ROOF SUNSHADE SYSTEM, Diagnostic DTC:B2343

DTC Code DTC Name
B2343 Position Initialization Incomplete

DESCRIPTION

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B2343

Position Initialization Incomplete

Roof sunshade ECU (sliding roof drive gear assembly) has not been initialized.

Roof sunshade ECU (Sliding roof drive gear assembly)

WIRING DIAGRAM

Refer to DTC B2341.

Click here

CAUTION / NOTICE / HINT

Note:

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

  • When the roof sunshade ECU (sliding roof drive gear assembly) is removed and reinstalled or replaced, it requires initialization.

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PROCEDURE

  1. INITIALIZE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY)

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

      Click here

      OK

      Roof sunshade ECU (sliding roof drive gear assembly) can be initialized.

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY)

    Click here

    OK

  2. CHECK ROOF SUNSHADE OPERATION

    1. Check the roof sunshade auto operation.

      Click here

      OK

      Auto operation operates normally.

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR 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 (MULFUNCTION DUE TO INITIALIZATION FAILURE)

    NG

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY)

    Click here