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U1900 Diagnostic Trouble Code Discussion for November 2007

CAN System Communication Error

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Trouble Ticket Help Requests for DTC U1900
Help Request Posted
2005 Ford F-350 Super Duty King Ranch 6.0L failure message VIN: 1FTWW31P25
U1900: Communication failure. ... Driveability is the right section for this request but this 05 SuperDuty is displaying the message TBC FAULT at the cluster as soon as the vehicle is started up. It runs fine, cluster and all systems seem to be working. Went on an extensive road test and s...
November 01, 2007