Land Rover 5.0 V8 ENGINE MANAGEMENT SYSTEM ON-BOARD DIAGNOSTICS Manual PDF

Description

Land Rover 5.0 V8 ENGINE MANAGEMENT SYSTEM ON-BOARD DIAGNOSTICS Manual – PDF DOWNLOAD

FILE DETAILS:

Land Rover 5.0 V8 ENGINE MANAGEMENT SYSTEM ON-BOARD DIAGNOSTICS Manual – PDF DOWNLOAD

Language : English
Pages : 222
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Land Rover 5.0 V8 ENGINE MANAGEMENT SYSTEM ON-BOARD DIAGNOSTICS Manual – PDF DOWNLOAD

1 Contents
1 Contents2
2 Introduction6
21 Inputs and Outputs 6
22 Generic OBD-II Drive Cycle 9
3 Inspection and Maintenance Test Readiness Setting for Vehicles Land Rover Test Group ALRXT050001 10
31 Introduction10
32 Readiness Setting10
4 Communication of Monitor Test Results – Mode$06 12
5 Onboard Monitoring 16
51 Catalyst Monitoring16
511 Description 16
512 Monitoring Structure 17
513 Drive Cycle Information20
52 Misfire Monitoring 20
521 Description 20
522 Misfire Monitor Process Hierarchy22
523 Strategy Description 23
524 Misfire Malfunction Criteria26
525 Misfire Enable Criteria27
526 Drive Cycle Information28
53 Evaporative Emission System Monitoring29
531 Schematic 29
532 Description 30
533 Implementation for the 50 V8 Test Groups 31
534 Calculation31
535 Fault Determination 32
536 Typical monitoring results 34
537 Monitoring Structure 35
538 Diagnosis Frequency and MIL Illumination 38
539 Evaporative Emission Canister Purge Valve Description 40
5310 Purge Flow Monitoring Structure41
5311 Drive Cycle Information45
54 Fuel System Monitoring 46
541 Description 46
542 Sub-Feedback Rationality Check – P2096, P2097, P2098 and P2099 46
543 Monitoring Structure 47
544 Drive Cycle Information52
55 Oxygen Sensor Monitoring53
Land Rover Revision Date: November 2010 Page 3 of 222
551 Upstream Heated Oxygen Sensor Slow Response – P0133, P0153 53
552 Upstream Heated Oxygen Sensor Slow Activation – P0134 and P0154 58
553 Downstream Oxygen Sensor High or Low Monitor – P0137, P0138, P0157, P0158 60
554 Downstream Oxygen Sensor Activity Check – P0140, P0160 65
555 Downstream Oxygen Sensor Response Check – P0139, P015968
556 Drive Cycle Information86
56 Cooling System Monitoring 87
561 Thermostat Monitoring – P012887
562 General Description 88
563 Flow Chart of Thermostat Monitoring Function 89
564 Engine Coolant Temperature Sensor Monitors Stuck – P0116 (ECT1) or P2183 (ECT2)90
565 Range or Performance Failure – P0116 (ECT1) or P2183 (ECT2)92
566 Time to Closed Loop Fuelling Enable Temperature – P012595
567 Highest Minimum Enable Temperature Achieved – P012697
568 Drive Cycle Information107
57 Positive Crankcase Ventilation (PCV) System Monitoring108
571 Description 108
572 PCV Valve Location and Hose Layout for the Naturally Aspirated Engine109
573 PCV Valve Location and Hose Layout for the Supercharged Engine 110
574 Drive Cycle Information112
58 Crankshaft Position Sensor112
581 Description 112
582 Drive Cycle Information113
59 Camshaft Position Sensors114
591 Description 114
592 Drive Cycle Information118
510 Camshaft Profile Switching (CPS) — Naturally Aspirated Engine Only 119
5101 Schematic and Operation119
5102 Diagnosis 120
5103 Drive Cycle Information125
511 Cold Start Emission Reduction Monitoring 126
5111 Description 126
5112 Drive Cycle Information139
512 Idle Speed Control 139
5121 Description 139
5122 Drive Cycle Information141
513 Manifold Absolute Pressure Sensor 142
5131 Schematic 142
5132 High or low input failure – P0107, P0108, P0237 and P0238143
5133 Range or performance failure – P0106 (Naturally Aspirated Engine) and P0236 (Super Charged Engine)143
5134 Range or performance failure – P0106 (Super Charged Engine only) 145
5135 Monitoring Structure 148
Land Rover Revision Date: November 2010 Page 4 of 222
5136 Drive Cycle Information151
514 Mass Airflow Sensor 152
5141 Schematic 152
5142 High or low input failure – P0102, P0103, P010C and P010D 152
5143 Range or performance failure – P0101, P010B153
5144 Drive Cycle Information159
515 Barometric Pressure Sensor 160
5151 High /Low Input Failure160
5152 Range / Performance Failure 160
5153 Drive Cycle Information161
516 Fuel Pressure System162
5161 Description 162
5162 Drive Cycle Information166
517 Intake Air Temperature Sensor 167
5171 Air Intake Temperature Sensor Monitoring 167
5172 Intake Air Temperature Sensor – Stuck in Range Diagnostic – P0111 & P00AB 168
5173 Intake Air Temperature Sensor – Biased Sensor Diagnostic – P0111 & P00AB 170
5174 Intake Air Temperature Sensor 2 – Post-Supercharger – P007B172
5175 Range/Performance Check174
5176 Rationality Check174
5177 Monitoring Structure 176
5178 Drive Cycle Information184
518 Knock Sensor 184
5181 Description 184
5182 Drive Cycle Information185
519 ECM Power Supplies186
5191 Description 186
5192 Drive Cycle Information186
520 Engine Control Module Self Test187
5201 Description 187
5202 Drive Cycle Information188
521 Engine Starting189
5211 Crank request Signal 189
5212 Park / Neutral Switch 189
5213 Starter relay189
5214 Drive Cycle Information191
522 Accelerator Pedal Position Sensor 192
5221 Description 192
5222 Drive Cycle Information193
523 Throttle Control System194
5231 Description 194
5232 Drive Cycle Information196
Land Rover Revision Date: November 2010 Page 5 of 222
524 Torque Monitoring197
5241 Description 197
5242 Drive Cycle Information197
525 Vehicle Speed Signal198
5251 Description 198
5252 Drive Cycle Information198
526 Fuel Injectors199
5261 Description 199
5262 Drive Cycle Information201
527 Ignition Amplifiers / Coils202
5271 Description 202
5272 Drive Cycle Information203
528 Variable Valve Timing204
5281 Hardware Check204
5282 Camshaft Position204
5283 Drive Cycle Information210
529 Controller Area Network System211
5291 Monitoring Structure 211
5292 Drive Cycle Information214
530 Fuel Level Sensor215
5301 Drive Cycle Information215
531 Engine Off Timer 216
5311 Description 216
5312 Drive Cycle Information217
532 Ambient Air Temperature218
5321 Description 218
5322 Drive Cycle Information219
533 Supercharger Intercooler Water Pump 220
5331 Drive Cycle Information220
534 High Range Enablement 221
5341 Drive Cycle Information222

S.V 28/02/2025