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Home >> Chrysler >> 2012 >> 300 Base, Trans Mfr CD 8HP45, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Transmission Control Module (TCM) - Nag1 Automatic Transmission) >> Diagnosis And Testing >> P0604-Internal Control Module Ram >> Theory Of Operation

Theory Of Operation

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The Transmission Control Module (TCM) performs various internal tests to verify proper controller operation. If the TCM detects an error with the controllers Random Access Memory (RAM), the controller will enter Limp-in mode and illuminate the MIL.

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