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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 123 ((Electronic Shift Module (ESM) - Electrical Diagnostics - 948TE)) >> DTC Troubleshooting >> U11C3-00-ESM Lost Communication With TCM On D-Pt Can >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.

Electronic Shift Module (ESM) performs various internal tests to verify proper controller operation. This Diagnostic Trouble Code (DTC) indicates that an expected message was not received from the Transmission Control Module (TCM) on the CAN D-PT BUS.

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