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:

B2618 BCM
Description BCM controls the various electrical components and simultaneously supplies power according to the power supply position. BCM checks the power supply position internally. DTC Logic DTC DETECTION LOGIC NOTE: If DTC B2618 is displayed with DTC U1000, first perform the trou ...

Diagnosis system (AV control unit)
Diagnosis Description MULTIFUNCTION SWITCH AND PRESET SWITCH SELF-DIAGNOSIS FUNCTION The ON/OFF operation (continuity) of each switch in the multifunction switch and preset switch can be checked. Self-Diagnosis Mode Press the BACK switch and the switch of the 8-direction switches with ...

U1244 GPS antenna
DTC Logic Diagnosis Procedure 1.GPS ANTENNA CHECK Inspect GPS antenna and antenna feeder for damage or poor connection. 2.CHECK AV CONTROL UNIT VOLTAGE Turn ignition switch ON. Check voltage between AV control unit connector M165 terminal 105 and ground. ...