ASC SYSTEM, Diagnostic DTC:U0129, U0142, U0293

DTC Code DTC Name
U0129 Lost Communication with Brake System Control Module
U0142 Lost Communication with Body Control Module "B"
U0293 Lost Communication With Hybrid Powertrain Control Module

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area
U0129 Lost Communication with Brake System Control Module No communication with brake booster with master cylinder assembly (skid control ECU)

  • CAN communication system

  • Brake booster with master cylinder assembly (skid control ECU)

  • Stereo component equalizer assembly
U0142 Lost Communication with Body Control Module "B" No communication with main body ECU (multiplex network body ECU)

  • CAN communication system

  • Main body ECU (multiplex network body ECU)

  • Stereo component equalizer assembly
U0293 Lost Communication With Hybrid Powertrain Control Module No communication with hybrid vehicle control ECU

  • CAN communication system

  • Hybrid vehicle control ECU

  • Stereo component equalizer assembly

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > ASC > Clear DTCs

    2. Recheck for DTCs and check that no DTCs are output.

      Click here


      Body Electrical > ASC > Trouble Codes
      OK
      U0129, U0142 and U0293 are not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here