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

Wave Form

Fig 1: Front HO2S (Sensor 1) & Rear HO2S (Sensor 2) - Waveform Graph (Normal Waveform)

Courtesy of HYUNDAI MOTOR CO.

Fig 2: Sensor 1 & 2 - Waveform Graph (Normal Graph At Idle)

Courtesy of HYUNDAI MOTOR CO.