2003 Oldsmobile Alero "check engine code p0303" Questions

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...check engine light blinks and check charge system on display PO 300 codes are cylinder misfiresThe 3 at the end of 303 is cylinder nunber 3On some vehicle systems when a MIL Lamp flashesit indicates ...

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...engine replaced and new plugs and wires. what do i cyheck now for the P0303 code p303 is a cylinder 3 missfire I woul first check the coil and then the ingnition module, Then if this dont work you ...

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...check valve clearance and throttle plate for excessive wear) Engine control module (ECM). P0303 code occurs when there is no spark or the spark voltage was too weak to ignite the fuel due to a failed ...

...engine spark plugs or plug is the issue. Also check the exhaust pipe. White smoke indicates a coolant issue. Check your coolant reservoir. Black smoke indicates a Fuel issue. Blue is an oil issue. ...

Question about Oldsmobile Alero

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...code p0303 misfire cyl 3 , ford says bad injector. I bought a new one switched it. Still p0303 ,took it back to Ford they still said bad injector. I swaped from cyl 1 to cyl 3 . Still p0303 ,it has a ...

Question about Oldsmobile Alero

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...two or three day driving the check engine light is on again. I've changed the ignition coil of the 3rd cylinder and the spark plugs too, but the same happens. Cylinder 3 Misfire Detected is a ...

Question about Oldsmobile Alero

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...engine is stumbling or hesitating, check all wiring and connectors that lead to the cylinders (i.e. spark plugs). Depending on how long the ignition components have been in the car, it may be a good ...

...in cylinder number 3 , check you spark plugs or coil for that cylinder , with that code car will run rough ( shaking ) and some time the car wont even start in small engine . let me know hosw it ...

Question about Oldsmobile Alero

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...engine misfire on number 3 cylinder. the best fix, A code P0303 may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor(s) Faulty ...

Question about Oldsmobile Alero

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check engine light came on and it had a rough idle. I checked the code and got the p0303 code - a misfire in cylinder 3. Could it be related to the accident and the replacement parts, or a coincidence

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