Warranty: This genuine part is guaranteed by Mazda's
factory warranty.
Fits the following 1990 Mazda 323 Submodels:
Base, DX, LX, SE | 4 Cyl 1.6 L GAS
1990 Mazda 323 PCV Valve Parts and Q&A
Q: How to remove and check the PCV Valve and PCV Valve Hose in the valve cover on 1990 Mazda 323?
A: The valve cover has the PCV Valve and the hose. In order to take the valve out, take out the hose. When the engine is running, look at the vacuum; when it is not there, check if there is something blocking it. After switching off the engine, blow through the valve. Make sure that the replacement is suitable to your vehicle.