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U0100 Diagnostic Trouble Code Discussion for August 2016

Lost Communication With ECM


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Trouble Ticket Help Requests for DTC U0100
Help Request Posted
2010 Ford F-350 Super Duty Lariat 6.4L No Start VIN: 1FTWX3BR7A
U0100: Communications code. This ford truck was running fine. An aftermarket tuner/program was installed. It was stated that this programmer was plugged in and completed its download. Now the truck will not start. It has lost communications with the pcm. All other modules read and exhibi...
August 03, 2016
2006 Chrysler 300 C 5.7L Stall VIN: 2C3LA63H16
U0100: Lost Communication With ECM/PCM. ... correct an intermittant stalling condition. When driving it will sometimes hiccup but keep going. When this occurs at slow speeds it will usually stall. Immediately restarts. If you are on the highway it will stall, catch, stall, catch repeatedly over and ...
August 17, 2016