POWER ASSIST SYSTEMS POWER STEERING SYSTEM U0100 Lost Communication with ECM / PCM "A" U0129 Lost Communication with Brake System Control Module
DESCRIPTION
The power steering ECU assembly receives signals from the ECM and skid control ECU (brake actuator assembly) (w/ ABS) via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Return-to-normal Condition | Note |
|---|---|---|---|---|---|---|
| U0100 | Lost Communication with ECM / PCM "A" | Lost communication with ECM | ·
CAN communication system ·
ECM |
EPS warning light: Does not come on | After normal confirmation | - |
| U0129 | Lost Communication with Brake System Control Module | Lost communication with skid control ECU (Brake actuator assembly) | ·
CAN communication system ·
Skid control ECU (Brake actuator assembly) |
EPS warning light: Comes on | After normal confirmation | w/ ABS |
PROCEDURE
1.GO TO CAN COMMUNICATION SYSTEM
a.
Go to CAN communication system.
Click herePower Source / Network>NETWORKING>CAN COMMUNICATION SYSTEM>HOW TO PROCEED WITH TROUBLESHOOTING
- Result:
Proceed to NEXT
NEXT
END