The MICU controls the automatic wiper based upon the input signals from each switch.

	Input	Output
MICU	IG1 power supply Windshield wiper switch (INT/LO) Windshield wiper switch (LO/HI) Windshield wiper switch (MIST) Windshield wiper switch (Intermittent dwell time controller) Windshield wiper (As signal)	Windshield wiper intermittent relay Windshield wiper HI relay
B-CAN	AUTOWIP message	WIPSW message