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Home >> Jeep >> 2024 >> Gladiator Nighthawk, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (Electronic Shift Module (ESM) - Electrical Diagnostics) >> DTC Troubleshooting >> U11C3-00 ESM Lost Communication With TCM On D-Pt Can >> Possible Causes
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Possible Causes

Possible Causes
CAN DPT (ESHIFT) BUS CIRCUIT OPEN CIRCUIT
CAN DPT (ESHIFT) BUS CIRCUIT SHORTED TO GROUND
CAN DPT (ESHIFT) BUS CIRCUIT SHORTED TO VOLTAGE
TCM CAN DPT (ESHIFT) BUS SHORTED OR OPEN INTERNALLY
ELECTRONIC SHIFT CONTROL MODULE (ESM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to:  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   .