How do I adjust the idle on an SR20DET?

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pumpiniron
Posts: 128
Joined: Thu Jul 13, 2006 9:31 am
Car: 1990 Nissan Sileighty SR20DET
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I already did a search for it and couldn't find it so don't bother telling me to search. I'm curious how I adjust the idle on an SR20DET redtop. I don't know if it's on the throttle body or somewhere else.


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SRraider
Posts: 32
Joined: Sun Jul 09, 2006 8:20 pm
Car: 92 240sx coupe w/ SR20DEt swap, 02 chevy camaro
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It's on you idle air control valve thats on your intake manifold. You'll see a screw on top of it that you can adjust the idle with.

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jr_ss
Posts: 1681
Joined: Sat Nov 26, 2005 8:03 am
Car: 95' S14

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To add to SRraider's post, turning the screw CW will slow or lower the rpm's at which the engine will idle. Turning the screw CCW will speed-up or raise the rpms at with the engine will idle.

CW= clockwise; CCW= counter clockwise

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onecrazyfoo4u
Posts: 963
Joined: Fri Jun 23, 2006 6:03 pm
Car: 03 Type S

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The IACV is on the back of the intake manifold, inbetween the firewall and intake, correct? How do you reach in there to adjust it, or even take it off to clean it? Looks like it'd be a pain.


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