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U0100 Diagnostic Trouble Code Discussion for April 2019

Lost Communication With ECM

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Trouble Ticket Help Requests for DTC U0100
Help Request Posted
2008 Volvo S80 T6 3.0L Cuts out, MIL Lamp on, network goes down VIN: YV1AH99238
U0100: high speed communication bus ecm cem bcm dem. I will try and keep this as short as possible. the dealer sent this one to me this vehicle will fail sometimes in 3 miles other times 63 miles. It came in with several codes several high speed network codes and dash all lit up. U00100 high speed network co...
April 11, 2019
2006 Chrysler 300 C 5.7L Cuts out, Stall VIN: 2C3LA63H16
U0100: Lost Communication With ECM/PCM. ... here is a nightmare and it has been in most of the shops in town for a year! When customer drop it of at our shop, nothing was working. The IPC has a lot communications codes so after some check over I found the ignition switch was damaged, so I put a ...
April 17, 2019