LIGHTING SYSTEM, Diagnostic DTC:U0142

DTC Code DTC Name
U0142 Lost Communication With Mainbody ECU

DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Note
U0142 Lost Communication With Mainbody ECU Communication stop occurs between the rear multiplex network door ECU and main body ECU (multiplex network body ECU) continuously for 10 seconds or more.

  • CAN communication system

  • Main body ECU (multiplex network body ECU) and

  • Rear multiplex network door ECU LH

  • Rear multiplex network door ECU RH

  • Rear multiplex network door ECU LH

  • Rear multiplex network door ECU RH

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PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Rear Left Door > Trouble Codes
      Body Electrical > Rear Right Door > Trouble Codes

    2. Turn the power switch on (IG) and wait for at least 10 seconds or more.

    3. Check for DTCs.

      Click here


      Body Electrical > Rear Left Door > Clear DTCs
      Body Electrical > Rear Right Door > Clear DTCs
      OK
      DTC U0142 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here