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:

P1078, P1084 EVT control position sensor
Description Exhaust valve timing control position sensor detects the concave groove of the exhaust camshaft rear end. This sensor signal is used for sensing a position of the exhaust camshaft. This sensor uses a Hall IC. Based on the position of the exhaust camshaft, ECM controls e ...

U1216 AV control unit
Description Replace the AV control unit if this DTC is displayed. Part name  Description  AV CONTROL UNIT  It is the master unit of the MULTI AV system and it is connected to each control unit by means of communication. It operates each syste ...

FEB system limitations
WARNING Listed below are the system limitations for the FEB system. Failure to operate the vehicle in accordance with these system limitations could result in serious injury or death. The FEB system cannot detect all vehicles under all conditions. The radar sensor does not detect the follow ...