Does a bad PCV valve affect performance?
Overall poor performance As the PCV valve starts going bad, the performance of your vehicle will get worse. This can be exhibited by a buildup of pressure in the exhaust or the engine could stall out. The bad PCV valve may not close all the way, so oxygen may get into the combustion chamber.
Can PCV valve cause idle issues?
A faulty PCV valve can cause a number of problems: 1. Rough idle or stalling: If the plunger is stuck open, the PCV valve will allow too much air to enter the engine. This can cause a lean air-fuel mixture, resulting in a rough idle or stalling.
Where is the PCV valve on a Toyota Camry?
Prior model years had the pcv valve on top where an easy plastics cover allowed an easy change. It’s tucked in behind the intake manifold on the belt end of the engine. It looks like it should come out without too much problem, but things have to be removed to get clearance to get it out.
How often should you change the valve on a Toyota Camry?
They don’t recommend changing it even at 120K miles and don’t say anything beyond that. For trailer towing and severe usage, they say inspect every 30K and change every 60K.
How is the PCV system important to your car?
You probably don’t realize how important the PCV system—the Positive Crankcase Ventilation (PCV) valve and its related components—is to the well-being of your engine. In this article, we will discuss how car owners can test their own PCV valves. Before we get to that, here’s this article in a nutshell: What happens when the PCV valve fails,
How often should a PCV filter be replaced?
On some engines, you’ll find a mesh filter underneath the valve. Some car manufacturers recommend replacing the filter every 30,000 miles or so. Most PCV valves contain a spring-loaded device. Once you remove the valve, shake it with your hand. You’ll hear a rattle. If you don’t, it is time to replace the valve.