As a vehicle owner, you may or may not have heard about your car engine’s PCV valve, its essential role for your vehicle’s engine, and how to ensure its functionality. This article explains what a “PCV” valve is, its position in your car’s engine, a
Well, the pcv valve failed on me (or so I believe) the other day. The hose connecting to the bottom of the 'T' housing disconnected with the bottom half of the PCV valve in it, and the top half of the PCV remaining inside of the 'T' housing. This was a component we replaced ...
Numerous owners claim that at low to medium speeds it's difficult to modulate, and regularly causes a juddering sensation. Other notable issues include paint that flakes and cracks easily, the battery draining too quickly, and failure of the starter motor early in the vehicle's lifespan. Some...
A bad PCV valve may stick or not close properly. This allows an excess of oxygen to enter the combustion chamber. Excess oxygen dilutes the air/fuel mixture ratio, causing a “rich” fuel mixture. A rich mixture can lead to a build up of back pressure in the exhaust system, which can...
PCM grounds other side of injector circuit to pulse the injectors. Major vacuum leak (An open EGR valve, disconnected vacuum hose, PCV valve, etc, can create a large vacuum leak and allow too much air to be sucked into the engine. This will make the air/fuel mixture too lean and make...
Vehicle: 2010 Prius Model: Two How much oil does it burn? How many miles for you oil change interval? How fast do you drive? 70 & 72 can be "quick" roads to drive on. 80eagles said: ↑ I am a long time lurker that finally joined the forum. I have had 3 Priuses with th...
A bad PCV valve Low oil levels Crankshaft problems Transmission alignment problems Fortunately, a bad rear main seal will only result in an oil leak - it usually doesn't have any severe or catastrophic issues outside of the leak. However, oil leaks can lead to low oil levels, which can ...
If your car has an automatic transmission, a problem with the transmission could cause your ECM to activate the limp mode. There are many different reasons why this can happen, but the most common causes would be a faulty sensor, control valve,low transmission fluid level, or abad shift sol...
Prior to electronic ignitions, a tune-up was a big part of the car's efficiency, e.g. gas mileage, power, etc. Not so nowadays. Plug wires do fail, but only need replaced two or three times in the life of the vehicle. A modern car will usually run pretty much the same after "...
Vehicle: 2012 Prius Plug-in Model: Plug-in Base FriedCells said: ↑ Also, did full engine clean (EGR, PCV, Intake, added OCC, and more): View attachment 195743 Pcv valve is a one way check valve. This would lead a backflow of oil from your new location down to the original ...