U0101 Code Explained: Lost Communication With TCM (How to FIX it!)
6:27
YouTube8020 Automotive
U0101 Code Explained: Lost Communication With TCM (How to FIX it!)
In this video, Jake breaks down fault code U0101 (Lost Communication With TCM) by explaining what it means, how the PCM/ECM, TCM, BCM, ABS and other modules communicate over the vehicle network (usually CAN), and why losing one module can trigger shifting issues and multiple warning lights. He covers the symptoms you’ll see and the broad ...
16.1K views2 months ago
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