Diagnosis Procedure

Regarding Wiring Diagram information, refer to appropriate wiring diagram.

1. CHECK ENCODER SIGNAL 
   1. Turn ignition switch ON.
   2. Check signal between power window and door lock/unlock switch RH harness connector D105 and ground with oscilloscope.

      Signal name	(+)		(-)	Signal (Reference value)
      	Power window and door lock/unlock switch RH
      	Connector	Terminal
      Encoder signal 1	D105	9	Ground	Refer to following signal
      Encoder signal 2		10

      Courtesy of NISSAN NORTH AMERICA, INC.

   Is the inspection result normal?

   YES

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

   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 D105 and power window and door lock/unlock switch motor RH connector D104.
   3. Check continuity between power window and door lock/unlock switch RH harness connector D105 and front power window motor RH harness connector D104.

      Power window and door lock/unlock switch RH		Front power window motor RH		Continuity
      Connector	Terminal	Connector	Terminal
      D105	9	D104	5	Yes
      	10		6

   4. Check continuity between power window and door lock/unlock switch RH harness connector D105 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 D105.
   2. Turn ignition switch ON.
   3. Check voltage between front power window motor RH connector D104 and ground.

      (+)		(-)	Voltage (Approx.)
      Front power window motor RH
      Connector	Terminal
      D104	2	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 D105.
   3. Check continuity between power window and door lock/unlock switch RH harness connector D105 and power window and door lock/unlock motor RH harness connector D104.

      Power window and door lock/unlock switch RH		Front power window motor RH		Continuity
      Connector	Terminal	Connector	Terminal
      D105	5	D104	2	Yes

   4. Check continuity between power window and door lock/unlock switch RH harness connector D105 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 D104 and ground.

      Front power window motor RH		Ground	Continuity
      Connector	Terminal
      D104	4		Yes

   Is the inspection result normal?

   YES

   Replace front power window motor RH. Refer to Removal and Installation .

   NO

   GO TO 6 .

6. CHECK GROUND CIRCUIT 2 
   1. Disconnect power window and door lock/unlock switch RH connector D105.
   2. Check continuity between power window and door lock/unlock switch RH harness connector D105 and front power window motor RH harness connector D104.

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

   3. Check continuity between power window and door lock/unlock switch RH harness connector D105 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.