jeep Workshop Repair Guides

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4. Check pin connectors in PCM. Also check the 38-way connectors (2) for corrosion or damage. Repair as necessary.
5. Carefully plug the 38-way connectors (2) into PCM (1).
6. Connect negative battery cable.
7. Use a diagnostic scan tool to reprogram new PCM with vehicles original Identification Number (VIN) and original vehicle mileage. If this step is

not done, a Diagnostic Trouble Code (DTC) may be set.

Relays and Modules > Relays and Modules - Powertrain Management > Relays and Modules - Computers and Control Systems > Engine Control Module > Component Information > Service and Repair > PCM/SKREEM Programming > Page 500

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