Nissan Altima 2007-2012 Service Manual: Ecu diagnosis

Vehicle security indicator
Description • Vehicle security indicator is built in combination meter. • NVIS (Nissan Vehicle Immobilizer System-NATS) and vehicle security system conditions are indicated by blink or ill ...

BCM (Body control module)
Reference Value VALUES ON THE DIAGNOSIS TOOL Terminal Layout Physical Values 1: Sedan only 2: With LH front window anti-pinch 3: With LH and RH ...

Other materials:

Power supply and ground circuit (sedan)
AUDIO UNIT  Diagnosis Procedure 1.CHECK FUSES Check that the following fuses are not blown. Are the fuses OK? YES >> GO TO 2 NO >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. 2.POWER SUPPLY CIRCUIT CHECK 1. Disconnect audio u ...

Engine speed signal circuit
Description • ECM sends engine speed signal to power steering control unit. Diagnosis Procedure 1.PERFORM ECM SELF-DIAGNOSIS Perform ECM self-diagnosis. Is any error system detected? YES >> Check the error system. NO >> GO TO 2. 2.CHECK HARNESS BETWEEN ECM AND POWER STEE ...

P0075 IVT control solenoid valve
Description Intake valve timing control solenoid valve is activated by ON/OFF pulse duty (ratio) signals from the ECM. The intake valve timing control solenoid valve changes the oil amount and direction of flow through intake valve timing control unit or stops oil flow. The longer pulse wi ...