Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (bluetooth control unit)

Diagnosis Description The Bluetooth control unit has two diagnostic checks. The first diagnostic check is performed automatically every ignition cycle during control unit initialization. The seco ...

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:

B2603 shift position status
Description BCM confirms the shift position with the following 2 signals.  CVT selector lever  P/N position switch DTC Logic DTC DETECTION LOGIC NOTE: If DTC B2603 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to ...

P1572 ASCD brake switch
Description When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON. ECM detects the state of the brake pedal by those two types of input (ON/OFF signal). Refer to EC-68, "System Diagram" for the ASCD function. DTC Logic DTC DETECTI ...

How to use the vehicle information display
The vehicle information display can be changed using the and  buttons located on the steering wheel. SOURCE - Pressing SOURCE with the ignition ON will display a list of available audio sources in the vehicle information display. The audio sources can then be selected wit ...