DRIVER SIDE : Diagnosis Procedure

1. Turn ignition switch ON.
2. Check signal between power window main switch harness connector and ground with oscilloscope.
   TERMINALS SIGNALS REFERENCE
   
   

   (+)		(-)	Signal (Reference value)
   Power window main switch
   Connector	Terminal
   D8	9	Ground	Refer to following signal
   	13

   Fig 1: Identifying Signal Waveform

   Courtesy of NISSAN MOTOR CO., U.S.A.

   Is the inspection result normal? 

   YES: GO TO  7.

   NO: GO TO  2.

1. Turn ignition switch OFF.
2. Disconnect power window main switch connector and front power window motor (driver side) connector.
3. Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.
   TERMINALS CONTINUITY REFERENCE
   
   

   Power window main switch		Front power window motor (driver side)		Continuity
   Connector	Terminal	Connector	Terminal
   D8	9	D10	3	Existed
   	13		5

4. Check continuity between power window main switch harness connector and ground.
   TERMINALS CONTINUITY REFERENCE
   
   

   Power window main switch		Ground	Continuity
   Connector	Terminal
   D8	9		Not existed
   	13

   Is the inspection result normal? 

   YES: GO TO  3.

   NO: Repair or replace harness.

1. Connect power window main switch connector.
2. Turn ignition switch ON.
3. Check voltage between front power window motor (driver side) harness connector and ground.
   VOLTAGE SPECIFICATION
   
   

   (+)		(-)	Voltage (V) (Approx.)
   Front power window motor (driver side)
   Connector	Terminal
   D10	4	Ground	12

   Is the measurement value within the specification? 

   YES: GO TO  4.

   NO: GO TO  5.

1. Turn ignition switch OFF.
2. Check continuity between front power window motor (driver side) harness connector and ground.
   TERMINALS CONTINUITY REFERENCE
   
   

   Front power window motor (driver side)		Ground	Continuity
   Connector	Terminal
   D10	6		Existed

   Is the inspection result normal? 

   YES: Replace front power window motor (driver side). Refer to REMOVAL AND INSTALLATION .

   NO: GO TO  6.

1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.
   TERMINALS CONTINUITY REFERENCE
   
   

   Power window main switch		Front power window motor (driver side)		Continuity
   Connector	Terminal	Connector	Terminal
   D8	15	D10	4	Existed

4. Check continuity between power window main switch harness connector and ground.
   TERMINALS CONTINUITY REFERENCE
   
   

   Power window main switch		Ground	Continuity
   Connector	Terminal
   D8	15		Not existed

   Is the inspection result normal? 

   YES: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

   NO: Repair or replace harness.

1. Disconnect power window main switch connector.
2. Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.
   TERMINALS CONTINUITY REFERENCE
   
   

   Power window main switch		Front power window motor (driver side)		Continuity
   Connector	Terminal	Connector	Terminal
   D8	2	D10	6	Existed

   Is the inspection result normal? 

   YES: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

   NO: Repair or replace harness.

Refer to INTERMITTENT INCIDENT .

INSPECTION END