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

Wave Form

Fig 1: Signal Waveforms Of Front HO2S (Upper) And Heater (Lower) Idle

Courtesy of HYUNDAI MOTOR CO.

Fig 2: Signal Waveforms Of Rear HO2S (Upper) And Heater (Lower) Idle

Courtesy of HYUNDAI MOTOR CO.

Fig 3: Typical Waveforms Of Front HO2S (Upper) And Rear HO2S (Lower)

Courtesy of HYUNDAI MOTOR CO.