October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Under-Floor TWC Removal/Installation

Raise the vehicle on a lift.
Remove secondary HO2S (Sensor 2) (see A/F SENSOR REPLACEMENT ).
Remove the nuts (A) and the bolts (B).

Fig 1: Under-Floor TWC, Cover, Nuts And Bolts With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the under-floor TWC (C).
Remove the cover (D).
Install the parts in the reverse order of removal with new gaskets (E).