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Home >> Hyundai >> 2021 >> Palisade Calligraphy, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 9) >> Component (Location) And Function >> Component Location >> ECM (Integrated ECM) >> Engine Control Module (ECM)
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Engine Control Module (ECM)

G14460404Courtesy of HYUNDAI MOTOR AMERICA

Engine Control Module (ECM) malfunctions are detected by using a checksum technique for verifying data. The digital data is composed of zero and ones. A checksum is the total of all ones in a string of data. By comparing the checksum value with a stored value, a malfunction can be detected.

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