Third HO2S Replacement

Third HO2S Replacement

Special Tools Required
O2 sensor wrench. Snap-on YA8875, SP Tools 93750, or equivalent, commercially available

2002-2005 M/T models

NOTE: When the third HO2S is replaced, the secondary HO2S must be replaced at the same time.




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