As the pcv valve starts going bad the performance of your vehicle will get worse. Start the car and pull the pcv valve out of the valve cover and put your finger over the end of it and see if you feel it sucking.
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Can a pcv valve cause a car not to start. A faulty pcv valve can cause a number of problems. Bad fuel economy happens because of bad pcv valve. And a diagnostic computer may erroneously blame this light on a mass air flow sensor or oxygen sensor instead making it harder for you to detect the real source of the problem. When the hose from the intake manifold is put on the pcv valve the truck wont even start. You can check the valve hose for leaking or blocking and get it repaired via a professional repairer. Install a new one.
The engine may have mechanical problems. The engines piston rings may be worn. If you havent replace it in more than two years replace it. Rough idle or stalling. In addition a pcv valve stuck open can trigger the check engine light due to increased air flow. When the engine light is showing up there is a trouble code stored in the engine control module.
Check compression to determine engine condition. A very common problem when it comes to a faulty pcv valve on modern cars is that the check engine light is starting to flash on your dashboard. A stuck open pcv valve can have an adverse effect on engine starting. A malfunctioning pcv valve leads to an inefficient fuel mixture. When the hose is off the pcv valve the truck will idle fine but stalls out when put in gear. The bad pcv valve may not close all the way so oxygen may get into the combustion chamber.
This can be exhibited by a buildup of pressure in the exhaust or the engine could stall out. If the paper element seems covered in dirt or clogged. As a result the fuel can be lean or rich and that leads to poor fuel economy when the correct amount of oil is not delivered. The pcv system is not working properly. 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.
Would a blocked pcv cause a vehicle to not start or run i have a 2006 dodge ram 47l. Positive crankcase ventilation pcv valve and connecting hoses. Generally not a diy job the engines valve seals may be worn. Can the pcv valve cause your car not to start.
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