ROOF SUNSHADE SYSTEM, Diagnostic DTC:B2343

DTC Code DTC Name
B2343 Position Initialization Incomplete

DESCRIPTION

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

DTC Code DTC Detection Condition Trouble Area
B2343 Roof sunshade ECU (sliding roof drive gear sub-assembly) has not been initialized. Roof sunshade ECU (Sliding roof drive gear sub-assembly)

WIRING DIAGRAM

Refer to DTC B2341 Click here.

INSPECTION PROCEDURE

Note


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

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

PROCEDURE


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


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

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

    NG

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

    OK

  2. CHECK ROOF SUNSHADE OPERATION


    1. Check the roof sunshade auto operation Click here.

      OK
      Auto operation operates normally.

    NG

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

    OK

  3. CHECK DTC OUTPUT


    1. Clear the DTC Click here.

    2. Recheck for DTCs.

      OK
      DTC B2343 is not output.

    NG

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

    OK

    END