POWER BACK DOOR SYSTEM, Diagnostic DTC:U0101, U0122, U0142, U0155, U0327, U1114, U1117

DTC Code DTC Name
U0101 Lost Communication With TCM
U0122 Lost Communication With Vehicle Dynamics Control Module
U0142 Lost Communication with Body Control Module "B"
U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module
U0327 Lost Communication with Vehicle Security Control Module
U1114 Lost Communication with Main Switch Module
U1117 Lost Communication with Accessory Gateway

DESCRIPTION

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC No. Detection Item Trouble Area
U0101 Lost Communication With TCM

  • CAN communication system

  • ECM

  • Multiplex network door ECU
U0122 Lost Communication With Vehicle Dynamics Control Module

  • CAN communication system

  • Brake actuator assembly (skid control ECU)

  • Multiplex network door ECU
U0142 Lost Communication with Body Control Module "B"

  • CAN communication system

  • Main body ECU (multiplex network body ECU)

  • Multiplex network door ECU
U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module

  • CAN communication system

  • Combination meter assembly

  • Multiplex network door ECU
U0327 Lost Communication with Vehicle Security Control Module

  • CAN communication system

  • Certification ECU (smart key ECU assembly)

  • Multiplex network door ECU
U1114 Lost Communication with Main Switch Module

  • CAN communication system

  • Combination meter assembly

  • Multiplex network door ECU
U1117 Lost Communication with Accessory Gateway

  • CAN communication system

  • Bus buffer ECU

  • Multiplex network door ECU

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Back Door > Clear DTCs

    2. Check for DTCs.

      Click here


      Body Electrical > Back Door > Trouble Codes
      OK
      DTC (CAN communication system DTC) is not output
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here