Optima V6-2.7L (2003)
1.
Turn the ignition to the ON position.
2.
Turn the Hi-Scan Pro ON and press ENTER.
3.
Select Option "18. MS 2.7 03/04MY Zr 02 SENSOR" and press ENTER.
4.
Select Option "02. MS 2.7 03104MY Zr 02 SENSOR [ERROR]" and press ENTER.
5.
Choose the correct vehicle year for your vehicle.