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if the engine is cold the computer says I'm cold so rich up the mixture and speed up the engine via TPS. then once the engine warms up another sensor tells the computer it has warmed up and decrease the TPS signal slowing the RPM down.
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Would an idle air control valve cause a car to idle high?
Yes if it is stuck open.
How much gas does it use to turn off and restart the car?
The car doesn't use any fuel to shut it off, while cranking it only uses the same amount of fuel as it would while at idle.
Why would a car idle high when at a stop?
because the throttle linkage is suck or the carburetor is faulty
Can a bad battery cause a car to idle high?
No, that has nothing to do with idle speed.
Why would a 97 dodge Dakota accelerate on its own?
could be the throttle cable is stuck or the idle air control valve is not working causing your car to idle high so when is gear would make the car speed up
Can a fuel pump let the car from cranking but not starting?
this question makes no sense ? i assume you mean prevent the car from cranking??? if so then no. a bad fuel pump may stop the car from running or starting but it should not stop it from cranking. a bad fuel pump relay could stop the car from cranking but that would depend on the year make and model of your car.
Why does your car shift so hard into reverse?
How would you know about my car? Get literate! The friendly answer is worn engine mounts or to high idle speed.
Is it easier to crank your car in sneakers than high heels?
If your talking about hand cranking a Model T Ford, it would be best to wear shoes.
Will a lower cold cranking amp on a car battery affect the idle speed rpm Mazda 2.0 sport 2007?
No. Battery cranking amperage has nothing to do with engine idling. There are a lot of potential issues from vacuum issues to ignition.
What would cause my car to idle around 2500 rpm in 2006 Chevy cobalt I put in a new throttle body and took to dealership to relearn idle but idle is still high?
A vacuum leak could do that. Did it have a high idle before you changed the throttle body? Any codes?
Your car rpm are high even in park?
Adjust your idle.
Why does your car idle very high?
It's usually a vacuum leak.
