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Home >> Dodge and Ram >> 2021 >> ProMaster 2500 >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> (62TE Automatic Transmission - Electrical Diagnostics) >> DTC Troubleshooting >> P0602-Control Module Programming Error/Not Programmed >> Possible Causes
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Possible Causes

Possible Causes
PCM - PROGRAMMING ERROR

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING procedure before proceeding. Refer to  62TE - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   . 

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