One major role of the PCV valve has to do with emissions.It is one of the oldest and most used emission devices in automobiles. The PCV valve function is to transfer emissions from the crankcase through the PCV valve hose to the intake manifold, where the excess gas can be used as fuel...
An air leak anywhere between the engine intake and the mass air flow sensor is often called a 'vacuum leak' or 'intake leak'. Common examples of vacuum leaks include a ripped or cracked intake boot, leakingintake manifold gaskets, stuck-open or defective PCV valve or ripped PCV hose, crack...
What happens is the brushes wear out in the starter, making a bad electric contact. Tapping on the back of the starter with a hammer jars the brushes back in place, where they'll make contact one more time. DON'T BE SORRY! USE THE FREE START TO GO GET IT FIXED!
hose. Engines with excessive blowby will sometimes fill the air cleaner with oil: there's more blowby than the PCV valve can handle so the blowby gas goes backwards into the air cleaner. A lot of cars have a broken PCV inlet hose: those cars are SUCKING DIRT AND DUST INTO THEIR ...
3. I would then inspect the spark plugs for evidence of an internal leak oil leak, will make the plug black and greasy on the electrode end 4. I would check the PCV system, replace the valve and make sure there is proper vacuum, this is how the engine breathes. Also check the air ...
How can a PCV valve go bad and what happens when the PCV valve goes bad? Over time, sludge, fuel and oil varnish deposits can accumulate inside the PCV valve and will restrict or even block the flow of crankcase gases through the PCV valve hose. When the PCV system is clogged, blow-...