Santa Fe GLS V6-2.7L (2002)
4.
Remove the air cleaner cover and the hose attached to the throttle body as an assembly.
5.
Locate the bank 1 02 sensor (upstream) connector and disconnect it.
6.
Raise the vehicle.
7.
Locate the bank 1 02 sensor (upstream). Remove the 02 sensor using a 22 mm wrench.
8.
Install the new 02 sensor (P/N 39210-37125) and torque to 32 lb-ft.
9.
Lower the vehicle. Reconnect the disconnected 02 sensor connector. Reinstall the air cleaner assembly.