Component Description

WARNING: This page is about a different car, the 2016 Infiniti QX70. However, it is still accessible from the selected car via links, so may be relevant.

Part		Description
Total illumination control unit		Controls each interior room lamp and each illumination depending on the vehicle conditions and each signal.
BCM		Outputs room lamp timer signal and battery saver signal to the total illumination control unit depending on the vehicle conditions. Turns the step lamp ON/OFF according to any door switch status. Controls welcome light function of Intelligent Key system.
Combination meter		Illuminates the meter illumination according to request signals from BCM via CAN communication (through the unified meter and A/C amp.). Outputs the illumination control signal to the total illumination control unit.
Remote keyless entry receiver Outside key antenna		Receives the lock/unlock signal from key fob. Transmits the lock/unlock signal to BCM.
Request switch Key cylinder switch Door lock/unlock switch		Inputs the lock/unlock signal to BCM.
Door switch		Inputs the door switch signal to BCM and the total illumination control unit.
Tail lamp relay		Inputs the tail lamp signal to the total illumination control unit.
Map lamp main switch		Inputs the map lamp switch signal to the total illumination control unit.