Component Description

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Part	Description
BCM	Judges each switch status by the combination switch reading function. Requests (via CAN communication) the front wiper relay and the front wiper high relay ON to IPDM E/R.
IPDM E/R	Controls the integrated relay according to the request (via CAN communication) from BCM. Performs the auto stop control of the front wiper.
Rain sensor	Detects water droplets on the windshield with infrared rays, and transmits the rain sensor signal to BCM via the rain sensor serial link.
Combination switch (Wiper & Washer switch)	Provides input for wiper and washer control to the BCM. Refer to System Description .
Front and rear washer motor	Washer fluid is sprayed according to washer switch states. Combination switch operates front washer or rear washer by changing voltage polarity to be supplied to washer pump.
Front wiper motor	IPDM E/R controls front wiper operation. Front wiper stop position signal is transmitted to IPDM E/R.