Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Ford >> 2009 >> Escape Hybrid, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC U0401: Invalid Data Received From Engine/Powertrain Control Module (Pcm)

DTC U0401: Invalid Data Received From Engine/Powertrain Control Module (Pcm)

U0401: INVALID DATA RECEIVED FROM ENGINE/POWERTRAIN CONTROL MODULE (PCM)

Description:  The traction battery control module (TBCM) continuously monitors the controller area network (CAN) for messages from the powertrain control module (PCM). This DTC is set when the message received from the PCM is out of expected range or contains invalid data.
Possible Causes: 
  • CAN circuit
Diagnostic Aids:  Network DTC concerns occur during module-to-module communication. Refer to MODULE COMMUNICATIONS NETWORK , 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.