Nissan Altima 2007-2012 Service Manual: On-vehicle maintenance

Oil
Maintenance of Oil Quantity in Compressor The oil in the compressor circulates through the system with the refrigerant. Add oil to compressor when replacing any component or after a large refriger ...

Other materials:

B2193, P1612 chain of ECM-IMMU
Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGI ...

Lan system circuit
Description SYMPTOM: Mode door motor, intake door motor and/or air mix door motor does not operate normally. Diagnosis Procedure DIAGNOSIS PROCEDURE FOR LAN CIRCUIT 1.CHECK POWER SUPPLY FOR DOOR MOTORS 1. Press ignition switch ON. 2. Check voltage between front air control connector M37 ...

Symptom diagnosis
UNBALANCE STEERING WHEEL TURNING FORCE (TORQUE VARIATION) Description • Hard steering when fully turning the steering wheel. • Light steering when driving at a high speed. Diagnosis Procedure 1.CHECK SYSTEM FOR POWER SUPPLY AND GROUND Perform trouble diagnosis for power supply and gro ...