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Signal Waveform And Data

Courtesy of HYUNDAI MOTOR AMERICA

Fig.1) Idle Status

Courtesy of HYUNDAI MOTOR AMERICA

Fig.2) Electrical Load (Head Lamp and Defrost are ON).

Duty (+) from FR terminal is increased if electrical loads are ON (Head Lamp and Defrost are ON).

PCM controls generation of alternator with duty from FR terminal when electrical Loads turn on.