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Home >> Hyundai >> 2016 >> Elantra GT Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0L (2 Of 2) >> DTC P0620: Alternator Control Circuit >> Specification >> Signal Waveform & Data

Signal Waveform & Data

Fig 1: Screen Display - Signal Waveform Of Alternator (Idle Status)
G10753304Courtesy of HYUNDAI MOTOR AMERICA
Fig 2: Screen Display - Signal Waveform Of Alternator (Electrical Load And Head Lamp And Defrost ON)
G10753305Courtesy of HYUNDAI MOTOR AMERICA

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