Nissan Altima 2007-2012 Service Manual: Door switch
Description
Detects door open/close condition.
Component Function Check
1.CHECK FUNCTION
Check door switches DOOR SW-DR, DOOR SW-AS in Data Monitor mode with CONSULT-III.
Is the inspection result normal? YES >> Door switch is OK.
NO >> Refer to RF-17, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Check signal between BCM connector and ground with oscilloscope.
Is the inspection result normal? YES >> GO TO 4
NO >> GO TO 2
2.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM connector and door switch connector.
3. Check continuity between BCM connector and ground.
Is the inspection result normal? YES >> GO TO 3
NO >> Repair or replace harness between BCM and door switch.
3.CHECK DOOR SWITCH
Refer to RF-19, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4
NO >> Replace malfunctioning door switch.
4.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
Component Inspection
1.CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch connector.
3. Check door switch.
Is the inspection result normal? YES >> Inspection End.
NO >> Replace malfunctioning door switch.
Power supply and ground circuit
SUNROOF MOTOR ASSEMBLY
Description
• BCM supplies power.
• CPU is integrated in sunroof motor assembly.
• Tilts up/down & slides open/close by sunroof switch operation.
• ...
ECU diagnosis
...
Other materials:
BCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Y ...
Body sealing
Description
The following figure shows the areas which are sealed at the factory. Sealant
which has been applied to these
areas should be smooth and free from cuts or gaps. Care should be taken not to
apply an excess amount of
sealant and not to allow other unaffected parts to come into cont ...
Readiness for inspection/maintenance (I/M) test
Due to legal requirements in some states and
Canadian Provinces, your vehicle may be required
to be in what is called the “ready condition”
for an Inspection/Maintenance (I/M) test of
the emission control system.
The vehicle is set to the “ready condition” when it
is driven through c ...