Sonata V6-2.7L (2004)
4.
Turn the ignition to the ON position.
5.
Turn the Hi-Scan Pro ON and press ENTER.
6.
Select option "43. EF 2.7 03/04 MY Zr 02 SENSOR." and press ENTER.
7.
Select option "01. EF 2.7 03/04 MY Zr 02 SENSOR. [AUTO]" and press ENTER.
8.
Enter "1229" as the password for automatic update mode and press ENTER.