Nissan Maxima Service and Repair Manual: B2191 difference of key

B2190 nats antenna AMP.

Description Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed. Prohibits the start of engine when an unregistered ID of Intelligent Key is us ...

B2192 ID discord, IMMU-ECM

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 st ...

Other materials:

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 excellent error detection ability. Many electronic control units are equipped onto a vehicle, and each co ...

Brake warning lamp
Description NOTE: 1: Brake warning lamp will turn on in case of parking brake operation (when switch is ON) or of brake fluid level switch operation (when brake fluid is insufficient).  2: After starting engine, brake warning lamp is turned off. Component Function Check 1.B ...

P1551, P1552 battery current sensor
Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures ...