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 ...

U1000 CAN comm circuit

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

Other materials:

Key slot illumination
Description Blinks when Intelligent Key insertion is required. Component Function Check 1.CHECK FUNCTION With CONSULT Check key slot illumination ("KEY SLOT ILLUMI") Active Test mode. Diagnosis Procedure Regarding Wiring Diagram information, refer to SEC-147, "Wiring Diagram" or SEC-128, ...

P1778 step motor
Description  The step motor changes the step by turning 4 coils ON/OFF according to the signal from TCM. As a result, the flow of line pressure to primary pulley is changed and pulley ratio is controlled.  This diagnosis item is detected when the electrical syste ...

Power supply and ground circuit
BCM (BODY CONTROL MODULE) BCM (BODY CONTROL MODULE) : 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. Disconnect BCM. Check voltage between BCM harness connector and ...