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engine misses could be bad plugs,incorrect ignition timing, cracked distributor cap, bad wires, vacuum leak, clogged fuel injector or filter, . engine backfires could be ignition timming, vacuum leak, EGR system not working, bad valves or valve springs.
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What cause a Missfire p0303 on a 2002 Mercury Sable?
Bad plugs and wires or/and coil
What would cause check engine light and code p0304?
Engine missfire. Cylinder #4
Can a bad ignition module cause one plug to missfire?
no..if its bad your car wont start
What can cause a 2.2l Toyota engine to vibrate?
missfire. probably it dont fire on all cylinders.
What would cause a missfire in a 1999 Pontiac Firebird if you change the plugs and the wires?
A faulty ignition coil or module can cause misfiring.
Can a leaking valve cover gasket cause a misfire?
Yes, if it leaks oil through and on to the spark plugs, it will foul them and cause a missfire.
Will a clogged catalitic converter cause your engine to missfire?
Depending on the extent of the clog, it could cause the engine to lose power under a load or accelerating and in severe cases the engine may not run above an idle. I don't see it causing any one cylinder to missfire.
What would cause a single cylinder missfire even after plugs coil pack injectors.?
Wiring and internal engine problems can cause misfires.
The description of codes P1300 P1301 and P1303 for 1998 Mercury Mystique 4-cylinder?
p1300- Random MissFire p1301- cylinder 1 missfire p1303- cylinder 3 missfire
What is the cause of a p305 code on a 2000 Chevy Malibu?
cylinder 5 missfire detected. could be plug, wire, or bad coil...
Can a foreign object ie small metal part be sucked into engine from exhaust to cause missfire?
From the intake, yes. From the exhaust, unlikely.
Can O2 sensors cause P0300?
I'm gonna say no. PO300 (random missfire) would probaby be caused by ignition, fuel or mechanical failure.
