NOTE: If the warm up TWC is damaged internally, inspect the under-floor TWC for debris.
Raise the vehicle on a lift.
Remove the bolts (A).

Lower the vehicle.
Remove the A/F sensor (Sensor 1).
Remove the EGR pipe.
Remove the cover (A).

Remove the bolts (B) and the nuts (C).
Remove the WU-TWC (D).
Install the parts in the reverse order of removal with new gaskets (E).
Headlight Bulbs
When replacing, use the following bulbs.
High/Low beam headlight: 60/55 W (HB2)
NOTICE
Halogen bulbs get very hot when lit.
Oil, perspiration, or a scratch on the glass can cause
the bulb to ov ...
Cam Chain Removal
NOTE: Keep the cam chain away from magnetic fields.
Turn the crankshaft pulley so its top dead center (TDC) mark (A) lines up
with the pointer (B).
Remove the cylinder he ...
Parts and Fluids Used in Maintenance Service
The use of Honda genuine parts and fluids is recommended when maintaining and
servicing your vehicle. Honda genuine parts are manufactured according to the
same high quality standards used in Honda ...