Secondary HO2S Replacement

Secondary HO2S Replacement

Special Tools Required
O2 sensor socket wrench, commercially available

Front Bank (Bank 2)

1. Remove the splash shield.





2. Disconnect the front secondary HO2S 4P connector (A), then remove the front secondary HO2S (B).
3. Install the front secondary HO2S in the reverse order of removal.

Rear Bank (Bank 1)




1. Disconnect the rear secondary HO2S 4P connector (A), then remove the rear secondary HO2S (B).
2. Install the rear secondary HO2S in the reverse order of removal.