Can you drive with a bad PCV?
Although its never recommended to drive any longer than you should with a damaged component, driving 12 hours with a damaged PCV valve could be very risky. These excesses gasses are transferred the rough the PCV valve hose. This system allows the vehicle to utilize excess gas, so that it is not wasted.
How does VW PCV work?
Volkswagen engines contain a Positive Crankcase Ventilation (PCV) system that allows for the controlled release of blow-by from the motor. Blow-by is the excess gas that gets past the piston rings into the crank case. To prevent too much pressure from building up inside the crank case, the PCV vents these emissions.
Why is my PCV valve not working on my VW?
PCV valve (also known as air/oil separator) issues are not uncommon in late model Volkswagens. The constant strain of regulating the vacuum in modern engines wears at the internals of the PCV system, leading to a variety of different symptoms of varying degrees of severity.
Can you change the PCV valve on a VW TSI?
Taking a look at the PCV valve during any engine-troubleshooting gives you a good chance at finding a potential issue. Contrary to most beliefs about modern German engines, changing the PCV valve on VW’s modern TSI engine is a breeze. Replacing the PCV valve is short, simple, and doable with just a few hand tools.
Who is the sponsor of the VW PCV?
PCV used to be a simple little valve that was replaced at maintenance intervals. Now it is a complex assembly. Sponsor Of The Day Today’s show is sponsored by Deutsche Auto Parts. They are the VW and Audi parts experts. They have great prices and awesome service.
How to replace PCV valve in Volkswagen Mk7 GTI?
Use a screwdriver or the hook tool to push down on the housing to free the bottom of the line and then pry in between the two to free their connection. Use a clean rag with some brake clean and wipe the surface that the PCV valve housing seals too. Always wipe away from the inside of the cylinder head so as not to let any debris inside.