Check Valve: Service and Repair

Pressure valve / washer nozzle, checking / cleaning

Checking and cleaning

Pressure valve and washer nozzle




If a washer nozzle leaks windshield washer fluid, the pressure valve must be checked before the washer nozzle is replaced.





Checking and cleaning right-hand side pressure valve
- Remove the right-hand side pressure valve. Blow clean (see illustration).





Checking and cleaning the center pressure valve
- Remove the center pressure valve. Blow clean (see illustration).





Checking and cleaning left-hand side pressure valve
- Remove the left-hand side pressure valve. Blow clean (see illustration).

Pressure valve and washer nozzle
Check that that the hoses are not blocked.

Installation

Pressure valve and washer nozzle
Install in reverse order.
Wash and check whether the washer nozzle is still leaking windshield washer fluid. If the washer nozzle still leaks windshield washer fluid, replace the pressure valve.