Can a bad PCV valve cause a car not to start?
If pressure is within specifications, the no-start condition is not linked to the fuel pump. A fuel mixture that is too lean to start the engine can also be caused by dirty fuel injectors or a large vacuum leak (PCV valve, EGR valve, any vacuum hose on the engine or the intake manifold gaskets).
Can a PCV valve stop a car from running?
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. When this happens, the fuel and air mixture is diluted causing your vehicle to run poorly and lean out.
Why does my Volvo PCV system keep failing?
The PCV system suffers greatly from degradation by many factors like environment, the heat and the chemicals under the hood, and they fail frequently. This has become one of the most common maintenance issues in a modern Volvo. You are not alone.
Is there a way to disable the Volvo start / stop system?
It’s a voltage sensing wire that is used to enable or disable the start/stop system and from what I’ve heard, all new vehicles with start/stop systems have a similar set up. That said, it might be an easy way to disable start/stop on Volvo vehicles too. I’ll have to do a bit more research when I eventually get my XC40.
Can a PCV box be replaced on a Volvo S60?
Here’s a nice write up for 1999+ Volvo 5-cylinder PCV System courtesy of Matthews Volvo Site. Check out the video below of a full PCV replacement on a Volvo S60. The procedure is very similar to many other models. Volvo S60 PCV Breather System Replacement – Prevent Smog! (C70, S60, S80, V70, XC70, XC90)
What kind of PCV valve does a Volvo have?
What it is: PCV Valve, Volvo’s do not have the more common “PCV Valve” but rather a series of hoses and a PCV box. These pieces combined, do what PCV valve used to do on cars, more commonly in the 60’s and 70’s.