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Home >> Genesis >> 2021 >> GV80 3.5T Advanced+ >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transaxle System Diagnosis >> Component (Location) And Function >> Component Function >> TCM
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Component Function: TCM

The TCM randomly monitors memory checksum by performing a self-test. These tests are implemented to verify that all of the vehicle software operational calculations are operating properly. If the test fails due to incorrect checksum, the TCM determines there is a checksum value error.

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