Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (TCM)

CONSULT Function FUNCTION CONSULT can display each diagnostic item using the diagnostic test modes shown following. WORK SUPPORT MODE Display Item List Engine Brake Adjustment CAUTION: Mo ...

U0100 lost communication (ECM A)

DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least ...

Other materials:

Diagnosis system (bluetooth control unit)
Diagnosis Description The Bluetooth control unit has two diagnostic checks. The first diagnostic check is performed automatically every ignition cycle during control unit initialization. The second diagnostic check is performed by the technician using the steering wheel audio control switches ...

P0125 ECT sensor
Description The engine coolant temperature sensor is used to detect the engine coolant temperature. The sensor modifies a voltage signal from the ECM. The modified signal returns to the ECM as the engine coolant temperature input. The sensor uses a thermistor which is sensitive to the c ...

Engine compartment
WARNING Never use a fuse of a higher or lower amperage rating than specified on the fuse box cover. This could damage the electrical system or electronic control units or cause a fire. If any electrical equipment does not come on, check for an open fuse. 1. Be sure the ignition switch ...