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Key-off Operation Function Operates even if Operating Conditions are not Satisfied: Procedure

  1. CHECK OPERATION FUNCTION AFTER IGNITION SWITCH IS TURNED OFF 
    1. Check the power window operation function after the ignition switch is turned off.
      RESULT

      Status Proceed to
      When power window can still be operated even after approximately 45 seconds have elapsed after ignition switch is turned off A
      When power window can still be operated even after opening driver door or front passenger door within approximately 45 seconds of ignition switch being turned off B

    A → REPLACE MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK) 

    B: Go to next step 

  2. CHECK LIGHTING SYSTEM (ILLUMINATED ENTRY SYSTEM) 
    1. Check the lighting system (illuminated entry system) operates normally.

      HINT: 

      The illuminated entry system provides convenience when getting in or out of the vehicle at night. This system controls the interior light.

      Both the key off operation function and lighting system (illuminated entry system) use same door courtesy switch signal.

      OK

      Illuminated entry system function operates normally.

    NG → See step   3 

    OK → REPLACE MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK) 

  3. GO TO LIGHTING SYSTEM (Door Courtesy Switch Circuit). Refer to  Door Courtesy Switch Circuit