July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Signal Waveform & Data

Fig 1: Screen Display - Normal Waveforms Of COM, FR Terminal Of Alternator At Idle

Courtesy of HYUNDAI MOTOR AMERICA

Fig 2: Screen Display - Normal Waveforms Of COM, FR Terminal Of Alternator Under High Electronic Load Condition

Courtesy of HYUNDAI MOTOR AMERICA

When the electronic load (head lamp, room lamp) is applied, the duty (+) value of the FR line is increased.