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Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Panoramic Moon Roof - Diagnostic Codes & Symptom Tests - (Except Hybrid) >> Panoramic Moon Roof System >> Symptom Tests >> Key-off Operation Function Operates even if Operating Conditions are not Satisfied [12/2013 - ] >> Procedure

Key-off Operation Function Operates even if Operating Conditions are not Satisfied [12/2013 - ]: Procedure

  1. CHECK POWER WINDOW CONTROL SYSTEM 
    1. Check if the key-off operation function of the power window control system operates normally.

      Refer to OPERATION CHECK [12/2013 - ]

      OK

      The key-off operation function of the power window control system operates normally.

      Result

      Proceed to
      OK
      NG

    Result:  2

    NG 

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to  REMOVAL [12/2013 - ] 

    Result:  1

    OK 

    See step  2

  2. CHECK KEY-OFF OPERATION FUNCTION 
    1. Check the key-off operation function.

      Refer to OPERATION CHECK [12/2013 - ]

      Result

      Result Proceed to
      Sliding roof can still be operated even after approximately 43 seconds have elapsed after engine switch is turned off A
      Roof sunshade can still be operated even after approximately 43 seconds have elapsed after engine switch is turned off B

    Result:  1

    REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [12/2013 - ] 

    Result:  2

    REPLACE ROOF SUNSHADE ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY). Refer to  REMOVAL [12/2013 - ]