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Home >> Lincoln >> 2012 >> MKZ Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle (AISIN Aw21) >> Diagnosis And Testing >> Diagnostics >> Self Diagnosis Function >> Notes
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Self Diagnosis Function: Notes

The Transmission Control Module (TCM) monitors the communication status of each sensor, electronic component and the PCM. If any malfunctions occur, the TCM function warns the driver and stores the malfunction as a diagnosis code.