hey guys i have a 97 prelude and its idle is fluctuating really bad it us to only do it until it warmed up now its doing it all the time i took off the iacv and clead it wit break parts cleaner and i checked all my vaccume hoses idk what i should i do next????

 

FITV...fast idle thermo valve...take off the plate and screw in the white "collar screw".......hopefully thats your fix

 

sounds like a tps.

 

https://honda-tech.com/zerothread?id=1979500

Found in the FAQs at the top of the prelude forum.

 

thanx everybody ill try it all out 2marrow

 

hey thanx everyone i tried everything and it kept doin it so i had it professionally diagnosed and its the fitv so im replacing it 2marrow