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U0101 Diagnostic Trouble Code Discussion for May 2019

Lost Communication With TCM

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Trouble Ticket Help Requests for DTC U0101
Help Request Posted
2013 Ford F-550 Super Duty XL 6.7L No Start, Stall VIN: 1FDUF5HT3D
U0101: Pats lost com with Tcm. Please read all of this before replying We have 4 of these vehicles same exact 100% issues same codes. 1 is this 2013 1 is a 2014 gas motor, 1 is a 2015 gas motor and the final is a 2018 gas motor. All different fleets but same issue. Vehicle drives for ...
May 03, 2019
2006 Chevrolet Cobalt LS 2.2L Poor Idle Quality, Surge, MIL Lamp on VIN: 1G1AK55F86
U0101: lost communication with trans controller. ... learn throttle closed and wot numbers and calibrate, so we replaced the internet model with a factory throttle body and took care of our 1516 code,went thru flow chart and led me to replace ignition switch, at which time i got the new p0443 with out s...
May 17, 2019
2006 Ford Fusion SEL 3.0L No Start VIN: 3FAHP08136
U0101: Lost communication with tcm. looking for some ideas on this one, when the car is cold it starts and drives fine.. after about 15 minutes of driving the abs light will come on followed by the wrench light, you can hear the fans come on high then the transmission goes into limp mode, wh...
May 24, 2019