2003 Ford Expedition Check Engine Light Reset

If it goes off the problem is intermittent but the computer will store the code for later diagnostics.

2003 ford expedition check engine light reset.

Connect your obd ii scanner into the diagnostics port. How to reset a ford expedition s check engine soon light by richard rowe. After you have fixed the problem or completed maintenance you must use an obd reset tool to reset the check engine light. If the light stays on the fault is ongoing.

Does anybody know how to reset it. The check engine light on a ford f 250 comes on when your truck needs regular maintenance or when there is a problem with the truck. My check engine soon light is on. How do i reset it.

Turn on the ignition by pressing the start button without pressing the brake pedal. If anything goes wrong with the engine the computer will illuminate the check engine light cel. Locate the diagnostics port under the dashboard of your ford. The first step in troubleshooting the check engine light is to read the fault codes with an obd ii scanner.

A check engine light can indicate a broad spectrum of problems with your 2004 ford expedition. I recently had the displeasure of dealing with the coil issue. 2003 expedition 5 4l engine. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.

The on board diagnostic computer or obd computer throws an error code that is stored in the computer which triggers the check engine light to come on. Car is running fine. 1997 2006 expedition navigator resetting check engine light hello everyone.