176
Idle Stop Relay Circuit Malfunction Diagnostic Procedure 177
Fuse Check 177
Voltage Check 177
Relay Check 177
Cab Harness (W1) Continuity Check 177
Fuse Check 178
Voltage Check 178
Relay Check 178
Cab Harness (W1) Continuity Check 178
Secondary Hydraulic Oil Temperature Sensor Circuit High Input Diagnostic Procedure 179
Connector Check 179
Component Check 179
Voltage Check 179
Harness Check 180
Connector Check 180
Component Check 180
Voltage Check 180
Harness Check 180
Secondary Hydraulic Oil Temperature Sensor Circuit Low Input Diagnostic Procedure 181
Connector Check 181
Component Check 181
Voltage Check 181
Harness Check 182
Connector Check 182
Component Check 182
Voltage Check 182
Harness Check 182
Auxiliary Function Lever (AFL) Proportional Control Switch Sensor Circuit High Input Diagnostic Procedure 183
Connector Check 183
Voltage Check 183
Harness Check 183
Connector Check 184
Voltage Check 184
Harness Check 184
Auxiliary Function Lever (AFL) Proportional Control Switch Sensor Circuit Low Input Diagnostic Procedure 185
Connector Check 185
Voltage Check 185
Open Circuit Check 185
Harness Check 186
Connector Check 186
Voltage Check 186
Open Circuit Check 186
Harness Check 186
Auxiliary Function Lever (AFL) Solenoid Pressure Sensor (marked PS1) (B85) High Input Diagnostic Procedure 187
Connector Check 187
Component Check 187
Voltage Check 187
Harness Check 188
Connector Check 188
Component Check 188
Voltage Check 188
Harness Check 188
Auxiliary Function Lever (AFL) Solenoid Pressure Sensor (marked PS1) (B85) Low Input Diagnostic Procedure 189
Connector Check 189
Component Check 189
Voltage Check 189
Open Circuit Check 190
Short Circuit Check 190
Connector Check 190
Component Check 190
Voltage Check 190
Open Circuit Check 190
Short Circuit Check 190
OPT Electric Lever 1 Neutral Abnormal Diagnostic Procedure 191
Connector Check 191
Continuity Check 191
Solenoid Check 191
Connector Check 192
Continuity Check 192
Solenoid Check 192
OPT Electric Lever 1 Abnormal Operation Diagnostic Procedure 193
Connector Check 193
Component Check 193
Continuity Check 193
Short Circuit Check 194
Harness Check 194
Solenoid Check 194
Connector Check 195
Component Check 195
Continuity Check 195
Short Circuit Check 195
Harness Check 195
Solenoid Check 195
Auxiliary Function Lever (AFL) Solenoid A (marked 1A) (Y61) Abnormal Feedback Diagnostic Procedure 196
Connector Check 196
Component Check 196
Continuity Check 196
Short Circuit Check 197
Harness Check 197
Solenoid Check 197
Connector Check 198
Component Check 198
Continuity Check 198
Short Circuit Check 198
Harness Check 198
Solenoid Check 198
Auxiliary Function Lever (AFL) Solenoid A (marked 1A) (Y61) Feedback High Current Diagnostic Procedure 199
Connector Check 199
Component Check 199
Continuity Check 199
Harness Check 200
Solenoid Check 200
Connector Check 200
Component Check 200
Continuity Check 200
Harness Check 200
Solenoid Check 200
Auxiliary Function Lever (AFL) Solenoid A (marked 1A) (Y61) Feedback Low Current Diagnostic Procedure 201
Connector Check 201
Component Check 201
Continuity Check 201
Short Circuit Check 202
Solenoid Check 202
Connector Check 202
Component Check 202
Continuity Check 202
Short Circuit Check 202
Solenoid Check 202
Auxiliary Function Lever (AFL) Solenoid B (marked 1B) (Y62) Abnormal Feedback Diagnostic Procedure 203
Connector Check 203
Component Check 203
Continuity Check 203
Short Circuit Check 204
Harness Check 204
Solenoid Check 204
Connector Check 205
Component Check 205
Continuity Check 205
Short Circuit Check 205
Harness Check 205
Solenoid Check 205
Auxiliary Function Lever (AFL) Solenoid B (marked 1B) (Y62) Feedback High Current Diagnostic Procedure 206
Connector Check 206
Component Check 206
Continuity Check 206
Harness Check 207
Solenoid Check 207
Connector Check 207
Component Check 207
Continuity Check 207
Harness Check 207
Solenoid Check 207
Auxiliary Function Lever (AFL) Solenoid B (marked 1B) (Y62) Feedback Low Current Diagnostic Procedure 208
Connector Check 208
Component Check 208
Continuity Check 208
Short Circuit Check 209
Solenoid Check 209
Connector Check 209
Component Check 209
Continuity Check 209
Short Circuit Check 209
Solenoid Check 209
Hydraulic Oil Temperature Sensor Circuit High Input Diagnostic Procedure 210
Connector Check 210
Component Check 210
Open Circuit Check 210
Voltage Check 211
Connector Check 211
Component Check 211
Open Circuit Check 211
Voltage Check 211
Hydraulic Oil Temperature Sensor Circuit Low Input Diagnostic Procedure 212
Connector Check 212
Component Check 212
Voltage Check 212
Short Circuit Check 213
Connector Check 213
Component Check 213
Voltage Check 213
Short Circuit Check 213
02001002 – Exhaust Filter Alarm 213
Electric Control Lever Alarm Diagnostic Procedure 214
Connector Check 214
Connector Check 214
02006202 – Hydraulic Oil Temperature Alarm 214
Attachment Pedal or Blade and Outrigger Control Lever Alarm Diagnostic Procedure 215
Connector Check 215
Connector Check 215
Group 20 – Engine Control Unit (ECU) Diagnostic Trouble Codes 216
Engine Control Unit (ECU) Diagnostic Trouble Codes 216
Coolant Level Low—Moderately Severe Level Diagnostic Procedure 217
Coolant Level Check 217
Connector Check 217
Component Check 217
Short to Ground Check 217
Coolant Level Check 218
Connector Check 218
Component Check 218
Short to Ground Check 218
Coolant Level Low—Most Severe Level Diagnostic Procedure 219
Coolant Level Check 219
Connector Check 219
Component Check 219
Short to Ground Check 219
Coolant Level Check 220
Connector Check 220
Component Check 220
Short to Ground Check 220
Battery Voltage Low Diagnostic Procedure 220
Voltage Check 220
Battery Charge 220
Voltage Check 220
Battery Charge 220
Variable Speed Fan Solenoid Open Circuit Diagnostic Procedure 221
Connector Check 221
Component Check 221
Open Circuit Check 221
Connector Check 222
Component Check 222
Open Circuit Check 222
Variable Speed Fan Solenoid Short Circuit Diagnostic Procedure 223
Connector Check 223
Component Check 223
Short to Ground Check 223
Connector Check 223
Component Check 223
Short to Ground Check 223
Reversing Fan Switch Active Too Long Diagnostic Procedure 224
Function Check 224
Component Check 224
Short to Power Check 224
Function Check 225
Component Check 225
Short to Power Check 225
Requested Speed/Speed Limit Diagnostic Procedure 226
Connector Check 226
CAN Circuit Check 226
Connector Check 226
CAN Circuit Check 226
Hydraulic Temperature Diagnostic Procedure 227
Code Check 227
CAN Circuit Check 227
Code Check 227
CAN Circuit Check 227
Fan Speed High—Moderately Severe Level Diagnostic Procedure 228
Connector Check 228
Code Check 228
Solenoid Check 228
Harness Check 228
Fan Speed Check 229
Connector Check 229
Code Check 229
Solenoid Check 229
Harness Check 229
Fan Speed Check 229
Fan Speed Low—Most Severe Level Diagnostic Procedure 230
Connector Check 230
Voltage Check 230
Open Circuit Check 230
Fan Speed Check 231
Connector Check 231
Voltage Check 231
Open Circuit Check 231
Fan Speed Check 231
00163918 – Fan Speed Low—Moderately Severe Level 231
00370114 – Exhaust Filter Cleaning Not Required 231
Reversing Fan Solenoid Open Circuit Diagnostic Procedure 232
Connector Check 232
Component Check 232
Open Circuit Check 232
Connector Check 233
Component Check 233
Open Circuit Check 233
Reversing Fan Solenoid Short Circuit Diagnostic Procedure 234
Connector Check 234
Component Check 234
Short to Ground Check 234
Connector Check 234
Component Check 234
Short to Ground Check 234
Group 30 – Monitor Controller (DSZ) Diagnostic Trouble Codes 235
Monitor Controller (DSZ) Diagnostic Trouble Codes 235
01300202 – ECU Communication Error 235
01300302 – Main Controller (MCZ) Communication Error 1 235
01300402 – Main Controller (MCZ) Communication Error 2 235
01300502 – Monitor Controller (DSZ) Communication Error 1 235
01300602 – Monitor Controller (DSZ) Communication Error 2 235
01300702 – Machine Controller (BCZ) Communication Error 235
Monitor Internal Temperature Sensor Diagnostic Procedure 235
Temperature Check 235
Screen Check 235
Temperature Check 236
Screen Check 236
Alternator Alarm Diagnostic Procedure 236
Alternator Output Check 236
Alternator Output Check 236
01331003 – Shorted Circuit in Coolant Temperature Sensor 236
Fuel Level Sensor Open Circuit Diagnostic Procedure 237
Connector Check 237
Resistance Check 237
Continuity Check 238
Connector Check 238
Resistance Check 238
Continuity Check 238
Fuel Level Sensor Shorted Circuit Diagnostic Procedure 239
Connector Check 239
Resistance Check 239
Continuity Check 240
Short Circuit Check 240
Connector Check 240
Resistance Check 240
Continuity Check 240
Short Circuit Check 240
01333402 – Radiator Coolant Error 240
Flash Memory Read/Write Error Diagnostic Procedure 240
Diagnostic Trouble Code Check 240
Diagnostic Trouble Code Check 241
External RAM Read/Write Error Diagnostic Procedure 241
Diagnostic Trouble Code Check 241
Diagnostic Trouble Code Check 241
Abnormal EEPROM Diagnostics Procedure 241
Diagnostic Trouble Code Check 241
Diagnostic Trouble Code Check 241
Communication Terminal:Communication Error Diagnostic Procedure 242
Fuse Check 242
Power Check 242
Harness Check 242
Fuse Check 243
Power Check 243
Harness Check 243
Abnormal Internal RAM Diagnostic Procedure 243
Diagnostic Trouble Code Check 243
Diagnostic Trouble Code Check 243
01402102 – Communication Terminal Security Error 243
01402202 – SIM Card Error 243
01402302 – Security Error 243
02010002 – Overheat Alarm 243
02010102 – Engine Warning Alarm 243
02010202 – Engine Oil Pressure Alarm 244
Hydraulic Oil Filter Restriction Alarm Diagnostic Procedure 245
Filter Check 245
Hydraulic Oil Filter Restriction Switch Check 245
Circuit Check 245
Filter Check 246
Hydraulic Oil Filter Restriction Switch Check 246
Circuit Check 246
02010602 – Air Cleaner Restriction Alarm 246
02010702 – Water Separator Alarm 246
Pilot Control Shut-Off Lever Alarm Diagnostic Procedure 247
Connector Check 247
Code Check 247
Pilot Shutoff Switch 1 (S3) Check 247
Pilot Shutoff Switch 2 (S4) Check 247
Connector Check 248
Code Check 248
Pilot Shutoff Switch 1 (S3) Check 248
Pilot Shutoff Switch 2 (S4) Check 248
02011002 – Fuel Filter Restriction Alarm 248
02011302 – System Error Alarm 248
02011402 – Overheat Alarm 248
02013302 – Crane Function Alarm 248
02014202 – Intake Air Temperature Alarm 248
02014502 – Boost Temperature Increase Alarm 248
02014602 – Fuel Temperature Increase Alarm 248
02014902 – EGR Gas Temperature Alarm 248
Group 40 – Air Conditioner Controller (ACF) Diagnostic Trouble Codes 249
Air Conditioner Controller (ACF) Diagnostic Trouble Codes 249
Open Circuit in Air Recirculation Sensor Diagnostic Procedure 250
Connector Check 250
Harness Check 250
Voltage Check 250
Sensor Check 250
Connector Check 251
Harness Check 251
Voltage Check 251
Sensor Check 251
Short-Circuited Air Recirculation Sensor Diagnostic Procedure 252
Connector Check 252
Harness Check 252
Voltage Check 252
Sensor Check 252
Connector Check 253
Harness Check 253
Voltage Check 253
Sensor Check 253
Open Circuit in Ambient Air Temperature Sensor Diagnostics Procedure 254
Connector Check 254
Harness Check 254
Voltage Check 254
Sensor Check 255
Connector Check 255
Harness Check 255
Voltage Check 255
Sensor Check 255
Short-Circuited Ambient Air Temperature Sensor Diagnostic Procedure 256
Connector Check 256
Harness Check 256
Voltage Check 256
Sensor Check 257
Connector Check 257
Harness Check 257
Voltage Check 257
Sensor Check 257
Short-Circuited Solar Radiation Sensor Diagnostic Procedure 258
Connector Check 258
Harness Check 258
Voltage Check 258
Connector Check 259
Harness Check 259
Voltage Check 259
Open Circuit In Air Conditioner Freeze Control Switch Diagnostic Procedure 260
Connector Check 260
Harness Check 260
Voltage Check 260
Switch Check 260
Connector Check 261
Harness Check 261
Voltage Check 261
Switch Check 261
Short-Circuited Air Conditioner Freeze Control Switch Diagnostic Procedure 262
Connector Check 262
Harness Check 262
Voltage Check 262
Switch Check 263
Connector Check 263
Harness Check 263
Voltage Check 263
Switch Check 263
Abnormal Air Conditioner and Heater Blower Port Change Servomotor Diagnostic Procedure 264
Connector Check 264
Harness Check 264
Open Circuit Check 264
Short Circuit Check 265
Connector Check 265
Harness Check 265
Open Circuit Check 265
Short Circuit Check 265
Abnormal Air Conditioner and Heater Mixer Servomotor Diagnostic Procedure 266
Connector Check 266
Harness Check 266
Open Circuit Check 266
Short Circuit Check 267
Connector Check 267
Harness Check 267
Open Circuit Check 267
Short Circuit Check 267
Communication Error Diagnostic Procedure 268
Connector Check 268
Harness Check 268
Connector Check 268
Harness Check 268
CAN Bus Off Error Diagnostic Procedure 269
Connector Check 269
Harness Check 269
Connector Check 269
Harness Check 269
Section 9005 – OPERATIONAL CHECKOUT PROCEDURE 271
Group 10 – Operational Checkout Procedure 271
Operational Checks—Key Switch On, Engine On Checks 271
Display and Clear Trouble Codes 271
Horn Circuit Check 271
Hour Meter and Fuel Gauge Checks 272
Monitor Start Up Check 275
Monitor, Gauges, and Battery Relay Checks 276
Rear Camera Check 279
Travel Lever and Pedal Neutral Checks 281
Light Circuit Checks 282
Windshield Wiper Control Check 283
Windshield Washer Control Check 285
Windshield Wiper Circuit Check 287
Windshield Washer Circuit Check 289
Monitor and Gauge Circuit Checks 291
Pilot Shutoff Circuit Check 292
Fan Reversing System – If Equipped 294
Engine Speed Dial Check 295
ECO (Economy) Mode and PWR (Power) Mode Checks 297
H/P (High Power) Mode Check 298
Auto-Idle Circuit Check 299
Travel Alarm Check 300
Travel Alarm Cancel Switch Circuit Check 301
Hydraulic Oil Tank Pressurization Check 302
Control Lever Pattern Check-Excavator Pattern 302
Control Lever Pattern Check- Backhoe Pattern 303
Swing Dynamic Braking Check 304
Swing Park Brake and Circuit Drift Checks 306
Swing Power Check 307
Dig Function Drift Check (loaded bucket) 309
Dig Function Drift Check (empty bucket) 310
Swing Priority Circuit Check 312
Control Valve Lift Check Test 314
Boom Up, Arm In, and Bucket Combined Function Operation Check 315
Boom Regenerative Valve Operation Check 316
Arm Regenerative Valve Operation Check 317
Bucket Regenerative Valve Operation Check 318
Travel Speed Selection Check 319
Travel System Tracking Check 320
Travel System Tracking Checks While Operating a Dig Function 323
Travel System Maneuverability Check 324
Cycle Times Check 325
Heater and Air Conditioning Circuit Check 327
Heater and Air Conditioner Controls Check (Automatic Temperature Control) 329
Display and Clear Trouble Codes 332
Horn Circuit Check 332
Hour Meter and Fuel Gauge Checks 332
Monitor Start Up Check 332
Monitor, Gauges, and Battery Relay Checks 332
Rear Camera Check 332
Travel Lever and Pedal Neutral Checks 332
Light Circuit Checks 332
Windshield Wiper Control Check 332
Windshield Washer Control Check 332
Windshield Wiper Circuit Check 332
Windshield Washer Circuit Check 332
Monitor and Gauge Circuit Checks 332
Pilot Shutoff Circuit Check 332
Fan Reversing System – If Equipped 332
Engine Speed Dial Check 332
ECO (Economy) Mode and PWR (Power) Mode Checks 332
H/P (High Power) Mode Check 332
Auto-Idle Circuit Check 332
Travel Alarm Check 332
Travel Alarm Cancel Switch Circuit Check 332
Hydraulic Oil Tank Pressurization Check 332
Control Lever Pattern Check-Excavator Pattern 332
Control Lever Pattern Check- Backhoe Pattern 332
Swing Dynamic Braking Check 332
Swing Park Brake and Circuit Drift Checks 332
Swing Power Check 332
Dig Function Drift Check (loaded bucket) 332
Dig Function Drift Check (empty bucket) 332
Swing Priority Circuit Check 332
Control Valve Lift Check Test 332
Boom Up, Arm In, and Bucket Combined Function Operation Check 332
Boom Regenerative Valve Operation Check 332
Arm Regenerative Valve Operation Check 332
Bucket Regenerative Valve Operation Check 332
Travel Speed Selection Check 332
Travel System Tracking Check 332
Travel System Tracking Checks While Operating a Dig Function 332
Travel System Maneuverability Check 332
Cycle Times Check 332
Heater and Air Conditioning Circuit Check 332
Heater and Air Conditioner Controls Check (Automatic Temperature Control) 332
Section 9010 – ENGINE 334
Group 05 – Theory of Operation 334
Engine Identification 334
John Deere Engine 335
Engine Fuel System Component Location 337
Engine Cooling System Component Location 339
Cold Weather Starting Aid 340
Engine Speed Control System Operation 341
Group 15 – Diagnostic Information 345
John Deere Engine 345
Group 20 – Adjustments 346
John Deere Engine 346
Group 25 – Tests 347
John Deere Engine 347
Radiator Temperature Differential Check 348
Engine Power Test Using Turbocharger Boost Pressure 351
Section 9015 – ELECTRICAL SYSTEM 357
Group 05 – System Information 357
Electrical Diagram Information 357
Group 10 – System Diagrams 367
Explanation of Wire Markings 367
Fuse and Relay Specifications 368
System Functional Schematic, Component Location, and Wiring Diagram Master Legend 377
System Functional Schematic 385
Cab Harness (W1) Component Location 424
Cab Harness (W1) Wiring Diagram 431
Machine Harness (W2) Component Location 451
Machine Harness (W2) Wiring Diagram 455
Monitor Harness (W3) Component Location 460
Monitor Harness (W3) Wiring Diagram 461
Engine Harness (W4) Component Location 463
Engine Harness (W4) Wiring Diagram 467
Engine Interface Harness (W5) Component Location 472
Engine Interface Harness (W5) Wiring Diagram 474
Pump Harness (W8) Component Location 477
Pump Harness (W8) Wiring Diagram 480
Service ADVISOR™ Remote (SAR) Harness (W10) Component Location 481
Service ADVISOR™ Remote (SAR) Harness (W10) Wiring Diagram 482
Pilot Shutoff Switch Harness (W11) Component Location 483
Pilot Shutoff Switch Harness (W11) Wiring Diagram 484
Auxiliary Fuse Box Harness (W13) Component Location 485
Auxiliary Fuse Box Harness (W13) Wiring Diagram 486
Heated Air Seat Harness (W14) Component Location 488
Heated Air Seat Harness (W14) Wiring Diagram 490
Multi-Function Pilot Control Lever Harness (W15) Component Location 491
Multi-Function Pilot Control Lever Harness (W15) Wiring Diagram 493
Travel Alarm Cancel Switch Harness (W16) Component Location 494
Travel Alarm Cancel Switch Harness (W16) Wiring Diagram 495
Attachment Harness (W17) Component Location 496
Attachment Harness (W17) Wiring Diagram 498
Rear Camera Harness (W19) Component Location 500
Rear Camera Harness (W19) Wiring Diagram 501
Pilot Shutoff Valve Harness (W21) Component Location 502
Pilot Shutoff Valve Harness (W21) Wiring Diagram 503
Auxiliary 3-Button Cancel Switch Harness (W22) Component Location 503
Auxiliary 3-Button Cancel Switch Harness (W22) Wiring Diagram 504
Reversing Fan Switch Harness (W23) Component Location 504
Reversing Fan Switch Harness (W23) Wiring Diagram 505
Seat Heater Switch Harness (W24) Component Location 505
Seat Heater Switch Harness (W24) Wiring Diagram 506
Travel Alarm Harness (W26) Component Location 507
Travel Alarm Harness (W26) Wiring Diagram 508
Starter Harness (W27) Component Location 509
Starter Harness (W27) Wiring Diagram 510
Starter Switch Harness (W29) Component Location 511
Starter Switch Harness (W29) Wiring Diagram 512
2-Speed Harness (W32) Component Location 512
2-Speed Harness (W32) Wiring Diagram 513
Fuel Injector Harness (W38) Component Location 514
Fuel Injector Harness (W38) Wiring Diagram 515
Heater and Air Conditioner Harness (W41) Component Location 517
Heater and Air Conditioner Harness (W41) Wiring Diagram 518
Auxiliary Solenoid Harness (W61) Component Location 520
Auxiliary Solenoid Harness (W61) Wiring Diagram 522
Auxiliary Function Lever (AFL) Harness (W75) Component Location 524
Auxiliary Function Lever (AFL) Harness (W75) Wiring Diagram 526
Auxiliary Function Lever (AFL) Solenoid Harness (W76) Component Location 528
Auxiliary Function Lever (AFL) Solenoid Harness (W76) Wiring Diagram 530
Modular Telematics Gateway (MTG) Harness (W6002) Component Location 531
Modular Telematics Gateway (MTG) Harness (W6002) Wiring Diagram 532
Satellite (SAT) Harness (W6003) Component Location 532
Satellite (SAT) Harness (W6003) Wiring Diagram 533
Group 15 – Sub-System Diagnostics 534
Controller Area Network (CAN) Theory of Operation 534
Starting and Charging Circuit Theory of Operation 540
Monitor Controller (DSZ) Circuit Theory of Operation 545
Engine Control Unit (ECU) Circuit Theory of Operation 553
Main Controller (MCZ) Circuit Theory of Operation 570
Machine Controller (BCZ) Circuit Theory of Operation 588
Windshield Wiper and Washer Circuit Theory of Operation 590
Lighting Circuit Theory of Operation 593
Travel Alarm Circuit Theory of Operation 596
Pilot Shutoff Circuit Theory of Operation 599
Attachment Control Circuit Theory of Operation 602
Group 16 – Monitor Operation 612
Service Menu 612
Troubleshooting 612
Monitoring 614
Controller Version 617
Issued Warning Record 617
Operation 618
Machine Setting 619
Monitor Setting 622
Group 20 – References 624
Reading Diagnostic Trouble Codes with Monitor Display 624
Service ADVISOR™ Diagnostic Application 624
Service ADVISOR™ Connection Procedure 625
Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application 627
MPDr Application 629
MPDr Connection Procedure 630
Fuse Test 632
Relay Test 639
Pressure Sensor Test 640
Solenoid Test 641
Proportional Solenoid Test 642
Temperature Sensor Test 643
Alternator Test 644
Component Checks 646
Key Switch Check 646
Battery Relay Check 647
Battery Voltage Check 647
Alternator and Battery Fuse Check 648
Diode Check 649
Travel Alarm Check 649
Monitor Warning Alarm Check 651
CAN Bus Terminator Check 651
Alternator Resistor Check 652
Key Switch Check 652
Battery Relay Check 652
Battery Voltage Check 652
Alternator and Battery Fuse Check 652
Diode Check 652
Travel Alarm Check 652
Monitor Warning Alarm Check 652
CAN Bus Terminator Check 652
Alternator Resistor Check 652
Battery Remove and Install 653
Rear Cover Remove and Install 655
Main Controller (MCZ) Remove and Install 657
Machine Controller (BCZ) Remove and Install 660
Engine Control Unit (ECU) Remove and Install 662
Data Converter Remove and Install 662
Monitor Controller (DSZ) Remove and Install 664
Air Conditioner Controller (ACF) Remove and Install 666
Key Switch Remove and Install 666
Right Switch Console Remove and Install 668
Left Switch Console Remove and Install 670
Travel Alarm Remove and Install 671
Disconnect Tab Retainer Connectors 671
Disconnecting Spring Wire Clip Connectors 672
Replace DEUTSCH™ Connectors 674
Replace DEUTSCH™ Rectangular or Triangular Connectors 676
Install DEUTSCH™ Contact 678
Replace WEATHER PACK™ Connector 680
Install WEATHER PACK™ Contact 682
Replace (Pull Type) Metri-Pack™ Connectors 684
Replace (Push Type) Metri-Pack™ Connectors 685
Replace CINCH™ Connectors 686
Install CINCH™ Contact 688
Repair 32 and 48 Way CINCH™ Connectors 690
Remove Connector Body from Blade Terminals 694
Section 9020 – POWER TRAIN 696
Group 05 – Theory of Operation 696
Track Adjuster and Recoil Spring Operation 696
Travel Gear Case Operation 698
Group 15 – Diagnostic Information 699
Noisy or Loose Track Chain Diagnostic Procedure 699
Incorrect Track Sag Adjustment 699
Loose Track Shoes 699
Grease Leaking from Track Adjuster Seals, Grease Fittings, or Relief Valve 699
Incorrect Track Sag Adjustment 699
Loose Track Shoes 699
Grease Leaking from Track Adjuster Seals, Grease Fittings, or Relief Valve 699
Tight Track Chain Diagnostic Procedure 699
Material Packing in Sprocket 699
Track Sag Less Than Specification 700
Material Packing in Sprocket 700
Track Sag Less Than Specification 700
Frequent Track Chain Sag Adjustment Required Diagnostic Procedure 700
Grease Leaking from Track Adjuster Seals, Grease Fittings, or Relief Valve 700
Grease Leaking from Track Adjuster Seals, Grease Fittings, or Relief Valve 700
Excessive Oil Leakage From Front Idler, Track Rollers, or Carrier Rollers Diagnostic Procedure 700
Loose Plugs, Worn or Damaged O-rings, or Metal Faced Seals 700
Loose Plugs, Worn or Damaged O-rings, or Metal Faced Seals 700
Bent Track Shoes Diagnostic Procedure 701
Excessive Grouser Wear 701
Loose Track Shoes 701
Excessive High Speed Operation On Rough and Rocky Terrain 701
Excessive Grouser Wear 701
Loose Track Shoes 701
Excessive High Speed Operation On Rough and Rocky Terrain 701
‘Popping” of Track Diagnostic Procedure 702
High Travel Loads in Reverse 702
Material Packing in Sprocket 702
Track Sag Less Than Specification 702
High Travel Loads in Reverse 702
Material Packing in Sprocket 702
Track Sag Less Than Specification 702
Cracked Track Link Diagnostic Procedure 703
Material Packing in Sprocket 703
Track Sag Less Than Specification 703
Excessive High Speed Operation On Rough and Rocky Terrain 703
Track Shoes too Wide for Ground Conditions 703
Material Packing in Sprocket 703
Track Sag Less Than Specification 703
Excessive High Speed Operation On Rough and Rocky Terrain 703
Track Shoes too Wide for Ground Conditions 703
Chipped Link Rails Diagnostic Procedure 704
Repeated High Impacts With Roller Tread On Flanges Caused by a Loose or Snaky Track 704
Track Shoes too Wide for Ground Conditions 704
Correct Track Chain Pitch 704
Repeated High Impacts With Roller Tread On Flanges Caused by a Loose or Snaky Track 704
Track Shoes too Wide for Ground Conditions 704
Correct Track Chain Pitch 704
Individual Undercarriage Component Wear Diagnostic Procedure 704
Some Wear is Normal 704
Some Wear is Normal 705
Measure Swing Bearing Wear 706
Section 9025 – HYDRAULIC SYSTEM 713
Group 05 – Theory of Operation 713
Hydraulic System Operation 713
Fan Drive Hydraulic System Operation 714
Pilot System Operation 716
Pilot Pump, Pressure Regulating Valve, and Filter Operation 718
Pilot Shutoff Solenoid Valve Operation 719
Pilot Control Valve Operation 724
Travel Pilot Control Valve Operation 726
Pilot Operation of Control Valve Operation 729
Pilot Signal Manifold Operation 730
Pump 1, Pump 2, and Drive Gear Case Operation 740
Pump 1 and Pump 2 Regulator Operation 744
Engine Speed Sensing Control Circuit Operation 751
Control Valve Operation 753
Control Valve Check Valves Identification and Operation 765
Main Relief Valve Circuit Operation 768
Circuit Relief and Anticavitation Valve Operation 772
Travel Flow Combiner Valve Operation 774
Auxiliary Flow Combiner Valve and Bypass Shutoff Valve Operation 779
Boom Lower Meter-In Cut Valve Operation 784
Boom Regenerative Valve Circuit Operation 788
Dig Regenerative Valve Circuit Operation 790
Arm Regenerative Valve Circuit Operation 797
Bucket Regenerative Valve Circuit Operation 804
Boom and Arm Reduced Leakage Valves Operation 806
Arm 1 Flow Rate Control Valve Circuit Operation 809
Arm 2 Flow Rate Control Valve Circuit Operation 815
Bucket Flow Rate Control Valve Circuit Operation 821
Boom Flow Rate Control Valve Circuit Operation 827
Auxiliary Flow Rate Control Valve Circuit Operation 833
Blade Circuit Operation—If Equipped 839
Swing Reduction Gear Case Operation 842
Swing Motor, Crossover Relief Valve, and Make-Up Check Valve Operation 843
Swing Motor Park Brake Release Circuit Operation 846
Center Joint Operation 848
Travel Motor and Park Brake Valve Operation 850
Travel Motor Speed Circuit Operation 857
Cylinder Operation 861
Return Filter Operation 863
Auxiliary System Operation 863
Auxiliary Pilot Control Valve Operation 865
Flow Rate Select Solenoid Valve Operation 873
Flow Rate Pressure Reducing Valve Operation 874
Selector Valve Solenoid Valve Operation 875
Selector Valve Operation 875
Auxiliary Shuttle Valve Operation 876
Auxiliary High Flow Line Kit Operation 879
Two Way Solenoid Kit Operation 884
Two Pump Combined Flow Kit Operation 889
Group 15 – Diagnostic Information 897
All Hydraulic Functions Slow Diagnostic Procedure 897
Low Hydraulic Oil Level 897
Cold Hydraulic Oil 897
Oil Viscosity Too Heavy 897
Slow Engine Speed 897
Air Leak in Pump Suction Line 898
Pump Control Pilot Pressure Signal Low 898
Pilot Circuit Malfunction 898
Restricted Hydraulic Oil Tank Suction Screen 898
Pump 1 or Pump 2 Regulator Malfunction 898
Worn Pump 899
Main Relief Valve Setting Too Low or Malfunctioning 899
Power Dig Solenoid Valve Setting Too Low or Malfunctioning 899
Low Pilot Oil Pressure 899
Low Hydraulic Oil Level 900
Cold Hydraulic Oil 900
Oil Viscosity Too Heavy 900
Slow Engine Speed 900
Air Leak in Pump Suction Line 900
Pump Control Pilot Pressure Signal Low 900
Pilot Circuit Malfunction 900
Restricted Hydraulic Oil Tank Suction Screen 900
Pump 1 or Pump 2 Regulator Malfunction 900
Worn Pump 900
Main Relief Valve Setting Too Low or Malfunctioning 900
Power Dig Solenoid Valve Setting Too Low or Malfunctioning 900
Low Pilot Oil Pressure 900
Hydraulic Oil Overheats Diagnostic Procedure 901
Low Hydraulic Oil Level 901
Restricted Hydraulic Oil Cooler 901
Oil Viscosity Too Light 901
Fan Drive Malfunction 901
Machine Lift Capacity Exceeded 901
Restricted Hydraulic Oil Return Filter 902
Main Relief Valve Setting Too Low or Malfunctioning 902
Power Dig Valve Setting Too Low or Malfunctioning 902
Oil Cooler Bypass Valve Stuck Open 902
Pump Stuck at Maximum Displacement 903
Low Hydraulic Oil Level 903
Restricted Hydraulic Oil Cooler 903
Oil Viscosity Too Light 903
Fan Drive Malfunction 903
Machine Lift Capacity Exceeded 903
Restricted Hydraulic Oil Return Filter 903
Main Relief Valve Setting Too Low or Malfunctioning 903
Power Dig Valve Setting Too Low or Malfunctioning 903
Oil Cooler Bypass Valve Stuck Open 903
Pump Stuck at Maximum Displacement 903
No Hydraulic Functions Diagnostic Procedure 904
Pilot Shutoff Lever in Locked (UP) Position 904
Pilot Shutoff Solenoid Malfunction 904
Low Hydraulic Oil Level 904
Pump Drive Failure 904
Restricted Hydraulic Oil Tank Suction Screen 904
Pilot Shutoff Lever in Locked (UP) Position 905
Pilot Shutoff Solenoid Malfunction 905
Low Hydraulic Oil Level 905
Pump Drive Failure 905
Restricted Hydraulic Oil Tank Suction Screen 905
Poor Combined Operation Diagnostic Procedure 906
Front Attachment Pressure Sensor (B32) or Travel Pressure Sensor (B34) Malfunction 906
Pilot Control Valve Malfunction 906
Check Valves or Pump 1 or Pump 2 Flow Rate Pilot Valve Stuck 906
Front Attachment Pressure Sensor (B32) or Travel Pressure Sensor (B34) Malfunction 906
Pilot Control Valve Malfunction 906
Check Valves or Pump 1 or Pump 2 Flow Rate Pilot Valve Stuck 906
All Functions Cannot Be Operated Diagnostic Procedure 907
Pilot Shutoff Lever in Unlocked (DOWN) Position 907
Pilot Shutoff Solenoid Malfunction 907
Low Pilot Oil Pressure 907
Pilot Shutoff Lever in Unlocked (DOWN) Position 907
Pilot Shutoff Solenoid Malfunction 907
Low Pilot Oil Pressure 907
Function Does Not Stop When Control Lever Released Diagnostic Procedure 908
Control Valve Spool Stuck 908
Pilot Signal Manifold Malfunction 908
Left and Right Pilot Valve Malfunction 908
Control Valve Spool Stuck 908
Pilot Signal Manifold Malfunction 908
Left and Right Pilot Valve Malfunction 908
Some Functions Cannot Be Operated, All Others Are Normal Diagnostic Procedure 909
Pilot Cap Loose 909
Pilot Control Valve or Hydraulic Line Malfunction 909
Pump 1 or Pump 2 Flow Rate Pilot Valve Spool Stuck 909
Control Valve Spool Stuck 909
Pilot Cap Loose 910
Pilot Control Valve or Hydraulic Line Malfunction 910
Pump 1 or Pump 2 Flow Rate Pilot Valve Spool Stuck 910
Control Valve Spool Stuck 910
All Functions Slow Diagnostic Procedure 911
Restricted Pilot Filter 911
Torque Control Solenoid Malfunction 911
Low Pilot Oil Pressure 911
Restricted Pilot Shutoff Solenoid Valve 911
Restricted Pilot Filter 912
Torque Control Solenoid Malfunction 912
Low Pilot Oil Pressure 912
Restricted Pilot Shutoff Solenoid Valve 912
Functions Move in Opposite Direction Diagnostic Procedure 912
Pilot Control Hoses Connected Incorrectly 912
Pilot Control Hoses Connected Incorrectly 912
All Dig Functions Slow or No Power Diagnostic Procedure 913
Hydraulic System Malfunction 913
Pilot Circuit Malfunction 913
Pump 1 or Pump 2 Regulator Malfunction 913
Hydraulic System Malfunction 913
Pilot Circuit Malfunction 913
Pump 1 or Pump 2 Regulator Malfunction 913
Some Dig Functions Slow (Not All) Diagnostic Procedure 914
Pilot Circuit Malfunction 914
Control Valve Leakage 914
Cylinder Leakage 914
Circuit Relief Valve Setting Too Low or Malfunctioning 914
Control Valve Spool Stuck 915
Pump 1 or Pump 2 Flow Rate Pilot Valve Spool Stuck 915
Pilot Circuit Malfunction 915
Control Valve Leakage 915
Cylinder Leakage 915
Circuit Relief Valve Setting Too Low or Malfunctioning 915
Control Valve Spool Stuck 915
Pump 1 or Pump 2 Flow Rate Pilot Valve Spool Stuck 915
Load Drifts Down When Control Lever is in Neutral Position Diagnostic Procedure 916
Cylinder Leakage 916
Circuit Relief Valve Setting Too Low or Malfunctioning 916
Boom Manual Lower Screw Loose 916
Control Valve Leakage 916
Cylinder Leakage 917
Circuit Relief Valve Setting Too Low or Malfunctioning 917
Boom Manual Lower Screw Loose 917
Control Valve Leakage 917
Load Falls When Control Valve is Actuated To Raise Load With Engine Running at Slow Idle Diagnostic Procedure 917
Lift Check Valve Leakage 917
Lift Check Valve Leakage 917
H/P (High Power) Function Does Not Operate, PWR (Power) Mode is Normal Diagnostic Procedure 918
Slow Engine Speed 918
Pressure Sensor Malfunction 918
Power Mode Button Malfunction 919
Slow Engine Speed 919
Pressure Sensor Malfunction 919
Power Mode Button Malfunction 919
Swing Speed Slow in Both Directions Diagnostic Procedure 920
Slow Engine Speed 920
Swing Motor Crossover Relief Valve Malfunction 920
Control Valve Leakage 920
Swing Motor Leakage 920
Swing Park Brake Not Fully Released 921
Pump 2 Worn 921
Slow Engine Speed 921
Swing Motor Crossover Relief Valve Malfunction 921
Control Valve Leakage 921
Swing Motor Leakage 921
Swing Park Brake Not Fully Released 921
Pump 2 Worn 921
Swing Speed Slow or Does Not Operate in One Direction Diagnostic Procedure 922
Pilot Circuit Malfunction 922
Swing Motor Make-Up Check Valve Leakage 922
Swing Motor Crossover Relief Valve Malfunction 922
Control Valve Sticking 922
Pilot Circuit Malfunction 923
Swing Motor Make-Up Check Valve Leakage 923
Swing Motor Crossover Relief Valve Malfunction 923
Control Valve Sticking 923
Upperstructure Drift with Swing Valve in Neutral Diagnostic Procedure 924
Park brake operation 924
Drift direction 924
Case drain leakage 924
Damper valve spool sticking 924
Swing motor make-up check valve leakage 925
Swing motor crossover relief valve malfunction 925
Swing park brake not engaging 925
Park brake operation 925
Drift direction 925
Case drain leakage 925
Damper valve spool sticking 925
Swing motor make-up check valve leakage 925
Swing motor crossover relief valve malfunction 925
Swing park brake not engaging 925
Swing Function Does Not Operate Diagnostic Procedure 926
Pilot Circuit Malfunction 926
Swing Park Brake Malfunction 926
Control Valve Stuck 926
Mechanical Failure of Swing Motor or Gear Case 926
Pilot Circuit Malfunction 927
Swing Park Brake Malfunction 927
Control Valve Stuck 927
Mechanical Failure of Swing Motor or Gear Case 927
Travel Park Brakes Do Not Apply Diagnostic Procedure 927
Counterbalance Valve Spool Stuck, Oil Not Releasing From Piston Cavity 927
Mechanical Failure of Travel Motor and Gear Case 927
Counterbalance Valve Spool Stuck, Oil Not Releasing From Piston Cavity 927
Mechanical Failure of Travel Motor and Gear Case 927
Track Will Not Move in One Direction Diagnostic Procedure 928
Pilot Circuit Malfunction 928
Travel Motor Crossover Relief Valve Malfunction 928
Control Valve Stuck 928
Counterbalance Valve Spool Stuck 928
Center Joint Leakage 928
Pilot Circuit Malfunction 929
Travel Motor Crossover Relief Valve Malfunction 929
Control Valve Stuck 929
Counterbalance Valve Spool Stuck 929
Center Joint Leakage 929
Track Will Not Move in Either Direction Diagnostic Procedure 930
Pilot Circuit Malfunction 930
Travel Motor Crossover Relief Valve Malfunction 930
Control Valve Stuck 930
Counterbalance Valve Spool Stuck 930
Mechanical Failure of Travel Motor or Gear Case 930
Center Joint Leakage 931
Pilot Circuit Malfunction 931
Travel Motor Crossover Relief Valve Malfunction 931
Control Valve Stuck 931
Counterbalance Valve Spool Stuck 931
Mechanical Failure of Travel Motor or Gear Case 931
Center Joint Leakage 931
Machine Mistracks at All Speeds in Both Directions Diagnostic Procedure 932
Incorrect Track Sag Adjustment 932
Pilot Control Valve Malfunction 932
Travel Motor Crossover Relief Valve 932
Servo Piston Shuttle Valve Leakage 932
Travel Motor Leakage 933
Center Joint Leakage 933
Pump 1 or Pump 2 Regulator Malfunction 933
Incorrect Track Sag Adjustment 933
Pilot Control Valve Malfunction 933
Travel Motor Crossover Relief Valve 933
Servo Piston Shuttle Valve Leakage 933
Travel Motor Leakage 933
Center Joint Leakage 933
Pump 1 or Pump 2 Regulator Malfunction 933
Slow Travel Speed or Low Power Diagnostic Procedure 934
Incorrect Track Sag Adjustment 934
Travel Motor Crossover Relief Valve Malfunction 934
Travel Park Brake Not Releasing 934
Travel Motor Leakage 934
Center Joint Leakage 934
Worn Pump 935
Engine Performance Low 935
Incorrect Track Sag Adjustment 935
Travel Motor Crossover Relief Valve Malfunction 935
Travel Park Brake Not Releasing 935
Travel Motor Leakage 935
Center Joint Leakage 935
Worn Pump 935
Engine Performance Low 935
Combined Travel and Dig Functions Slow or No Power Diagnostic Procedure 936
Travel Flow Combiner Valve Circuit Malfunction 936
Control Valve Stuck 936
Travel Flow Combiner Valve Circuit Malfunction 936
Control Valve Stuck 936
Travel is ‘Jerky” Diagnostic Procedure 937
Incorrect Track Sag Adjustment 937
Roller Malfunction 937
Travel Park Brake Leakage 937
Mechanical Failure of Travel Motor or Gear Case 937
Undercarriage Components Worn 937
Incorrect Track Sag Adjustment 938
Roller Malfunction 938
Travel Park Brake Leakage 938
Mechanical Failure of Travel Motor or Gear Case 938
Undercarriage Components Worn 938
Machine Will Not Hold Back and Park Brakes Engage and Disengage When Traveling Down an Incline Diagnostic Procedure 938
Counterbalance Valve Spool Stuck 938
Counterbalance Valve Spool Stuck 938
Machine Will Not Turn Smoothly in One Direction or Park Brake Grabs Diagnostic Procedure 938
Counterbalance Valve Spool Stuck 938
Counterbalance Valve Spool Stuck 938
Pump 1, Pump 2, and Pilot Pump Line Identification 939
Control Valve Line Identification 941
Swing Motor Line Identification 944
Pilot Control Valve-to-Pilot Signal Manifold Component Location—Excavator Pattern 945
Pilot Control Valve-to-Pilot Signal Manifold Component Location—Backhoe Pattern 947
Pilot Signal Manifold-to-Control Valve Line Connection 949
Travel System Component Location 952
Travel Hydraulic System Line Connection 954
Blade Hydraulic System Component Location 956
Auxiliary Attachment Schematic 958
Auxiliary System Line Connections 967
Hydraulic System Schematic 972
Hydraulic System Component Location 988
Hydraulic System Line Connections 990
Fan Drive System Component Location 992
Fan Drive Hydraulic System Schematic 994
Group 25 – Tests 996
JT05800 Digital Thermometer Installation 996
JT02156A Digital Pressure and Temperature Analyzer Kit Installation 997
Hydraulic Oil Cleanup Procedure 999
Hydraulic Oil Tank Pressure Release Procedure1001
Hydraulic Oil Warm-Up Procedure1003
Pilot Pressure Regulating Valve Test and Adjustment1005
Control Valve Spool Actuating Pilot Pressure Test1009
Dig Regenerative Solenoid Valve Test and Adjustment1012
Arm Regenerative Solenoid Valve Test and Adjustment1017
Power Dig Solenoid Valve Test and Adjustment1022
Arm 2 Flow Control Solenoid Valve Test and Adjustment1027
Torque Control Solenoid Valve Test and Adjustment1032
Pump Control Pilot Pressure Signal Test1036
Main Relief and Power Dig Valve Test and Adjustment1038
Circuit Relief Valve Test and Adjustment1044
Blade Main Relief Valve Test and Adjustment1050
Swing Motor Crossover Relief Valve Test and Adjustment1055
Travel Motor Crossover Relief Valve Test and Adjustment1060
Pump Regulator Test and Adjustment—Minimum Flow1066
Pump Regulator Test and Adjustment—Maximum Flow1069
Pump Flow Test1072
Swing Motor Leakage Test1080
Travel Motor Leakage Test1083
Cylinder Drift Test—Boom, Arm, and Bucket1087
Fan Drive Pump Flow Test1090
Fan Speed Test1093
Section 9031 – HEATING AND AIR CONDITIONING1096
Group 05 – Theory of Operation1096
Air Conditioning System Cycle of Operation1096
Group 15 – Diagnostic Information1098
Air Conditioning System Does Not Operate Diagnostic Procedure1098
Diagnostic Trouble Code Check1098
Monitor Settings Check1098
Fuse Check1098
Air Conditioner Compressor Belt Check1098
Vent Air Flow Check1099
Diagnostic Trouble Code Check1099
Monitor Settings Check1099
Fuse Check1099
Air Conditioner Compressor Belt Check1099
Vent Air Flow Check1099
Air Conditioning Does Not Cool Interior of Cab Diagnostic Procedure1100
Cab Fresh Air Filter Restriction Check1100
Cab Recirculating Air Filter Restriction Check1100
Cab Seals Check1100
Refrigerant Hose Restriction Check1100
Condenser Air Flow Restriction Check1100
Evaporator Core Air Flow Restriction Check1101
Evaporator Core Fins Check1101
System Operating Pressures Check1101
Cab Fresh Air Filter Restriction Check1101
Cab Recirculating Air Filter Restriction Check1101
Cab Seals Check1101
Refrigerant Hose Restriction Check1101
Condenser Air Flow Restriction Check1101
Evaporator Core Air Flow Restriction Check1101
Evaporator Core Fins Check1101
System Operating Pressures Check1101
Air Conditioning Runs Constantly, Too Cold Diagnostic Procedure1102
Air Conditioning System Check1102
Evaporator Core Component Check1102
Air Conditioner Compressor Clutch Relay Check1102
Wiring Harness Check1102
Air Conditioning System Check1103
Evaporator Core Component Check1103
Air Conditioner Compressor Clutch Relay Check1103
Wiring Harness Check1103
Interior Windows Continue to Fog Using Air Conditioner Diagnostics Procedure1104
Air Conditioning System Check1104
Cab Fresh Air Filter Restriction Check1104
Cab Recirculating Air Filter Restriction Check1104
Check Air Conditioner Drain Hoses1104
Heater Core Check1105
Air Conditioning System Check1105
Cab Fresh Air Filter Restriction Check1105
Cab Recirculating Air Filter Restriction Check1105
Check Air Conditioner Drain Hoses1105
Heater Core Check1105
Heater System Does Not Operate Diagnostic Procedure1106
Diagnostic Trouble Code Check1106
Monitor Settings Check1106
Fuse Check1106
Cab Fresh Air Filter Restriction Check1106
Cab Recirculating Air Filter Restriction Check1107
Air Conditioner and Heater Blower Motor Operation Check1107
Air Conditioner and Heater Blower Motor Low Speed Check1107
Air Conditioner and Heater Blower Motor Medium Speed Check1107
Air Conditioner and Heater Blower Motor High Speed Check1107
Air Conditioner and Heater Blower Motor Check1108
Air Conditioner and Heater Blower Motor Circuit Check1108
Blower Motor Resistor (R17) Ground Circuit Check1108
Air Conditioner Controller (ACF) Ground Circuit Check1109
Cab Harness (W1) Ground Circuit Check1109
Air Conditioner Blower Motor Relay Check1109
Power Check1109
Air Conditioner Controller (ACF) Signal Check1110
Diagnostic Trouble Code Check1110
Monitor Settings Check1110
Fuse Check1110
Cab Fresh Air Filter Restriction Check1110
Cab Recirculating Air Filter Restriction Check1110
Air Conditioner and Heater Blower Motor Operation Check1110
Air Conditioner and Heater Blower Motor Low Speed Check1110
Air Conditioner and Heater Blower Motor Medium Speed Check1110
Air Conditioner and Heater Blower Motor High Speed Check1110
Air Conditioner and Heater Blower Motor Check1110
Air Conditioner and Heater Blower Motor Circuit Check1110
Blower Motor Resistor (R17) Ground Circuit Check1110
Air Conditioner Controller (ACF) Ground Circuit Check1110
Cab Harness (W1) Ground Circuit Check1110
Air Conditioner Blower Motor Relay Check1110
Power Check1110
Air Conditioner Controller (ACF) Signal Check1110
Heater Does Not Warm Interior of Cab Diagnostic Procedure1111
Heater Check1111
Coolant Check1111
Cab Fresh Air Filter Restriction Check1111
Cab Recirculating Air Filter Restriction Check1111
Heater Hose Restriction Check1111
Heater Door Servo Motor Check1112
Heater Core Air Flow Restriction Check1112
Heater Check1112
Coolant Check1112
Cab Fresh Air Filter Restriction Check1112
Cab Recirculating Air Filter Restriction Check1112
Heater Hose Restriction Check1112
Heater Door Servo Motor Check1112
Heater Core Air Flow Restriction Check1112
Interior Windows Continue to Fog Using Heater Diagnostic Procedure1113
Cab Fresh Air Filter Restriction Check1113
Heater Core Leak Check1113
Cab Seals Check1113
Air Conditioner Check1113
Door Servo Motor Check1113
Cab Fresh Air Filter Restriction Check1114
Heater Core Leak Check1114
Cab Seals Check1114
Air Conditioner Check1114
Door Servo Motor Check1114
Heater and Air Conditioner Diagnostic Trouble Code Check1114
Heater and Air Conditioner Component Location1115
Group 25 – Tests1117
Refrigerant Cautions and Proper Handling1117
Visual Inspection of Components1118
Lines and Hoses Check1118
Air Conditioner Compressor Check1118
Condenser Check1119
Engine Fan Check1119
Heater/Evaporator Core Check1119
Cab Air Filter Check1120
Cab Door and Windows Check1120
Lines and Hoses Check1120
Air Conditioner Compressor Check1120
Condenser Check1120
Engine Fan Check1120
Heater/Evaporator Core Check1120
Cab Air Filter Check1120
Cab Door and Windows Check1120
Air Conditioner Compressor Clutch Test1120
Refrigerant Leak Test1121
Refrigerant Hoses and Tubing Inspection1121
Air Conditioner Compressor Belt Check and Adjustment1121
R134a Air Conditioning System Test1122
Operating Pressure Diagnostic Chart1125
Section 9900 – DEALER FABRICATED TOOLS1127
Group 99 – Dealer Fabricated Tools1127
DFT1218 Split Flange Hose Cap1127

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JOHN DEERE EXCAVATOR 130G DIAGNOSTIC OPERATION AND TEST MANUAL – PDF DOWNLOAD:

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• This is the SAME exact manual used by your dealers to fix your vehicle.
• The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
• Any queries / doubts regarding your purchase, please feel free to contact [email protected]

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