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how do i set the idle on a 1989 corolla 1600 engine with carburator. it won't idle after warmup period


1. The idle speed adjusting

1. The idle speed adjusting screw is a large white thumb wheel adjustment rod at the back of the carburetor at the firewall side. 2. With the vehicle at idle dribble carburetor spray down the throat of the carburetor. Check to see if the idle speed raises excessively high. 3. Spray carburetor spray at the base of the carburetor and at the throttle shafts. Check to see if the idle speed raises. 4. Check the carburetor base gasket for leaking.

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