Where is the idle adjust screw on a 1994 Toyota 4Runner?

The idle adjust screw on a 1994 Toyota 4Runner is located on the throttle body. To access it, you will need to remove the air cleaner housing. The idle adjust screw is a small, slotted screw that is located on the side of the throttle body. It is usually covered by a plastic cap. Once you have removed the cap, you can use a screwdriver to adjust the idle speed.