FixVault
Home › Jeep › 2012 › Compass Limited, AWD, Standard › Repair and Diagnosis › External Pages › Different car › Section 366 (Powertrain Control Module (Pcm) - Electrical Diagnostics - 42RLE Automatic Transmission) › DTC Troubleshooting › P0604-Internal Control Module Ram › Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2012 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
PCM - INTERNAL ERROR

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

About FixVault