Diagnosis Procedure

Refer to appropriate Wiring Diagram information. .

1. CHECK ENCODER SIGNAL 
   1. Turn ignition switch ON.
   2. Check signal between power window and door lock/unlock switch RH harness connector and ground with oscilloscope.

      (+)			(-)	Signal (Reference value)
      Power window and door lock/unlock switch RH
      Connector		Terminal
      D105		9	Ground	Refer to following signals
      		10

      Courtesy of NISSAN NORTH AMERICA, INC.

   Is the inspection result normal?

   YES

   GO TO 7.

   NO

   GO TO 2.

2. CHECK ENCODER SIGNAL CIRCUIT 
   1. Turn ignition switch OFF.
   2. Disconnect power window and door lock/unlock switch RH connector and front power window motor RH connector.
   3. Check continuity between power window and door lock/unlock switch RH harness connector and front power window motor RH harness connector.

      Power window and door lock/unlock switch RH		Front power window motor RH		Continuity
      Connector	Terminal	Connector	Terminal
      D105	9	D104	4	Yes
      	10		6

   4. Check continuity between power window and door lock/unlock switch RH harness connector and ground.

      Power window and door lock/unlock switch RH		Ground	Continuity
      Connector	Terminal
      D105	9		No
      	10

   Is the inspection result normal?

   YES

   GO TO 3.

   NO

   Repair or replace harness.

3. CHECK ENCODER POWER SUPPLY 
   1. Connect power window and door lock/unlock switch RH connector.
   2. Turn ignition switch ON.
   3. Check voltage between front power window motor RH harness connector and ground.

      (+)		(-)	Voltage (Approx.)
      Front power window motor RH
      Connector	Terminal
      D104	5	Ground	Battery voltage

   Is the inspection result normal?

   YES

   GO TO 5.

   NO

   GO TO 4.

4. CHECK ENCODER POWER SUPPLY CIRCUIT 
   1. Turn ignition switch OFF.
   2. Disconnect power window and door lock/unlock switch RH connector.
   3. Check continuity between power window and door lock/unlock switch RH harness connector and front power window motor RH harness connector.

      Power window and door lock/unlock switch RH		Front power window motor RH		Continuity
      Connector	Terminal	Connector	Terminal
      D105	5	D104	5	Yes

   4. Check continuity between power window and door lock/unlock switch RH harness connector and ground.

      Power window and door lock/unlock switch RH		Ground	Continuity
      Connector	Terminal
      D105	5		No

   Is the inspection result normal?

   YES

   Replace power window and door lock/unlock switch RH. Refer to Removal and Installation .

   NO

   Repair or replace harness.

5. CHECK GROUND CIRCUIT 1 
   1. Turn ignition switch OFF.
   2. Check continuity between front power window motor RH harness connector and ground.

      Front power window motor RH		Ground	Continuity
      Connector	Terminal
      D104	3		Yes

   Is the inspection result normal?

   YES

   GO TO 7

   NO

   GO TO 6.

6. CHECK GROUND CIRCUIT 2 
   1. Disconnect power window and door lock/unlock switch RH connector.
   2. Check continuity between power window and door lock/unlock switch RH harness connector and front power window motor RH harness connector.

      Power window and door lock/unlock switch RH		Front power window motor RH		Continuity
      Connector	Terminal	Connector	Terminal
      D105	4	D104	3	Yes

   3. Check continuity between power window and door lock/unlock switch RH harness connector and ground.

      Power window and door lock/unlock switch RH		Ground	Continuity
      Connector	Terminal
      D105	4		No

   Is the inspection result normal?

   YES

   Replace power window and door lock/unlock switch RH. Refer to Removal and Installation .

   NO

   Repair or replace harness.

7. CHECK INTERMITTENT INCIDENT 

   Refer to Inspection Procedure

   Inspection End.