LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2011 >> Liberty Limited, 4WD, Part Time >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> (Transmission Control Module (TCM) - Electrical Diagnostics) >> DTC Troubleshooting >> P0604-Internal Control Module Ram >> Diagnostic Test
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Diagnostic Test

  1. TRANSMISSION CONTROL MODULE 

    Repair 

    • Using the schematics as a guide, check the Transmission Control Module (TCM) terminals for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace the TCM in accordance with the Service Information.
    • Perform NAG1 TRANSMISSION VERIFICATION TEST. Refer to Standard Procedure .