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Idle is most likely out of whack.
If it is a Ford with fuel injection the sensor may be going out in the computer.
If it is a older model with a carburetor then it may need to be re-tuned.
Can you better describe what is happening?
It is a little vague.
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∙ 14y ago
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What effect does excessive revving have on your car engine?
Excessive revving of an engine causes overpressure in the crankcase. It causes unhealthy expansion in the pistons and the valves.
Does revving your engine damage it?
No revving your engine dosent damage it.
What is revving of engines?
Increasing the rpm (revolutions per minute) would be revving the engine.
What causes diesel to emit white-grey smoke from exhaust when starting and revving engine?
Injectors, timing, low cylinder pressure.
Why would a 1986 Toyota corolla 4ac engine tacho bounc up and down?
Becuase you're revving the engine. Becuase you're revving the engine.
What causes a lawn mower engine to constantly rev up and down?
Revving up and down is usually a symptom of a dirty air filter.
Can bad gas cause a push rod to bent?
NO it will not. Over revving engine, Rocker are adjusted to tight, Bad lifter. These are some common causes of that.
No acceleration while pressing down on accelerator?
If the engine is revving up, then the transmission is having problems. If the engine is not revving, then check the linkage from the accelerator to the throttle body.
Why is your lawn mower over revving?
The most common cause of engine revving is a dirty or clogged air filter.
How do you make a sentence with revving?
The man kept revving the car's engine as though he was a teenage boy showing off.
What causes a blown head gasket on a 7.3 Ford diesel?
The two most common causes are either an overheating issue or over revving the engine. If over heating is the cause then the head could also be warped.
What is the function of mechanical governor?
It keeps the engine from over revving.
