LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2021 >> Avalon TRD >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof - Diagnostic Codes & Symptom Tests (Except Hybrid) >> SLIDING ROOF SYSTEM (for Gasoline Model) >> DTC B2343: Position Initialization Incomplete [04/2018 - ] >> Procedure

DTC B2343: Position Initialization Incomplete [04/2018 - ]: Procedure

  1. INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) 
    1. Check that the sliding roof ECU (sliding roof drive gear assembly) can be initialized.

      Refer to INITIALIZATION [04/2018 - ]

      OK

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

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [04/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

    Result: 

    OK 

    See step  2

  2. CHECK SLIDING ROOF OPERATION 
    1. Check the sliding roof auto operation.

      Refer to OPERATION CHECK [04/2018 - ]

      OK

      Auto operation operates normally.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [04/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ] 

    Result: 

    OK 

    See step  3

  3. CHECK DTC OUTPUT 
    1. Clear the DTCs.

      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

    Result: 

    OK 

    END (MALFUNCTION DUE TO INITIALIZATION FAILURE) 

    Result: 

    NG 

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [04/2018 - 08/2021]  , or refer to  REMOVAL [08/2021 - ]