S80 L5-2.5L Turbo VIN 59 B5254T2 (2004)
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.