There are hundreds of Ford engine codes, or on-board diagnostics, but some of the more common ones encountered are P0455, P1000, P1131, P0171 and P0102. A vehicle's on-board diagnostics is its way of communicating any is... More »

There are hundreds of reasons why a Ford Windstar's check engine light comes on, but according to AAMCO, problems with the mass air flow sensor are one of the most common. This problem usually does not cause serious prob... More »

It is possible to perform a basic engine diagnostic on most modern vehicles using an On-Board Diagnostic system code reader. A code reader can read trouble codes and performance information when connected to the OBD diag... More » Vehicles Car Parts & Maintenance

Common Ford engine error codes include P0171 and P0174. If the check engine light comes on, it is typically one or both of these engine error codes that are generated. They are lean fuel condition codes that mean the eng... More » Vehicles Car Parts & Maintenance Engine

Some common on-board diagnostics, or OBD, engine trouble codes include P0420, P0171, P0401, P0174, P0442 and P0300. These codes correspond to low efficiency in the catalyst system, lean in bank 1 of the fuel trim system,... More » Vehicles Car Parts & Maintenance

Ford trouble codes are recorded inside the computer of the vehicle and allow a mechanic to troubleshoot any problems that may be occurring inside the engine. The universal term for trouble codes is referred to as "engine... More » Vehicles Car Parts & Maintenance

To identify a Ford engine, decode the engine identification tag of the engine, which is displayed in various locations depending on the engine. As of 2015, this method works for all Ford engines built after January 1964. More »