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Home >> Jeep >> 2011 >> Liberty Renegade, Part Time >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Powertrain Control Module (Pcm) - Electrical Diagnostics - 42RLE Automatic Transmission >> 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 42RLE - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .

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