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Home >> Toyota >> 2008 >> Highlander Base, FWD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> (Door / Hatch) (Except Hybrid) >> Power Back Door System >> Jam Protection Function Activates During Power Back Door Operation >> Inspection Procedure

Inspection Procedure

  1. CHECK BACK DOOR LOCK FUNCTION 
    1. Check if there are any foreign objects interfering with the back door operation.

      OK: There are no foreign objects. 

    NG: REMOVE FOREIGN OBJECT 

    OK: Go to next step 

  2. CHECK BACK DOOR 
    1. Check the back door operation.
      1. Turn the door control main switch off.
      2. Open / close the back door by hand.

        OK: The back door fully opens and closes smoothly. 

    NG: ADJUST BACK DOOR 

    OK: Go to next step 

  3. READ VALUE ON TECHSTREAM (POWER BACK DOOR TOUCH SENSOR) 
    1. Check the Data List to determine if the power back door touch sensor functions properly.

      Back door (Power back door ECU) 

      DIAGNOSTIC NOTE TABLE

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      PBD Touch Sen L Power back door touch sensor LH signal / ON or OFF ON Power back door touch sensor LH pressed
      OFF Power back door touch sensor LH not pressed
      -
      PBD Touch Sen R Power back door touch sensor RH signal/ON or OFF ON Power back door touch sensor RH pressed
      OFF Power back door touch sensor RH not pressed
      -

      OK: The power back door sensors function as specified in the normal condition. 

    NG: GO TO OTHER FLOW TABLE  (See TOUCH SENSOR CIRCUIT  )

    OK: REPLACE POWER BACK DOOR DRIVE UNIT (POWER BACK DOOR ECU)  (See REMOVAL  )