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:

Rear combination lamp
Disassembly and Assembly Rear combination lamp Rear side marker lamp socket Rear side marker lamp bulb Rear turn signal lamp socket Rear turn signal lamp bulb Back-up lamp socket Back-up lamp bulb DISASSEMBLY Rotate the rear side marker lamp socket counterclockwise and ...

C1109 battery voltage [abnormal]
Description Supplies electric power to the ABS actuator and electric unit (control unit). DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAGNOSIS RESULTS Check the self-diagnosis results. Diagnosis Procedure 1.CONNECTOR INSPECTION Turn ignition switch OFF. ...

Front door speaker 
Description  The audio unit sends audio signals to the front door speakers using the front door speaker circuits. Diagnosis Procedure  1.CONNECTOR CHECK Check the audio unit and speaker connectors for the following: Proper connection Damage Disconnected or loose terminals ...