Nissan Altima (L32) 2007-2012 Service Manual: Front power window switch

Description

• BCM supplies power.

• Front power window motor RH will be operated if power window and door lock/unlock switch RH is operated.

 Component Function Check

Power Window And Door Lock/unlock Switch RH

1. CHECK FRONT POWER WINDOW MOTOR RH FUNCTION

Does front power window motor RH operate with power window and door lock/unlock switch RH operation? Is the inspection result normal? YES >> Power window and door lock/unlock switch RH power supply and ground circuit are OK.

NO >> Refer to PWC-308, "FRONT POWER WINDOW SWITCH : Diagnosis Procedure".

Diagnosis Procedure

Power Window And Door Lock/unlock Switch RH Power Supply Circuit Check

1. CHECK POWER SUPPLY CIRCUIT

Check voltage between power window and door lock/unlock switch RH connector and ground.

Is the measurement value within the specification? YES >> GO TO 3

NO >> GO TO 2

2. CHECK HARNESS CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect BCM and power window and door lock/unlock switch RH.

3. Check continuity between BCM connector (A) and power window and door lock/unlock switch RH connector (B).

4. Check continuity between BCM connector (A) and ground.

Is the inspection result normal? YES >> GO TO 4

NO >> Repair or replace harness.

3. CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect power window and door lock/unlock switch RH.

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

Is the inspection result normal? YES >> Replace power window and door lock/unlock switch RH.

Refer to PWC-411, "Removal and Installation". After that, refer to PWC-309, "FRONT POWER WINDOW SWITCH : Special Repair Requirement".

NO >> Repair or replace harness.

4. CHECK BCM OUTPUT SIGNAL

1. Connect BCM.

2. Turn ignition switch ON.

3. Check voltage between BCM connector and ground.

Is the measurement value within the specification? YES >> Replace power window and door lock/unlock switch RH.

Refer to PWC-411, "Removal and Installation". After that, refer to PWC-309, "FRONT POWER WINDOW SWITCH : Special Repair Requirement".

NO >> Replace BCM. Refer to BCS-96, "Removal and Installation".

 Special Repair Requirement

1. PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.

Refer to PWC-295, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement".

Is the inspection result normal? YES >> GO TO 2

NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

2. CHECK ANTI-PINCH OPERATION

Check anti-pinch operation.

Refer to PWC-295, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement".

Is the inspection result normal? YES >> Inspection end.

NO >> Refer to PWC-322, "PASSENGER SIDE : Component Function Check".