PASSENGER SIDE : Diagnosis Procedure

CHECK ENCODER SIGNAL

Turn ignition switch ON.

Check signal between front power window switch (passenger side) harness connector and ground with oscilloscope.

TERMINAL SIGNAL REFERENCE

(+)		(-)	Signal (Reference value)
Front power window switch (passenger side)
Connector	Terminal
D45	15	Ground	Refer to following signal
D45	12	Ground	Refer to following signal

Fig 1: Encoder Signal Waveform Graph

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

Is the inspection result normal?

YES: Replace front power window switch (passenger side). Refer to "REMOVAL AND INSTALLATION ".

NO: GO TO 2.

CHECK ENCORDER SIGNAL CIRCUIT

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

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

TERMINAL CONTINUITY REFERENCE

Front power window switch (passenger side)		Front power window motor (passenger side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D45	15	D46	3	Existed
D45	12	D46	5	Existed

Check continuity between front power window switch (passenger side) harness connector and ground.

TERMINAL CONTINUITY REFERENCE

Front power window switch (passenger side)		Continuity
Connector	Terminal	Continuity
D45	15	Not existed
D45	12	Not existed

Is the inspection result normal?

YES: GO TO 3.

NO: Repair or replace harness or connector.

CHECK ENCODER POWER SUPPLY

Connect front power window switch (passenger side) connector.
Turn ignition switch ON.

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

TERMINAL VOLTAGE REFERENCE

(+)		(-)	Voltage (V) (Approx.)
Front power window motor (passenger side)
Connector	Terminal
D46	4	Ground	Battery voltage

Is the inspection result normal?

YES: GO TO 4.

NO: GO TO 5.

CHECK GROUND CIRCUIT

Turn ignition switch OFF.

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

TERMINAL CONTINUITY REFERENCE

Front power window switch (passenger side)		Front power window motor (passenger side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D45	3	D46	6	Existed

Check continuity between front power window motor (passenger side) harness connector and ground.

TERMINAL CONTINUITY REFERENCE

Front power window motor (passenger side)		Ground	Continuity
Connector	Terminal		Continuity
D46	6		Not existed

Is the inspection result normal?

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

NO: Repair or replace harness or connector.

CHECK POWER SUPPLY CIRCUIT

Turn ignition switch OFF.

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

TERMINAL CONTINUITY REFERENCE

Front power window switch (passenger side)		Front power window motor (passenger side)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
D45	4	D46	4	Existed

Check continuity between front power window switch (passenger side) harness connector and ground.

TERMINAL CONTINUITY REFERENCE

Front power window switch (passenger side)		Ground	Continuity
Connector	Terminal		Continuity
D45	4		Not existed

Is the inspection result normal?

YES: Replace front power window switch (passenger side). Refer to "REMOVAL AND INSTALLATION ".

NO: Repair or replace harness or connector.