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Home >> Hyundai >> 2020 >> Santa Fe SE, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.4L (1 Of 3) >> Component Location And Function >> Component Location >> Main Relay
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Main Relay

G13184377Courtesy of HYUNDAI MOTOR AMERICA

The PCM provides ground to one side of the coil of the main relay and the other side is connected to the battery. The PCM monitors battery voltage and the voltage after the engine control relay.