500r.p.m

jomista2k7

Fresh Recruit
well i have a glanza s k,dont laugh at me:drive:i want to do a project on it,does any1 no,when i start the engine up the revs go constant under 1000r.p.m to nearly cut out point but when the engine warms up theres not a bother on it:shoot:
 

Dub-Se7en

Lifer
welcome, sounds like the ecu isn't giving the engine enough revs when cold, maybe a coolant temp sensor or the idle control valve causing it.
 

10 ft man

Member +
i have had mountains of bloody problem with the idle apart from when cold it would idle high then drop, i can suggest taking out the idle control valve and giving it a clean. Its not a hard job, and you would also be able to see if the ring thing (dont know the technical name) inside the ICV is broken.
 
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