Nissan Altima 2007-2012 Service Manual: Door switch

Description

Detects door open/close condition and transmits the signal to BCM.

Component Function Check

1. CHECK FRONT DOOR SWITCH INPUT SIGNAL

Check (“DOOR SW-DR” and “DOOR SW-AS”) in “DATA MONITOR” mode with CONSULT-III. Refer to BCS- 34, "RETAINED PWR : CONSULT-III Function (BCM - RETAINED PWR)".

Is the inspection result normal? YES >> Front door switch circuit is OK.

NO >> Refer to PWC-124, "Diagnosis Procedure".

Diagnosis Procedure

1. CHECK HARNESS CONTINUITY

Check voltage between BCM connector and ground.

Is the measurement value within the specification? YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".

NO >> GO TO 2

2. CHECK HARNESS CONTINUITY

1. Turn ignition switch OFF.

2. Disconnect BCM and front door switch.

3. Check continuity between BCM connector (A) and front door switch connector (B).

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

Is the inspection result normal? YES >> GO TO 3

NO >> Repair or replace harness.

3. CHECK BCM OUTPUT SIGNAL

1. Connect BCM connector.

2. Check voltage between BCM connector and ground.

Is the measurement value within the specification? YES >> GO TO 4

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

4. CHECK FRONT DOOR SWITCH

Check front door switch.

Refer to PWC-125, "Component Inspection".

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

NO >> Replace front door switch.

Component Inspection

1. CHECK FRONT DOOR SWITCH

Check front door switches.

Is the inspection result normal? YES >> Front door switch is OK.

NO >> Replace front door switch.

    Encoder
    DRIVER SIDE  Description Detects condition of the front power window motor LH operation and transmits to main power window and door lock/unlock switch as pulse signal. Component Function ...

    Power window lock switch
    Description Ground circuit of main power window and door lock/unlock switch shuts off if power window lock switch of main power window and door lock/unlock switch is operated. This inhibits all ...

    Other materials:

    Vehicle security system
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART OPERATION FLOW SETTING THE VEHICLE SECURITY SYSTEM Initial Condition • Ignition switch is in OFF position. Disarmed Phase • When doors or trunk is open, the vehicle security system is set in the disarmed phase on the ass ...

    Cooling fan
    Description The ECM controls the cooling fan corresponding to the vehicle speed, engine colant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 4-step control [HIGH/MIDDLE/LOW/OFF]. COOLING FAN MOTOR The cooling fan operates at each speed when the cur ...

    Front timing chain case
    Removal and Installation 1. Gasket 2. IVT control valve cover RH 3. IVT valve RH 4. IVT valve LH 5. Water pump cover 6. IVT control valve cover LH 7. Crankshaft pulley 8. Front oil seal 9. Front timing chain case A. Follow installation procedure NOTE: • This section describes procedu ...