U0101 (TBCM) - Lost Communication With Transaxle Control Module (TCM)
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
U0101 (TBCM) - LOST COMMUNICATION WITH TRANSAXLE CONTROL MODULE (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 TBCM does not receive the TCM message within the defined amount of time. | ||
| Possible Causes: |
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| Diagnostic Aids: | Check for other TCM DTCs or TCM related symptoms. Diagnose all other TCM DTCs or TCM related symptoms first. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST QA . | ||