Nissan Maxima Service and Repair Manual: P1615 diffrence of key

P1612 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 st ...

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 ...

Other materials:

P1212 TCS communication line
Description This CAN communication line is used to control the smooth engine operation during the TCS operation. Pulse signals are exchanged between ECM and "ABS actuator and electric unit (control unit)". Be sure to erase the malfunction information such as DTC not only for "ABS actuato ...

Trunk room lamp circuit
Description Controls the trunk room lamp (ground side) to turn the trunk room lamp ON and OFF. Component Function Check CAUTION: Before performing the diagnosis, check that the following is normal. Battery saver output/power supply Trunk room lamp bulb 1.CHECK TRUNK ROOM LAMP OPERATI ...

B2562 Low voltage
DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. DTC CONFIRMATION Erase DTC. Turn ignition switch OFF. Perform the "SELF-DIAG RESULTS" of BCM with CONSULT, after the ignition switch has been turned ON for 1.5 seconds or more. Diagnosis Procedure 1. CHECK ...