answersLogoWhite

0

A bad spark plug, a bad spark plug wire, a bad distributor cap, a bad rotor, a bad fuel injector, the firing order is mixed up, a bad valve or a vacuum leak could cause your rough idle.

User Avatar

Wiki User

16y ago

What else can I help you with?

Related Questions

Will a blown head gasket cause erratic idle?

I blown head gasket can cause an engine miss which one cause a rough idle.


What is causing the rough idle on a 2006 Chevy Impala?

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.


Will a vacuum leak always make your engine run rough?

No, on a fuel injected engine it can cause high idle speed.


What happens when throttle body is dirty?

It can cause a rough idle. And it will also cause the engine to die when coming to a stop at times.


84 Oldsmobile cutlass want start to idle or run?

The most common reason for an engine not to start is a lack of fuel. A plugged air filter can cause and engine to idle rough or not idle at all.


Would a faulty gas cap cause rough idle check engine light on and ticking on acceleration?

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.


Can a malfunctioning computer cause a car to idle rough?

Yes, and the check engine light should illuminate.


What would cause my 1989 Engine to suddenly lose some power and idle rough?

if you have a carborator, it may have to be adjusted


Why does 440ci stroker engine have rough idle and engine shake at idle?

because that's kind of a big engine


Can the egr valve affect the idle?

Yes. Carbon deposits in the EGR valve can cause it to stick open a bit and cause a rough idle. If it is bad enough, the engine will stall out when you slow to a stop.


1993 subaru legacy rough idle- what could be causing it?

If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.


What could cause a 2004 Ford f-150 engine to idle rough?

If the check engine light has not come on, it is most likely a vaccume leak.