- Set the parking brake and block the wheels.
- Place the transmission in Neutral. Connect a tachometer as per the manufacturers instructions.
- Start the engine and allow it to reach normal operating temperature.
- Loosen the locknut on the idle speed adjusting screw and turn the screw to obtain the correct idle speed (see underhood specifications sticker).
- Tighten the locknut, turn the engine off and disconnect the tachometer.