A faulty gas cap could cause the check engine light to come on but it would not cause a rough idle or engine noises. Start with having your local auto parts store read the codes. The codes will help determine why the check engine light is on.
No, on a fuel injected engine it can cause high idle speed.
I blown head gasket can cause an engine miss which one cause a rough idle.
It can cause a rough idle. And it will also cause the engine to die when coming to a stop at times.
A bad fuel cap can make your check engine light go on. It shouldn't cause your car to run rough or die.
incomplete combustion of fuel
It absolutly can. if the tank was not filled up prior to to sitting condensation will form causing water to mix with fuel. even a small amount of moisture can cause the engine to run rough.
It will cause the engine to run rough and eventually it will damage the valve and rocker.
Yes, and the check engine light should illuminate.
There are a number of things that can cause an engine to run rough. Plugs may be bad. Plug wires may be bad. If you have sensors, there may be a bad sensor. You could have water in your gas. Could have a burnt valve. There is a number of different things.
Yes, an intake gasket leak can cause an engine to run rough. This leak allows outside air to enter the intake manifold, leading to an incorrect air-fuel mixture, which can result in misfires, rough idling, and decreased engine performance. Additionally, it may trigger diagnostic trouble codes, further indicating issues with the engine's operation. Repairing the gasket can help restore smooth engine performance.
There are many things that can cause a rough idle on this car. The computer could be going out, the engine may not have enough oil, and the engine may not be getting enough fuel or electricity.