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Home >> Nissan-Datsun >> 2021 >> Rogue Sport SL, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 4) >> Engine (ECM) >> DTC P0643: Sensor Power Supply >> DTC Description >> Notes

DTC Description: Notes

ECM supplies a voltage of 5 V to some of the sensors systematically divided into 2 groups, respectively.

Accordingly, when a short circuit develops in a sensor power source, a malfunction may occur simultaneously in the sensors belonging to the same group as the short-circuited sensor.