Wiper Relay: Description and Operation

DESCRIPTION
FRONT WIPER/WASHER SYSTEM
The windshield wipers can be operated with the windshield wiper switch when the ignition switch is in the RUN or ACCESSORY positions. The windshield wiper system is protected by a 30 amp fuse (9) located in the Power Distribution Center (PDC) part of the Integrated Power Module (IPM) in the engine compartment. Relay Box
The wiper/washer switch is integral to the multi-function switch. It is a resistive MUX switch that sends inputs to the BCM to operate the wiper/washer system.