Rear Window Defogger System: Component Description

REAR WINDOW DEFOGGER SYSTEM REFERENCE CHART

BCM	Operates the rear window defogger with the operation of rear window defogger switch. Performs the timer control of rear window defogger.
Rear window defogger relay	Operates the rear window defogger and the door mirror defogger (if equipped) with the control signal from BCM.
Rear window defogger switch	The rear window defogger switch is turned ON. Turns the indicator lamp ON when detecting the operation of rear window defogger.
Rear window defogger	Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window 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