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Home >> Dodge and Ram >> 2013 >> Durango R/T, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 170 ((Transmission Control Module (TCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> U1401-Implausible Engine Speed Signal Received >> Theory Of Operation
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Theory Of Operation

WARNING: This page is about a different car, the 2012 Dodge Caliber. However, it is still accessible from the selected car via links, so may be relevant.

The Transmission Control Module (TCM) receives Engine rpm over the CAN Bus.

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