Signal Waveform & Data

Fig 1: Generator Waveforms - Engine Idle after Warm Up

Courtesy of KIA MOTORS AMERICA, INC.

COM → Duty(+) Approx. 34%

Duty(-) Approx. 66%,

FR → Duty(+) Approx. 58%

Duty(-) Approx. 42%

Fig 2: Generator Waveforms - Electrical Load (Engine Idle After Warm Up)

Courtesy of KIA MOTORS AMERICA, INC.

COM → Duty(+) Approx. 34%

Duty(-) Approx. 66%,

FR → Duty(+) Approx. 96%

Duty(-) Approx. 4%

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.