Nissan Maxima Service and Repair Manual: ASCD indicator

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 s ...

Cooling fan

Description The ECM controls the cooling fan corresponding to the vehicle speed, engine coolant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 4-step con ...

Other materials:

Seat belt buckle switch signal circuit
Description Transmits a seat belt buckle switch LH signal to the combination meter. Component Function Check 1. CHECK COMBINATION METER INPUT SIGNAL Start engine. Monitor seat belt warning lamp while fastening and unfastening the driver seat belt. Diagnosis Procedure Regarding Wiring ...

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 ...

Diagnosis system (BCM)
COMMON ITEM COMMON ITEM : CONSULT Function (BCM - COMMON ITE APPLICATION ITEM CONSULT performs the following functions via CAN communication with BC SYSTEM APPLICATION BCM can perform the following functions. INT LAMP INT LAMP : CONSULT Function (BCM - INT LAMP) DATA MONITOR ACTIVE TE ...