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:

A-bag branch line circuit
Diagnosis Procedure WARNING: Always observe the following items for preventing accidental activation. Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) Never use unspecified tester or other measu ...

P1722 vehicle speed
Description The vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) to TCM via CAN communication line. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: Immediately after performing any "DT ...

Hazard switch
Component Function Check 1.CHECK HAZARD SWITCH SIGNAL BY CONSULT CONSULT DATA MONITOR Turn ignition switch ON. Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item. With operating the hazard switch, check the monitor status.   Diagnosis Procedure 1.CHECK HAZARD SWITCH SIGNAL I ...