Idle speed problem
10-24-2007, 02:43 AM
Post: #4
High idle equals air leaking in....
The idle speed adjustment screw is under a rubber plug on the top
of the throttle body. Before adjusting this screw (to control the amount
of air bypassing the throttle butterfly) you should check :-
1. The throttle butterfly is closing fully (push it closed with your
finger while the engine is running)
2. There are no vacuum leaks in the intake manifold gaskets
3. There are no unplugged hoses to any of the tubes on the throttle
body (P/S idle-up, A/C idle-up etc)
4. There are no open holes into the intake manifold from missing
sensors

Cheers... jondee86

The reasonable man adapts himself to the world; the unreasonable one
persists in trying to adapt the world to himself. Therefore, all progress
depends on the unreasonable man.
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Messages In This Thread
Idle speed problem - Kas - 10-21-2007, 10:29 PM
[] - Kas - 10-23-2007, 11:40 PM
High idle equals air leaking in.... - jondee86 - 10-24-2007 02:43 AM
[] - Kas - 10-25-2007, 10:12 PM

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