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U0100 Diagnostic Trouble Code Discussion for January 2016

Lost Communication With ECM


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Trouble Ticket Help Requests for DTC U0100
Help Request Posted
2012 Ram 3500 SLT 6.7L No Start VIN: 3C63D3DL3C
U0100: lost comm with ECM/PCMcode in ABS. This is a tough one. Truck came in with tranny in limp-in. We found rat deposits under the hood; looked for and found chewed wiring under TIPM. We repaired the wiring with batteries disconnected. After repairs, truck will not crank and BTSI will not activate. ...
January 14, 2016
2011 Chevrolet Express 3500 LS 6.0L No Start, Stall, MIL Lamp on VIN: 1GAZGZFG7B
U0100: Lost communication with ecmTCM. Hello everyone. Really need your experties guidance on this vehicle please. Customer drove in from the local chevy dealer and after spend 6 days there and still having a same problem as before. Cutomer states it will not crank and have to seat for 30 minutes ...
January 16, 2016
2008 Ford Explorer XLT 4.6L limp mode VIN: 1FMEU73878
U0100: lost com with pcm in tcm. Hello First of , thanks for taking the time to read my post . I have for some time been struggling with this explorer . It is a police car and has to remain in service , so I only get it on his days off . The problem is very intermittent and seems more likely ...
January 21, 2016
2008 Ford Explorer XLT 4.6L limp mode VIN: 1FMEU73878
U0100: lost com with pcm in tcm. Hello First of , thanks for taking the time to read my post . I have for some time been struggling with this explorer . It is a police car and has to remain in service , so I only get it on his days off . The problem is very intermittent and seems more likely ...
January 23, 2016