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Home >> Genesis >> 2019 >> G80 3.8, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 3.8L (3 Of 3) >> DTC P0620: Alternator Control Circuit >> DTC Information >> DTC Description

DTC Description

If the COM circuit from the alternator to the ECM (PCM) is open or shorted, the ECM (PCM) sets a P0620 DTC.

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