1. Pull back the rubber boot from the throttle cable (where the cable goes into the throttle housing on the handlebars)

2. Loosen the nut on the threaded part of the cable.

3. Put your quad in neutral and let it idle

4. Twist the threaded part of the cable left (like you are loosening it) until you hear the engine idle up. Turn the threaded part of the cable right just until the engine returns down to its normal ide.

5. Tighten the nut on the treaded part of the cable.

6. Pull the rubber boot back into place.