Nissan Maxima Service and Repair Manual: Diagnosis system (BCM)

Sunroof system

System Diagr SUNROOF System Description SUNROOF SYSTEM INPUT/OUTPUT SIGNAL CHART SUNROOF OPERATION Sunroof motor assembly operates with the power supply that is output from BCM while ...

DTC/circuit diagnosis

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Other materials:

B2193 chain of ECM-IMMU
Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON. DTC Logic DTC DETECTION LOGIC ...

B261A push-button ignition switch
Description IPDM E/R transmits the push-button ignition switch status via CAN communication to BCM. BCM receives push-button ignition switch status by hardwire input. BCM compares the 2 signals for mismatch. DTC Logic DTC DETECTION LOGIC NOTE: If DTC B261A is displayed with DTC U1000, ...

Parking, license plate and tail lamps
System Diagram System Description BCM (Body Control Module) controls parking, license plate and tail lamps operation. IPDM E/R (Intelligent Power Distribution Module Engine Room) operates parking, license plate and tail lamps according to CAN communication signals from BCM. Comp ...