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What else can I help you with?
Why do Honda engines idle up down but doesn't when its in drive?
its the iac valve or maf sensor
Does air sensor have anything to do with shaking of the car and the rpm going up and down?
check iac.
What causes a 85 caddy throttle to increase engine speed up and down at idle?
A broken or maladjusted IAC valve.
Why does your ford ranger idle go up and down upon start up?
The IAC (idle air control) at the throttle body is usually the problem.
Why 86 Honda Prelude rev up and down?
check your idle air control unit also called an IAC motor
88 ford bronco 2 runs rough ildling up and down?
Remove, clean, replace IAC (Idle Air Control).
What is the IAC?
Idle Air Control Valve....if this breaks you car wont idle properly....the rpm will go up then down all the time when idling
1991 Acura Integra rpms go up and down?
You need to replace your IAC Valve (Idle Air Control Valve) It's located in the back of Your Intake Manifold.
What causes the rpms in a 95 Ford Crown Victoria to go up and down when idoling?
Erratic idle is usually caused by a dirty or faulty IAC (Idle air control) . This is located right at the throttle body. The IAC sometimes can be removed and cleaned (internally) with a intake manifold type cleaner, but this is not always successful.
RPM goes up on your Mazda MVP?
iac is bad need to be replace
If your car is idling high is it because you need a tune up?
iac or tps
What does it mean when a 1998 mark VIII is idle and the rpm's jump erratically up and down?
It sounds like the IAC valve which is very easy to change on the 97-98 models but first check to see if there is a vacuum leak. Hope this helps. The IAC is the Idle Air Control valve and is on top of the intake manifold driver's side.
