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Home >> Jeep >> 2010 >> Commander Limited, RWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Powertrain Control Module (Pcm) - Electrical Diagnostics - 545RFE Automatic Transmission >> DTC Troubleshooting >> P0602-Control Module Programming Error/Not Programmed >> Possible Causes

Possible Causes

Possible Causes 
PCM - PROGRAMMING ERROR

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  . 

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