Diagnosis Procedure

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

1. CHECK REAR POWER WINDOW SWITCH

   Check rear power window switch. Refer to "COMPONENT INSPECTION ".

   Is the inspection result normal? 

   YES: GO TO 2

   NO: Replace rear power window switch. Refer to "REMOVAL AND INSTALLATION ".

2. CHECK REAR POWER WINDOW SWITCH INPUT SIGNAL
   1. Turn ignition switch OFF.
   2. Disconnect rear power window switch connector.
   3. Turn ignition switch ON.
   4. Check voltage between rear power window switch connector and ground.

      Rear power window switch		Ground	Condition		Voltage (V) (Approx.)
      Connector	Terminal
      D203	2		Power window main switch: LH	UP	Battery voltage
      				DOWN	0V
      	3			UP	0V
      				DOWN	Battery voltage
      D303	2		Power window main switch: RH	UP	Battery voltage
      				DOWN	0V
      	3			UP	0V
      				DOWN	Battery voltage

      Fig 1: Checking Voltage Between Rear Power Window Switch Connector And Ground

      Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

      NO:

      • For rear power window switch LH, GO TO 3
      • For rear power window switch RH, GO TO  4
3. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH)
   1. Turn ignition switch OFF.
   2. Disconnect main power window and door lock/unlock switch connector D7 and rear power window switch LH connector.
   3. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 1, 3 and rear power window switch LH connector D203 (B) terminals 2, 3.

      Main power window and door lock/unlock switch connector	Terminal	Rear power window switch LH connector	Terminal	Continuity
      D7 (A)	1	D203 (B)	2	Yes
      	3		3

      Fig 2: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector D7 (A) Terminals 1, 3 And Ground

      Courtesy of NISSAN NORTH AMERICA, INC.
   4. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 1, 3 and ground.

      Main power window and door lock/unlock switch connector	Terminal	Ground	Continuity
      D7 (A)	1		No
      	3

      Is the inspection result normal? 

      YES: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness or connectors.

4. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH)
   1. Turn ignition switch OFF.
   2. Disconnect main power window and door lock/unlock switch connector D7 and rear power window switch RH connector.
   3. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 5, 7 and rear power window switch RH connector D303 (B) terminals 2, 3.

      Main power window and door lock/unlock switch connector	Terminal	Rear power window switch RH connector	Terminal	Continuity
      D7 (A)	5	D303 (B)	3	Yes
      	7		2

      Fig 3: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector D7 (A) Terminals 5, 7 And Ground

      Courtesy of NISSAN NORTH AMERICA, INC.
   4. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 5, 7 and ground.

      Main power window and door lock/unlock switch connector	Terminal	Ground	Continuity
      D7 (A)	5		No
      	7

      Is the inspection result normal? 

      YES: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness or connectors.