Allison Transmission 1000 & 2000 Product Families Troubleshooting Manual TS3977EN PDF

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Allison Transmission 1000 & 2000 Product Families Troubleshooting Manual TS3977EN – PDF DOWNLOAD

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Allison Transmission 1000 & 2000 Product Families Troubleshooting Manual TS3977EN – PDF DOWNLOAD

Language : English
Pages : 602
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

Allison Transmission 1000 & 2000 Product Families Troubleshooting Manual TS3977EN – PDF DOWNLOAD

Foreword ii
SAFETY INFORMATION
Important Safety Notice iii
Warnings, Cautions, and Notes iii
Trademarks Used in This Manual iv
Service Literature iv
SECTION 1 GENERAL DESCRIPTION
1–1 TRANSMISSION 1–1
1–2 TRANSMISSION CONTROL MODULE (TCM) 1–3
1–3 SHIFT SELECTOR 1–3
A Shift Selector Range Positions 1–3
B Manual Selector Valve 1–4
C Internal Mode Switch (IMS) 1–5
1–4 THROTTLE POSITION SENSOR (TPS) 1–5
1–5 SPEED SENSORS 1–6
A Input (Engine) Speed Sensor 1–6
B Turbine Speed Sensor 1–6
C Output Speed Sensor 1–7
1–6 CONTROL VALVE ASSEMBLY 1–7
A Main Pressure Modulation 1–8
1–7 WIRING HARNESSES 1–8
A External Wiring Harness 1–8
B Internal Wiring Harness 1–10
SECTION 2 DEFINITIONS AND ABBREVIATIONS
2–1 CHECK TRANS LIGHT 2–1
2–2 RANGE INHIBIT RESPONSES 2–1
2–3 Allison DOC™ INHIBITS 2–1
2–4 Allison DOC™ 2–4
2–5 ABBREVIATIONS 2–5
SECTION 3 BASIC KNOWLEDGE
3–1 BASIC KNOWLEDGE REQUIRED 3–1
3–2 USING THE TROUBLESHOOTING MANUAL 3–1
3–3 SYSTEM OVERVIEW 3–1
3–4 IMPORTANT INFORMATION IN THE TROUBLESHOOTING PROCESS 3–2
3–5 BASIC TROUBLESHOOTING INFORMATION 3–3
3–6 TCM DIAGNOSTIC PROCEDURE 3–9
3–7 RESETTING OF TCM PARAMETERS TO SUPPORT ENGINE UPDATE 3–9
3–8 RESETTING TCM AUTOSELECT 3–10
TABLE OF CONTENTS
1000 AND 2000 PRODUCT FAMILIES TROUBLESHOOTING MANUAL –
ALLISON 4TH GENERATION CONTROLS
SECTION 4 WIRE CHECK PROCEDURES
4–1 CHECKING OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND 4–1
4–2 CHECKING AT TRANSMISSION CONNECTOR AND THE INTERNAL HARNESS
FOR OPENS, SHORTS BETWEEN WIRES, AND SHORTS-TO-GROUND 4–2
SECTION 5 DIAGNOSTIC TROUBLE CODES (DTC)
5–1 DTC MEMORY 5–1
5–2 FAILURE RECORDS 5–1
5–3 CODE READING AND DTC CLEARING 5–3
A Clearing DTCs 5–3
B Clearing Active Indicators 5–3
5–4 BEGINNING THE TROUBLESHOOTING PROCESS 5–3
A Starting Procedure 5–3
B Solenoid Locations 5–4
C Wire/Terminal Numbering Scheme 5–4
D Available Diagnostic Adapters 5–4
5–5 DIAGNOSTIC TROUBLE CODES (DTCs—Includes Index) 5–10
SECTION 6 INPUT AND OUTPUT FUNCTIONS
6–1 SPECIAL INPUT AND OUTPUT FUNCTIONS 6–1
A Input Functions 6–1
B Output Functions 6–1
SECTION 7 GENERAL TROUBLESHOOTING OF PERFORMANCE COMPLAINTS
7–1
APPENDICES
A DIAGNOSING INTERMITTENT DTCs A–1
B MAIN PRESSURE CHECK PROCEDURE B–1
C SOLENOID AND CLUTCH TABLE C–1
D WIRE/CONNECTOR TABLES D–1
E CONNECTOR REPAIR INFORMATION E–1
F THROTTLE POSITION SENSOR ADJUSTMENT F–1
G WELDING ON VEHICLE/VEHICLE INTERFACE MODULE G–1
H HYDRAULIC SCHEMATICS H–1
J WIRING SCHEMATIC J–1
K RESISTANCE vs TEMPERATURE K–1
L ELECTRONIC INTERFERENCE L–1
M Allison DOC™ FOR PC–SERVICE TOOL M–1
N INPUT/OUTPUT FUNCTIONS N–1
P J1939 HARDWARE AND TCM CONNECTIONS P–1
R FLUID CHECK PROCEDURE R–1

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