Check Valve: Locations
The check valve is integral to the front washer nozzle plumbing wye fitting located in the cowl plenum beneath the cowl plenum cover/grille panel near the base of the windshield.The rear check valve is located in the engine compartment near the back of the right front wheel house, where it is installed in the rear washer supply hose between the engine compartment and passenger compartment body sections of the rear washer hose.