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Home >> Fiat >> 2013 >> 500c Pop, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> (Transmission Control Module (TCM) - Electrical Diagnostics >> Diagnosis And Testing >> P0603-Internal Control Module Keep Alive Memory (KAM) Error >> Theory Of Operation
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Theory Of Operation

The Transmission Control Module (TCM) performs basic system checks to ensure proper controller operation. This Diagnostic Trouble Code (DTC) sets if the calculated check sum in RAM is different from check sum value in EEPROM.

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