Catalytic Converter Inspection (KA/KC): Inspection

NOTE:  Unless otherwise indicated, illustrations used in the procedure are for 2WD.

Warm Up TWC (WU-TWC) 

1. WU-TWC - Remove
2. WU-TWC - Inspect

   Courtesy of HONDA, U.S.A., INC.

   1. Using a flashlight (A) and plug (s) (B) visually check for plugging, melting, or cracking of the catalyst. Replace the warm up TWC if any of the visible area is damaged or plugged.

3. WU-TWC - Install

   Under-Floor TWC 

4. Under-Floor TWC - Remove
5. Under-Floor TWC - Inspect

   Courtesy of HONDA, U.S.A., INC.

   1. Using a flashlight (A) and plug (B) visually check for plugging, melting, or cracking of the catalyst. Replace the under-floor TWC if any of the visible area is damaged or plugged.

6. Under-Floor TWC - Install