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Can a bad catalytic converter cause a P0303 code?
Yes, a bad catalytic converter can cause a P0303 code, which indicates a misfire in cylinder 3. If the catalytic converter is clogged or malfunctioning, it may create excessive backpressure, leading to poor engine performance and misfires. Additionally, other issues like fuel delivery problems or ignition system faults can also trigger this code, so it's important to diagnose the root cause thoroughly.
Does non oxygenated gasoline cause damage to catalytic converters?
No. Oxygenation just helps get more complete combustion, both in the cylinder and the catalytic converter.
Is it safe to drive a car when one cylinder is misfiring?
It depends on the reason that cylinder is misfiring. It could cause serious damage to the catalytic converter.
What could make catalytic converter turn red 2002 Ford Taurus?
A partially clogged converter will cause this. Also an overly rich fuel/air mixture or a cylinder misfire is a cause.
Can a plugged up catalytic converter cause low idle stall on a 2000 Mitsubishi Galant 4-cylinder?
Yes, it sure can.
Would no catalytic converter cause backfire?
Having no catalytic converter installed is illegal and can cause a myriad of problems. Probably not a backfire though.
Can burning antifreeze cause the catalytic converter to go?
Yes, internal coolant consumption can damage a catalytic converter.
Can a catalytic converter cause the EGR valve to go bad?
No, the catalytic converter is downstream from the EGR valve so it has no effect on it.
Will a plugged catalytic converter make your car act like it has just dropped a cylinder?
A clogged converter will cause the engine to loose power and act as though you are pulling a heavy load. The engine will not miss as if you have a bad cylinder. You will basically have no power.
Can catalytic converter cause a knocking sound?
Yes
Could a faulty catalytic converter cause defrost system not to work properly?
No, the catalytic converter has nothing whatsoever to do with your defrost system.
Can a bad catalytic converter cause hard starts?
A bad catalytic converter can cause hard starts if it has become clogged. This produces excessive back pressure in the engine.
