A P0303 error code is caused by misfire on piston 3. This can come as a result of a bad spark plug, damaged wires, or even a problem with the vehicle's computer.
Trouble code P0303 means:Cylinder 3 misfire detected
Trouble code P0303 means:Cylinder 3 misfire detected
Trouble code P0303 means:Cylinder 3 misfire detected
Trouble code P0303 means:Cylinder 3 misfire detected
Trouble code P0303 means: Cylinder 3 Misfire Detected
Trouble code P0303 means:Cylinder 3 misfire detected
Trouble code P0303 means:Cylinder 3 misfire detected
PO303 indicates a misfire on cylinder #3. Normally caused by bad spark plug or plug wire.
P0303 : misfire cylinder #3
Trouble code P0303 means: Cylinder 3 Misfire Detected
P0303, cylinder #3 misfire. Check plug, wire, coil, etc.
P0303 refers to a misfire in cylinder 3, which can be caused by various issues, including faulty spark plugs, ignition coils, fuel delivery problems, or vacuum leaks. While a rocker arm problem could potentially contribute to a misfire by affecting valve operation, it is not a common cause for a P0303 code. It's essential to diagnose the specific components related to the misfire to determine the root cause accurately.