KA24DE Idle problem

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2FIZZLE
Posts: 6
Joined: Mon Jul 04, 2005 2:45 pm
Car: 92 240sx Fastback

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I have a 92 240sx w/ a ka24de and I am having an idle problem. I just did a head gasket on it and i can't get the timing set because of the idle surging. I made sure that all of the vacuum lines were attached, so I'm pretty sure that it isn't a vacuum leak. What I really need to know is how to adjust the idle.


sean8564
Posts: 3735
Joined: Mon Dec 27, 2004 1:08 pm
Car: 1993 Nissan GT-R V-Spec
1991 Nissan 300ZX TT Black
1993 Nissan Silvia
1990 Nissan 240SX Coupe RB25DET

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Air idle control valve is a big problem with the KA check it to see if it is bad.Also did you do the timing chain wile you had the head off.

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EstoMax
Posts: 659
Joined: Fri Jun 25, 2004 5:50 pm
Car: 95 240SX KA-t
94 d21 xe 4x4

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sean8564 wrote:Air idle control valve is a big problem with the KA check it to see if it is bad.Also did you do the timing chain wile you had the head off.
how do u tell if its bad ? cause mine doesnt seem to change the idle at all if i turn it.

is it hard to replace as well?

2FIZZLE
Posts: 6
Joined: Mon Jul 04, 2005 2:45 pm
Car: 92 240sx Fastback

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I really juts need to know how to adjust the idle.

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Iamjohnhayes
Posts: 411
Joined: Mon Apr 25, 2005 9:42 am
Car: 89 Single Cam Hatch

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look near the rear of your intake manifold on the top section on the passanger side should be a phillips head srew on the side. Turn the screw.

2FIZZLE
Posts: 6
Joined: Mon Jul 04, 2005 2:45 pm
Car: 92 240sx Fastback

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i've tried that and it does nothing to the idle.


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