weird high idle

tip

Member +
When the AC is removed there is a plug that gets disconnected behind the passenger headlight, its a grey plug, it has 2 pins on it. Get a paperclip, bend it and cut it and just bridge the 2 terminals together, this will stop the fan running all the time.

OK thankS
 

tip

Member +
intake mani wont cause high idle... its one of many things..

vac leak
TPS
ICV
sticky BOV
break in vac source from to EX/WG to inlet mani
throttle body
WG stuck open


ok thanks i'll check all of these things today
the BOV and waste gate can i just strip and clean them??
 

GP82

Member +
Also check your PCV one way valve and it's piping. These tend to go brittle and crack very easily which can cause high idle issues.
 

tip

Member +
hey guys i checked everything and still she idles high..., i think i'm going to use another ECU maybe that's it..., cause the gt wiring loom came with a a/t gearbox but the ep85 has a manual gearbox..., maybe that's the problem.
 
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