Secondary HO2S Replacement

Secondary HO2S Replacement

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

NOTE: The secondary HO2S and the third HO2S must be replaced together (D17A6 engine except '01 model)







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