POWER BACK DOOR SYSTEM Jam Protection Function Activates During Power Back Door Operation

DESCRIPTION

When the jam protection function activates during power back door operation, one of the following may be the cause: 1) improper fit of back door, or a foreign object is stuck in the back door, 2) malfunctioning power back door touch sensor circuit or 3) malfunctioning back door motor unit (power back door ECU).

INSPECTION PROCEDURE

PROCEDURE

1. Click here

   CHECK BACK DOOR LOCK FUNCTION

   
   

   1. Check if there are any foreign objects interfering with back door operation.

      OK
      There are no foreign objects.

   
   
   • OKClick here
   • NGClick here
2. Click here

   CHECK BACK DOOR

   
   

   1. Check back door operation.

      
      

      1. Turn the power back door main switch off.

      2. Open/close the back door by hand.

         OK
         The back door fully opens and closes smoothly.

   
   
   • OKClick here
   • NGClick here
3. Click here

   READ VALUE USING INTELLIGENT TESTER (POWER BACK DOOR TOUCH SENSOR)

   
   

   1. Check the Data List to determine if the power back door touch sensor functions properly.

      Table 1. Back Door (Power Back Door ECU)

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      PBD Touch Sensor (Left)	Power back door touch sensor LH signal / ON , OFF or Open	ON: Power back door touch sensor LH pressed OFF: Power back door touch sensor LH not pressed Open: Power back door touch sensor LH open	-
      PBD Touch Sensor (Right)	Power back door touch sensor RH signal / ON , OFF or Open	ON: Power back door touch sensor RH pressed OFF: Power back door touch sensor RH not pressed Open: Power back door touch sensor RH open	-

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

   
   
   • OKClick here
   • NGClick here
4. Click here

   REPLACE BACK DOOR MOTOR UNIT (POWER BACK DOOR ECU)Click here

5. Click here

   REMOVE FOREIGN OBJECT

6. Click here

   GO TO OTHER FLOW CHART (TOUCH SENSOR CIRCUIT)Click here

7. Click here

   ADJUST BACK DOORClick here