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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1385 (948TE Automatic Transmission - DTCS P0219-00 To P1B13-00) >> DTC Troubleshooting >> P0634-00 - Control Module Internal Temperature 1 Too High >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.

The purpose of the diagnostic is to detect an over temperature condition of the Transmission Control Module (TCM) in order to enable a self protection mode to avoid TCM hardware damage.

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