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Home >> Dodge and Ram >> 2012 >> Journey SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 ((Powertrain Control Module (Pcm) - Electrical Diagnostics - 62TE Automatic Transmission)) >> DTC Troubleshooting >> P0604-Internal Control Module Ram >> Diagnostic Test

Diagnostic Test

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  1. PCM - INTERNAL ERROR 

    If there are no possible causes remaining, view repair.

    Repair 

    • Using the schematics as a guide, check the Powertrain Control Module (PCM) terminals for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. Check for Service Information Tune-ups or Service Bulletins for any possible causes that may apply. If no problems are found, replace and program the PCM per the Service Information. With the scan tool, perform QUICK LEARN.
    • Refer to STANDARD PROCEDURE  and perform the 62TE VERIFICATION TEST .
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