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 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 >> Door switch circuit is OK.
NO >> Refer to PWC-212, "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 door switch.
3. Check continuity between BCM connector (A) and 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 DOOR SWITCH
Check door switch.
Refer to PWC-213, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace door switch.
Component Inspection
1. CHECK DOOR SWITCH
Check door switches.
Is the inspection result normal? YES >> Door switch is OK.
NO >> Replace door switch.
Passenger side
Description
Detects condition of the power window motor RH operation and transmits to
power window and door lock/
unlock switch RH as pulse signal.
Component Function Check
1. CHECK ENCOD ...
Door key cylinder switch
Description
Main power window and door lock/unlock switch detects condition of the door
key cylinder and transmits to
BCM as the LOCK or UNLOCK signals.
Component Function Check
1. CHECK DOOR K ...
Other materials:
Steering switch (coupe)
Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering switch circuit
changes depending on which button is pushed.
Diagnosis Procedure
WITH BLUETOOTH
1.CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit con ...
Parking brake
WARNING
● Be sure the parking brake is fully released
before driving. Failure to do so
can cause brake failure and lead to an
accident.
● Do not release the parking brake from
outside the vehicle.
● Do not use the shift lever in place of the
parking brake. When parking, be ...
ECM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose
connection (unit side and connector
side).
- ECM
- Harnes ...