DRIVER SIDE : Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK ENCODER SIGNAL

Turn ignition switch ON.

Check signal between power window main switch harness connector and ground using an oscilloscope.

SIGNALS REFERENCE CHART

(+)		(-)	Signal (Reference value)
Power window main switch
Connector	Terminal
D5	9	Ground	Refer to following signal
D5	13	Ground	Refer to following signal

Fig 1: Encoder Signals Chart (Window Up And Down)

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

Is the inspection result normal?

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

NO: GO TO 2.

CHECK ENCODER SIGNAL CIRCUIT

Turn ignition switch OFF.
Disconnect power window main switch connector and front power window motor (driver side) connector.

Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.

CONTINUITY REFERENCE CHART

Power window main switch		Front power window motor (driver side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D5	9	D26	5	Existed
D5	13	D26	6	Existed

Check continuity between power window main switch harness connector and ground.

CONTINUITY REFERENCE CHART

Power window main switch		Ground	Continuity
Connector	Terminal
D5	9		Not existed
	13

Is the inspection result normal?

YES: GO TO 3.

NO: Repair or replace harness.

CHECK ENCODER POWER SUPPLY

Connect power window main switch connector.
Turn ignition switch ON.

Check voltage between front power window motor (driver side) harness connector and ground.

VOLTAGE REFERENCE CHART

(+)		(-)	Voltage (V) (Approx.)
Front power window motor (driver side)
Connector	Terminal
D26	2	Ground	12

Is the inspection result normal?

YES: GO TO 5.

NO: GO TO 4.

CHECK ENCODER POWER SUPPLY CIRCUIT

Turn ignition switch OFF.
Disconnect power window main switch connector.

Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.

CONTINUITY REFERENCE CHART

Power window main switch		Front power window motor (driver side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D5	15	D26	2	Existed

Check continuity between power window main switch harness connector and ground.

CONTINUITY REFERENCE CHART

Power window main switch		Ground	Continuity
Connector	Terminal
D5	15		Not existed

Is the inspection result normal?

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

NO: Repair or replace harness.

CHECK GROUND CIRCUIT 1

Turn ignition switch OFF.
Disconnect power window main switch connector.

Check continuity between power window main switch harness connector and front power window motor (driver side) harness connector.

CONTINUITY REFERENCE CHART

Power window main switch		Front power window motor (driver side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D5	2	D26	4	Existed

Is the inspection result normal?

YES: GO TO 6.

NO: Repair or replace harness.

CHECK GROUND CIRCUIT 2

Connect power window main switch connector.

Check continuity between power window main switch harness connector and ground.

CONTINUITY REFERENCE CHART

Power window main switch		Ground	Continuity
Connector	Terminal
D5	2		Existed

Is the inspection result normal?

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

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