ELECTRIC POWER CONTROL SYSTEM, Diagnostic DTC:U0100, U0129, U0131, U0142, U0164, U1104, U1111

DTC Code DTC Name
U0100 Lost Communication with ECM / PCM "A"
U0129 Lost Communication with Brake System Control Module
U0131 Lost Communication with Power Steering Control Module
U0142 Lost Communication with Gateway "A"
U0164 Lost Communication with HVAC Control Module
U1104 Lost Communication with Driving Support ECU
U1111 Lost Communication with Front Controller Module

DESCRIPTION

These DTCs are output when the CAN communication system is judged to be malfunctioning.

DTC Code DTC Detection Condition Trouble Area
U0100 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U0129 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U0131 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U0142 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U0164 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U1104 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system
U1111 CAN communication lost

  • Passenger side junction block (Electric power control ECU)

  • CAN communication system

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)


    1. Check for DTCs related to the CAN communication system for LHD Click here or RHD Click here.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output (for LHD) B
      DTC is output (for RHD) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

    END