Nissan Altima (L32) 2007-2012 Service Manual: BCM 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 terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of BCM.
2. Check the resistance between the BCM harness connector terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the BCM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the BCM. Refer to BCS-42,
"Diagnosis Procedure".
Is the inspection result normal?
YES (Present error)>>Replace the BCM. Refer to BCS-96, "Removal and
Installation".
YES (Past error)>>Error was detected in the BCM branch line.
NO >> Repair the power supply and the ground 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 terminals and connectors ...
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 terminals and connectors o ...
Other materials: Tire chains
CAUTION
Only certain SAE class "S" tire chains
can be used on this vehicle. Using the
wrong Class "S" chains on this vehicle
will cause damage to the vehicle. If you
plan to use tire chains/cables, you
should use a tire chain that meets the
minimum clearances for your vehicle.
Use of tire chains ma ...
I-LI system operation
Lane Departure Warning (LDW) indicator
Intelligent Lane Intervention (I-LI) indicator
(if so equipped)
ProPILOT Assist switch (for vehicles with
ProPILOT Assist)
The I-LI system operates above approximately
37 mph (60 km/h). When the vehicle
approaches either the left or the right side
of th ...
Brake system
The brake system has two separate hydraulic
circuits. If one circuit malfunctions,
you will still have braking at two wheels.
Brake precautions
Vacuum assisted brakes
The brake booster aids braking by using
engine vacuum. If the engine stops, you
can stop the vehicle by depressing the
brake pedal. H ...