Secondary HO2S Replacement

Special Tools Required 

O2 sensor wrench, Snap-on YA8875, or SWR2, or equivalent, commercially available

1. Remove the center console (see CENTER CONSOLE REMOVAL/INSTALLATION ), and the rear heater upper duct.
2. Disconnect the secondary HO2S connector (A).
   Fig 1: Identifying Secondary HO2S Connector

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
3. Remove the secondary HO2S (A).
   Fig 2: Secondary HO2S Connector With Torque Specification

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
4. Install the parts in the reverse order of removal.