Contents
pg. pg.i Asbestos and Non-Asbestos Fibers
1 Section 1: Introduction
Contents
Anti-Lock Braking System (ABS)
System Components
Electronic Control Unit (ECU)
Wheel Speed Sensing Systems
2 Pressure Modulator Valves
3 Active Braking Valves (ABV)
Brake Pressure Sensor (BPS)
Steering Angle Sensor (SAS)
4 Electronic Stability Control (ESC) Module
Trailer Modulator Valve
Off-Road ABS Switch
ATC Switch
Blink Code Switch
System Configuration
6
Section 2: Stability and Safety Enhancement
Systems
ATC
ATC Components
ATC Switch
7 Roll Stability Control (RSC)
RSC Components
9 Electronic Stability Control (ESC)
ESC Components
11 Hill Start Aid (HSA)
HSA Components
12 Drag Torque Control
Lift Axle Capability
13
Section 3: Diagnostics, Troubleshooting and
Testing
General
Maintenance Information
ABS Indicator Lamp
14 Diagnostics
TOOLBOX™ Software Diagnostics
17 Blink Code Diagnostics (ABS Only)
23 Testing
Wheel Speed Sensor Testing
25 Modulator Valve Testing
29 Active Braking Valves (ABV) Testing
32 Brake Pressure Sensor Testing
33 ESC CAN Network Testing
ESC Module Testing
35 Steering Angle Sensor (SAS) Testing
37 ECU Circuit Testing
J1939 Serial Communications Testing
39
Section 4: Component Replacement
Component Removal and Installation
Wheel Speed Sensors
40 Modulator Valves
41 Active Braking Valves (ABV)
42 ABS Valve Packages
44 Active Braking Valve on the ABS Valve Package
45 Electronic Control Unit (ECU)
46 Steering Angle Sensor (SAS) — WABCO Only
47 Electronic Stability Control (ESC) Module
48 Brake Pressure Sensor
50
Section 5: System Configurations
System Configuration Layouts
52
Section 6: Wiring Diagrams and Connectors
ECU Connector Pin Assignments
65
Section 7: SPN, SID, FMI Fault Codes
SPN, SID, FMI Diagnostic Trouble Code List
94
Section 8: Appendix I
Reconfiguration Procedure
How to Reconfigure an ECU (E Version)
TOOLBOX™ Software
95 Manual Reconfiguration
97
Section 9: Appendix II
E4 ESC End of Line Calibration Procedure
104
Section 10: Appendix III
E8 ESC End of Line Calibration Procedure
108
Section 11: Appendix IV
Aftermarket Programming
Aftermarket Programming Procedures
116 Aftermarket Programming Failure Codes List
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