LEMON Manuals: Even more car manuals for everyone
Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC U0402: Invalid Data Received From TCM

DTC U0402: Invalid Data Received From TCM

WARNING: This page is about a different variant/trim than selected.
U0402: INVALID DATA RECEIVED FROM TCM

Description:  The traction battery control module (TBCM) continuously monitors the controller area network (CAN) for messages from the transaxle control module (TCM). This DTC is set when the message received from the TCM 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.