Nissan Altima 2007-2012 Service Manual: ECU diagnosis

Push-button ignition switch position indicator
Description The switch that changes the power supply position. BCM maintains the power supply position status. BCM changes the power supply position with the operation of the push-button ign ...

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:

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 illumination of vehicle security indicator. Component Function Check 1.CHECK FUNCTION 1. Perform “ ...

B2603 shift position status
Description BCM confirms the shift position with the following 2 signals. • CVT selector lever • P/N position switch DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic ...

The fuel gauge pointer does not move
Description Fuel gauge needle will not move from a certain position. Diagnosis Procedure 1.CHECK COMBINATION METER INPUT SIGNAL 1. Select “METER/M&A” on CONSULT-III. 2. Using “FUEL METER” of “DATA MONITOR”, compare the monitor value with the fuel gauge reading on the combi ...