Nissan Maxima Service and Repair Manual: ECU diagnosis information

Washer level switch signal circuit

Description Transmits the washer fluid level switch signal to the combination meter. Component Function Check 1.COMBINATION METER INPUT SIGNAL  Select "METER/M&A" on CONSULT. ...

Combination meter

Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: * The monitor will indicate "OFF" even though the brake warning lamp is on if either of the following conditions exist: The parking ...

Other materials:

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 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  Select "METER/M&A" on CONSULT.  Using "FUEL METER" of "DATA MONITOR", compare the monitor value with the fuel gauge reading on the co ...

Microphone signal circuit
Description Voice signals are transmitted from the microphone to the Bluetooth control unit using the microphone signal circuits. Diagnosis Procedure 1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE Turn ignition switch OFF. Disconnect Bluetooth control unit connector a ...