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Home >> Jeep >> 2021 >> Compass Altitude, FWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (F21-250 Gen III Automatic Transmission - Electrical Diagnostics) >> DTC Troubleshooting >> P0602-00-Control Module Programming Error/Not Programmed >> Possible Causes
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Possible Causes

Possible Causes
TCM - PROGRAMMING ERROR

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  F21-250 PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   .

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