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Home › Jeep › 2011 › Wrangler Rubicon, Automatic › Repair and Diagnosis › Transmission › Automatic Trans › Powertrain Control Module (Pcm) - Electrical Diagnostics - 42RLE Automatic Transmission › DTC Troubleshooting › P0605-Internal Control Module ROM › Possible Causes

Possible Causes

Possible Causes
PCM - INTERNAL ERROR

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to 42RLE - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .