TSX L4-2.4L (2005)
Oxygen Sensor: Service and Repair
Secondary HO2S Replacement
Secondary HO2S Replacement
Special Tools Required
O2 sensor wrench. Snap-on YA8875, SP Tools 93750, or equivalent, commercially available
1. Pull back the carpet from the floor rail under the front edge of the front passenger seat to expose the secondary HO2S 4P connector that is attached
to the floor rail.
2. Disconnect the secondary HO2S 4P connector (A), under the passenger's seat.
3. Remove the secondary HO2S (A), and the clips (B).
4. Install the secondary HO2S in the reverse order of removal.
