DTC    U0100    Lost Communication with ECM / PCM "A"

DTC    U0129    Lost Communication with Brake System Control Module

DTC    U0131    Lost Communication with Power Steering Control Module

DTC    U0151    Lost Communication with Airbag ECU

for Preparation Click here


DESCRIPTION

The combination meter communicates with the ECM, skid control ECU, power steering ECU, main body ECU and center airbag sensor via the CAN communication system.

DTC No.
DTC Detection Condition
Trouble Area
U0100
ECM communication error
  1. CAN communication system
  2. ECM
U0129
Skid control ECU communication error
  1. CAN communication system
  2. Brake actuator assembly (Skid control ECU)
U0131
Power steering ECU communication error
  1. CAN communication system
  2. Power steering ECU
U0151
Center airbag sensor communication error
  1. CAN communication system
  2. Center airbag sensor assembly

INSPECTION PROCEDURE

1.CONFIRM DTC OUTPUT

  1. Check DTC (Click here).
    Result
    		Proceed to
    CAN communication DTC is not output
    		A
    CAN communication DTC is output
    		B



B
GO TO CAN COMMUNICATION SYSTEM (Click here)
A

USE SIMULATION METHOD TO CHECK (Click here)