ESM Lost Communication With TCM On DPT CAN
Table of contents
U11C3 CHRYSLER Possible Causes
- Faulty Transmission Control Module (TCM)
- Transmission Control Module (TCM) harness is open or shorted
- Transmission Control Module (TCM) circuit poor electrical connection
- Faulty Electronic Shift Module (ESM)
How do I fix code U11C3 CHRYSLER?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the U11C3 CHRYSLER code
The cost of diagnosing the U11C3 CHRYSLER code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
U11C3 CHRYSLER Description
The Electronic Shift Module (ESM) communicates with other controllers on the Controller Area Network (CAN) Dedicated Powertrain (DPT) bus. If the ESM looses communication with the other modules on the CAN DPT bus, a Loss of Communication or CAN bus Off Diagnostic Trouble Code (DTC) sets. The Diagnostic Trouble Code (DTC) sets when the ESM looses communication with the Transmission Control Module (TCM) on the CAN DPT bus for more than 300ms.