2003 kia vibrates after warmed up

Asked by Sable_19252 Jul 22, 2014 at 03:54 PM about the Kia Rio

Question type: Maintenance & Repair

car 2003 rio seems ok cold and rpm 1000, after warming up vibrates and rpm around  650

3 Answers
103,735

Reelin68 answered 10 years ago

Try cleaning your idle air control valve. Here's a short how to video: http://www.youtube.com/watch?v=jgbTdyeaWbM

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Sable_19252 answered 10 years ago

I replaced IAC, maf. even had a garage do test for leaks. changed plugs, wires etc. it's ok when cold but vibrates when warmed up

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103,735

Reelin68 answered 10 years ago

Try replacing the ambient air temp sensor. I know that it relays info to the computer which regulates idle.........

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