U0101 — Lost Communication With TCM
Network (CAN bus, communication)
Lost Communication With TCM
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Can I drive with U0101?
Drive as little as possible and book an inspection promptly.
Frequently asked questions
What does fault code U0101 mean?
U0101 means Lost Communication With TCM.
Can I keep driving with U0101?
Drive as little as possible and book an inspection promptly.
Related fault codes
Get a full diagnosis for U0101 with AutoUncover.