Nissan Altima (L32) 2007-2012 Service Manual: Combination switch input circuit
Diagnosis Procedure
1. CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN
1. Turn the ignition switch OFF.
2. Disconnect the BCM and combination switch.
3. Check continuity between BCM harness connector and combination
switch harness connector.
Does continuity exist?
YES >> GO TO 2
NO >> Repair or replace harness.
2. CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT
Check for continuity between BCM harness connector and ground.
Does continuity exist?
YES >> Repair or replace harness.
NO >> GO TO 3
3. CHECK BCM OUTPUT VOLTAGE
1. Connect the BCM.
2. Check voltage between BCM harness connector and ground.
Is the measurement normal?
YES >> GO TO 4
NO >> Replace BCM. Refer to BCS-96, "Removal and Installation".
4. CHECK BCM INPUT SIGNAL
1. Connect the combination switch.
2. Turn ON any switch in the system that is malfunctioning.
3. Check voltage between BCM harness connector and ground.
Is the measurement normal when any of the switches is turned ON?
YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".
NO >> Replace the combination switch. Refer to WW-121, "Removal and
Installation".
Special Repair Requirement
1. REQUIRED WORK WHEN REPLACING BCM
Initialize control unit. Refer to BCS-6, "CONFIGURATION (BCM) : Special
Repair Requirement".
>> Work End.
Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuse or fusible link are blown.
Is the fuse or fusible link blown?
YES >> Replace the blown fuse or fusible li ...
Diagnosis Procedure
1. CHECK OUTPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN
1. Turn the ignition switch OFF.
2. Disconnect the BCM and combination switch.
3. Check continuity between BCM harness connect ...
Other materials: Fuel efficient driving tips
Follow these easy-to-use Fuel Efficient
Driving Tips to help you achieve the most
fuel economy from your vehicle.
1. Use Smooth Accelerator and Brake
Pedal Application
Avoid rapid starts and stops.
Use smooth, gentle accelerator and
brake application whenever possible.
Maintain constant speed w ...
Exhaust gas (carbon monoxide)
WARNING
Do not breathe exhaust gases; they
contain colorless and odorless carbon
monoxide. Carbon monoxide is
dangerous. It can cause unconsciousness
or death.
If you suspect that exhaust fumes
are entering the vehicle, drive with all
windows fully open, and have the vehicle
inspected imme ...
All-Wheel Drive (AWD) (if so equipped)
If any malfunction occurs in the AWD system
while the engine is running, messages
are displayed in the meter.
If the AWD error warning message is displayed,
there may be a malfunction in the
AWD system. Reduce vehicle speed and
have your vehicle checked. It is recommended
that you visit a NISSAN de ...