Gasoline Engines
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2003 Lincoln Navigator, 2003 Lincoln Blackwood, 2003 Lincoln Aviator, 2003 Ford Windstar, and 2003 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
Idle speed is controlled by PCM and is not adjustable. If engine idle concerns are present, check PCM for DTCs. See appropriate SELF-DIAGNOSTICS article. If no DTCs are present, perform symptom tests in appropriate TROUBLE SHOOTING - NO CODES article.