Nissan Altima (L32) 2007-2012 Service Manual ≻ Power window control system LH only anti-pinch-sedan ≻ Component diagnosis ≻ Power supply and ground circuit ≻ Front power window switch

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 POWER WINDOW MOTOR FUNCTION

Does front power window motor 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-108, "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

1. Turn ignition switch ON.

2. 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 HARNESS CONTINUITY (POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH)

1. Turn ignition switch OFF.

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

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

4. Check continuity between main power window and door lock/unlock switch connector (A) and ground.

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> Repair or replace harness.

4. CHECK HARNESS CONTINUITY

1. Connect BCM.

2. Turn ignition switch ON.

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

Is the inspection result normal? YES >> GO TO 5

NO >> Repair or replace harness.

5. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH

Check power window and door lock/unlock switch RH.

Refer to PWC-110, "FRONT POWER WINDOW SWITCH : Component Inspection".

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> Replace power window and door lock/unlock switch RH. Refer to PWC-186, "Removal and Installation".

Component Inspection

COMPONENT INSPECTION

1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH

Check power window and door lock/unlock switch RH.

Is the inspection result normal? YES >> Power window and door lock/unlock switch RH is OK.

NO >> Replace power window and door lock/unlock switch RH. Refer to PWC-186, "Removal and Installation".

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