METER / GAUGE SYSTEM, Diagnostic DTC:U0100, U0129, U0131, U0151

DTC Code DTC Name
U0100 Lost Communication with ECM / PCM "A"
U0129 Lost Communication with Skid Control ECU
U0131 Lost Communication with Power Steering Control Module
U0151 Lost Communication with Airbag ECU

DESCRIPTION

The combination meter sub-assembly communicates with the power management control ECU, skid control ECU, power steering ECU assembly and airbag ECU assembly via the CAN communication system.

DTC No. DTC Detection Condition Trouble Area
U0100

When IG voltage is 9.5 V or more and the following condition is detected:


  1. No communication with power management control ECU continues for 2 seconds or more

  • Power management control ECU

  • CAN communication system

  • Combination meter sub-assembly (Meter circuit plate)
U0129

When IG voltage is 9.5 V or more and the following condition is detected:


  1. No communication with skid control ECU continues for 3 seconds or more

  • Skid control ECU

  • CAN communication system

  • Combination meter sub-assembly (Meter circuit plate)
U0131

When IG voltage is 9.5 V or more and the following condition is detected:


  1. No communication with power steering ECU assembly continues for 3 seconds or more

  • Power steering ECU assembly

  • CAN communication system

  • Combination meter sub-assembly (Meter circuit plate)
U0151

When IG voltage is 9.5 V or more and the following condition is detected:


  1. No communication with airbag ECU assembly continues for 10 seconds or more

  • Airbag ECU assembly

  • CAN communication system

  • Combination meter sub-assembly (Meter circuit plate)

PROCEDURE


  1. CONFIRM DTC OUTPUT


    1. Check if CAN communication DTCs are output Click here.

      Result
      Result Proceed to
      DTCs are output. A
      DTCs are not output. B

    A

    GO TO CAN COMMUNICATION SYSTEM Click here

    B

    USE SIMULATION METHOD TO CHECK Click here