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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 ((Electronic Shift Module (ESM) - Electrical Diagnostics - 8HP75)) >> DTC Troubleshooting >> U0074-00-Dedicated Powertrain (D-Pt) Can Bus Off >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
CAN DPT CIRCUIT OPEN, SHORTED TO GROUND, OR SHORTED TO VOLTAGE
ELECTRONIC SHIFT MODULE (ESM)
TRANSMISSION CONTROL MODULE (TCM)

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