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idle question


toolhead
03-25-2007, 09:28 PM
Every time i start my car. weather its cold or warmed up the idle jumps around and feels like it wants to stall. then when i drive it down the street and stop it idles fine. is there a way to adjust the idle? or is it suppose to be like that?

G_Bo32
03-25-2007, 09:39 PM
Every time i start my car. weather its cold or warmed up the idle jumps around and feels like it wants to stall. then when i drive it down the street and stop it idles fine. is there a way to adjust the idle? or is it suppose to be like that?

My 3000GT Does the same thing.. Kinda curious about it myself

Stealthee
03-25-2007, 10:01 PM
IAC probly needs cleaned.

G_Bo32
03-25-2007, 10:02 PM
IAC probly needs cleaned.Unabreviated please :(

Stealthee
03-25-2007, 10:05 PM
idle air controller. Search on Stealth316.com and it has good directions for taking it out and cleaning it.

Linebckr49
03-25-2007, 11:46 PM
also search this forum, as this question has been asked several times before.

there is a motor on the throttle body that lets air bypass the throttle body to control the idle under different conditions. this motor is called the IAC aka ISC (idle air controller/idle stepper controller).

G_Bo32
03-26-2007, 02:33 AM
also search this forum, as this question has been asked several times before.

there is a motor on the throttle body that lets air bypass the throttle body to control the idle under different conditions. this motor is called the IAC aka ISC (idle air controller/idle stepper controller).What if your engine idles at high revs.. (2.5k) roughly.

Stealthee
03-26-2007, 06:39 AM
Still could be IAC issue.

Linebckr49
03-26-2007, 05:49 PM
What if your engine idles at high revs.. (2.5k) roughly.

could be a LOT of things, but IAC is the main thing. as i said, do a search and you'll find out what else it could be.

G_Bo32
03-26-2007, 10:15 PM
could be a LOT of things, but IAC is the main thing. as i said, do a search and you'll find out what else it could be.What's the normal rpm's 3kgt's idle at?

Igovert500
03-26-2007, 11:16 PM
700

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