Signal Waveform & Data

Fig 1: Display - Engine Idle After Warm Up Screen

Courtesy of KIA MOTORS AMERICA, INC.

COM → Duty(+) Approx. 34%

Duty(-) Approx. 66%

FR → Duty(+) Approx. 58%

Duty(-) Approx. 42%

Fig 2: Display - Electrical Load Screen (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) ECM controls generation of alternator with duty from FR terminal when electrical Loads turn on.