Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (BCM)

COMMON ITEM COMMON ITEM : CONSULT Function (BCM - COMMON ITEM) APPLICATION ITEM CONSULT performs the following functions via CAN communication with BCM. SYSTEM APPLICATION BCM can perform the ...

Power supply and ground circuit

BCM BCM : Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blown. 2. CHECK POWER SUPPLY CIRCUIT Turn ignition switch OFF. Disconnec ...

Other materials:

Fuel level sensor signal circuit
Description The fuel level sensor unit and fuel pump (fuel level sensor) detects the approximate fuel level in the fuel tank and transmits the fuel level signal to the combination meter. Component Function Check 1.COMBINATION METER INPUT SIGNAL  Select "METER/M&A" on CONSULT. ...

ECU diagnosis information
POWER STEERING CONTROL UNIT Reference Value TERMINA LAYOUT PHYSICAL VALUES CAUTION: When using circuit tester or oscilloscope to measure voltage for inspection, be sure not to extend forcibly any connector terminals. Fail Saf EPS system EPS system enters the fail-safe mode (that al ...

Active noise cancellation/Active sound control (if so equipped).
Active noise cancellation Front and rear microphones This system uses three microphones 1 located inside the vehicle to detect engine booming noises. The system then automatically generates a noise canceling sound through the speakers and woofer to reduce engine booming noise. NOTE: To o ...