DTC U2100 In The TRM After Ford Accessory Trailer Brake Control Kit Installation – 2021 Ford F-150

2021 Ford F-150

NHTSA ID Number: 10198606 Manufacturer Communication Number: TSB 21-2179   Summary Some 2021 F-150 vehicles may experience a diagnostics trouble code (DTC) U2100 in the trailer module (TRM) after installation of the Ford Accessory Trailer Brake Control kit. This may be due to an error in the configuration data needed to update the TRM. To correct the …

Read more