U0101 FORD - Lost Communication With Transmission Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

Possible causes

  • Damaged Controller Area Network (CAN) communication bus circuit

Tech notes

Check for other Powertrain Control Module (PCM) codes or PCM related symptoms. Diagnose all other PCM codes or PCM related symptoms first.

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U0101 Ford Description

The Powertrain Control Module (PCM) continuously monitors the Controller Area Network (CAN) for messages from the Transaxle Control Module (TCM). The U0101 code sets when the PCM does not receive the TCM message within the defined amount of time.
OBDII Code U0101 Ford - Lost Communication With Transmission Control Module  - AutoCodes.com

Need more help?

Get the U0101 Ford code diagnosed by a professional: Find a repair shop in your area

Related Information

U0101 FORD Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the U0101 Ford code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧