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Q: Can a misfire code occur when you have a bad egr valve?
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Why does your car code read misfire in cylinder 2?

Because you have a misfire on cylinder #2. Can be defective spark plug, bad plug wire, or bad coil if equipped with coil on plug. Can also be a burnt valve, blown head gasket or bad fuel injector if applicable.


What does P0303 code i know it is a misfire but what is it a misfire of?

Number 3 cylinder is misfiring, it could be for several reasons such as a bad spark plug, a bad spark plug wire, a bad distributor cap, a bad rotor, a bad fuel injector, low compression due to a burned valve, large vacuum leak,


Do spark plugs cure a misfire 98 Oldsmobile?

If bad plugs is causing the misfire. It could also be bad plug wires, a vacuum leak, burnt valve, blown head gasket, etc.


What causes a misfire on a 2003 Chevy 4.8 liter?

Bad spark plug or wireBad valve (do a compression test)Bad piston "


What causes a number 5 cylinder misfire in a Suzuki Verona?

Bad spark plug Bad spark plug wire Do compresssion test Bad valve Bad piston


What would cause my 96 Pontiac Grand Am to misfire on cylinder 1.What would be the fix.?

Bad plug? Bad wire? Bad piston or valve (do a compression test)


On a 2000 Ford F-150 what would cause the number one cylinder to misfire?

Bad plug Bad coil Bad plug wire Bad valve Blown piston


Why does your 1994 Chevy S10 misfire when first spark plug wire is removed on drivers side but it still misfires?

Bad plug, bad wire, bad distributor cap or bad valve.


Causes of cylinder misfire?

Bad spark plugs? Bad plug wires? Bad valve? Bad piston? Bad coil? (new Fords haeone for each cylinder) Bad spark plugs? Bad plug wires? Bad valve? Bad piston? Bad coil? (new Fords haeone for each cylinder)


What is Error code 0314 for a van 4 cylinder?

That error code is for a single cylinder misfire. Bad spark plugs or wires can cause this as well as a bad fuel injector.


Would a bad EGR valve cause a misfire on cyl 5?

It is possible but anytime I have a misfire read on any one cyl. it has been a bad fuel injector. yes it very much can it can throw off your airfuel ratio causing you engine not to fire correctly..


Purge Valve Fault Code is that saying that the valve is Bad HELP?

Depends on the type of fault. A circuit code could mean the valve is bad. A performance code could mean that the hoses and lines going form the tank to the engine could be cracked.