Component Description

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

BCM	Transmits rear window defogger switch operation to IPDM E/R via CAN communication. Performs the timer control of rear window defoggers.
IPDM E/R	Controls rear window defogger relay and heated mirror relay* when rear window defogger switch signal is received via CAN communication, and then operates rear window defoggers and door mirror defoggers*.
Rear window defogger switch	The rear window defoggers are operated by pressing the rear window defogger switch ON. The indicator lamp in the rear window defogger switch illuminates when the rear window defoggers are operating.
Rear window defogger relay*	Operates the rear window defoggers with the control signal from IPDM E/R.
Rear window defoggers*	The heating elements heat up when powered by the rear window defogger relay to defog the rear windows or prevent the rear windows from fogging up.
Heated mirror relay*	Operates the door mirror defogger with the control signal from IPDM E/R. Controlled simultaneously with the rear window defogger relay.
Door mirror defogger*	The heating elements heat up when powered by the heated mirror relay to defog the door mirrors or prevent the door mirrors from fogging up.

*: if equipped