answersLogoWhite

0


Best Answer

there is a little CPU chip which is smaller than your hand, the CPU chip is a computer it revs the car to warm up the engine, if you live in a cold place that is most likely cause

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why does the engine rev on its own when the engine is running?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Do constant high speeds damage the engine?

no not sincerely, if you are running the rev limiter than yes and quickly.


Who can you tell if you need a motor mount?

you can look at the mount from below see if the is any obvious damage. with the engine running rev the engine and see if the engine move excessively.


What is the noise you hear when you press on the accelerater?

If the engine running you hear the engine rev up. Describe noise, is it when in park or when driving? Does it hurt the performance of the vehicle?


Why does lawn mower engine power fluctuate?

If you mean the engine will rev up and down as it is running, it has been my experience that a dirty air filter is a cause of the fluctuation.


What rhymes with Dev?

Rev Like to rev an engine


What causes an engine rev up and go on its own?

it might men that your gas intake lever is sticky or rusted


What do you do if there is blow by in your valve covers?

dont rev the engine to much dont rev the engine to much


When do you need to rev the engine during auto repair?

you should never rev your engine when you start your car it sometimes takes the oil pump time to pump oil up into the engine heads if you rev it too much your engine could suck a valve or blow a lifter.


How do you disable the rev limiter on a 2004 dodge neon?

The engine computer is the rev limiter. You would need a devise capable of reprogramming the engine computer.


What is an Engine Rev?

1 one complete turn or revolution of the crankshaft 2 when a person steps sharply on the throttle causing the engine to "rev" momentarily


How do you spell rev your engine?

That is the correct spelling of "rev your engine" -- a slang term meaning to speed up the engine (increase the revolutions of the cylinders about the engine shaft).The similar term (although possibly more extreme) is to "gun the engine."


What is mean REV?

REV can mean many things depending on how it is used. Reverend is a religious title as in "Rev. King" Revving an engine is to increase the engine speed. "rev it up for a minute" Revision is a change to an item or document. "Document 1, Rev 1.3" Revolution refers to one rotation of a thing or insurrection.