Signal Waveform & 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) ECM/PCM controls generation of alternator with duty from FR terminal when electrical Loads turn on