Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (AV control unit)

Description The AV control unit diagnosis function starts up with multifunction switch operation and the AV control unit performs a diagnosis for each unit in the system during the on board ...

U1000 CAN comm circuit

Description CAN (Controller Area Network) is a serial communication line for real time application. It is an on-vehicle multiplex communication line with high data communication speed and excelle ...

Other materials:

Microphone signal circuit
Description Voice signals are transmitted from the microphone to the AV control unit using the microphone signal circuits. Diagnosis Procedure 1.CHECK HARNESS BETWEEN AV CONTROL UNIT AND MICROPHONE Turn ignition switch OFF. Disconnect AV control unit connector and microphone connector ...

P1574 ASCD vehicle speed sensor
Description The ECM receives two vehicle speed signals via the CAN communication line. One is sent from combination meter, and the other is from TCM (Transmission control module). The ECM uses these signals for ASCD control. Refer to EC-68, "System Diagram" for ASCD functions. D ...

B2616 ignition relay circuit
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 DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE Tur ...