Nissan Maxima Service and Repair Manual: ECU diagnosis information

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 UNI ...

Audio unit
Reference Value TERMINAL LAYOUT PHYSICAL VALUES ...

Other materials:

P0447 evap canister vent control valve
Description The EVAP canister vent control valve is located on the EVAP canister and is used to seal the canister vent. This solenoid valve responds to signals from the ECM. When the ECM sends an ON signal, the coil in the solenoid valve is energized. A plunger will then move to seal ...

Tweeter
Description The AV control unit sends audio signals to the tweeters using the front door speaker circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the AV control unit and speaker connectors for the following: Proper connection Damage Disconnected or loose terminals 2.HARNESS CHE ...

Cooling fan
Description The ECM controls the cooling fan corresponding to the vehicle speed, engine coolant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 4-step control [HIGH/MIDDLE/LOW/OFF]. COOLING FAN MOTOR The cooling fan operates at each speed when the cu ...

Nissan Maxima Owners Manual

Nissan Maxima Service and Repair Manual

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