Some 2013-2014 Ford Focus ST vehicles equipped with a 2.0L GTDI engine may exhibit a beeping sound from the engine area during "key on engine off" operation or briefly after starting the engine. This concern is caused by the engine sound symposer re-initializing unnecessarily. 

Reprogram the PCM to the latest calibration using IDS release 91.01 or higher. Files are available at

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Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Editor

Mike received a BA degree from Youngstown State University in English Literature with a minor in Journalism in 1975.