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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 90 (2.0L - DTCS P288A To U0074) >> DTC Troubleshooting >> U0074-00 Dedicated Powertrain (D-Pt) Can Bus Off >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
POOR CONNECTION AT CAN PRIVATE/D-PT RELATED MODULE HARNESS CONNECTOR
CAN (D662) OR (D672) PRIVATE/D-PT CIRCUIT FAILURE
CAN PRIVATE/D-PT RELATED MODULE
BATTERY PACK CONTROL MODULE (BPCM)

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

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