SLIDING ROOF SYSTEM, Diagnostic DTC:B2343

DTC Code DTC Name
B2343 Position Initialization Incomplete

DESCRIPTION

This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized.

DTC No. Detection Item DTC Detection Condition Trouble Area
B2343 Position Initialization Incomplete Sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized. Sliding roof ECU (Sliding roof drive gear sub-assembly)

WIRING DIAGRAM

Refer to DTC B2341.

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CAUTION / NOTICE / HINT

Note


  • If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.

    Click here

  • The sliding roof system uses the LIN communication system. First, confirm that there are no malfunctions in the LIN communication system. Refer to How to Proceed with Troubleshooting.

    Click here

Tech Tips

When DTC B2342 and B2343 are output simultaneously, perform troubleshooting for DTC B2342 first.

PROCEDURE


  1. INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)


    1. Check that the sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.

      Click here

      OK
      Sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Click here

    OK

  2. CHECK SLIDING ROOF OPERATION


    1. Check the sliding roof auto operation.

      Click here

      OK
      Auto operation operates normally.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Click here

    OK

  3. CHECK DTC OUTPUT


    1. Clear the DTCs.

      Click here


      Body Electrical > Sliding Roof > Clear DTCs

    2. Check for DTCs.


      Body Electrical > Sliding Roof > Trouble Codes
      OK
      DTC B2343 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    END (MALFUNCTION DUE TO INITIALIZATION FAILURE)

    NG

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) Click here