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Home >> Ford >> 2010 >> Fusion Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts And Descriptions (Hybrid) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC U0101: Lost Communication With Transaxle Control Module (TCM)
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DTC U0101: Lost Communication With Transaxle Control Module (TCM)

U0101 - LOST COMMUNICATION WITH TRANSAXLE CONTROL MODULE (TCM)

Description:  The powertrain control module (PCM) continuously monitors controller area network (CAN) for messages from the TCM. This DTC sets when the PCM does not receive the TCM message within the defined amount of time.
Possible Causes: 
  • CAN circuit
Diagnostic Aids:  Network DTC concerns occur during module-to-module communication. Refer to the MODULE COMMUNICATIONS NETWORK -- FUSION, MILAN & MKZ , Communication Network DTC Chart to continue diagnosis.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All Refer to the Description, Possible Causes and Diagnostic Aids for the DTC in table