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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Hybrid Control Processor Module (HCP) - DTCS P0602-00 To P062C-00) >> DTC Troubleshooting >> P0602-00 Control Module Programming Error/Not Programmed >> 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
HYBRID CONTROL PROCESSOR (HCP) NOT PROGRAMMED
POWER INVERTER MODULE (PIM)

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

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