Honda 2007 Civic Hatchback Owner's Manual page 447

Honda TRK (For some types)
(E)
(F)
Unscrew the valve insert (F) using
the valve remover (E). Do not place
the valve insert (F) in the sand or
dirt.
444
Taking Care of the Unexpected
(C) A valve insert can jump out, if
air remains in tyre. Be careful
in removing valve insert.
PLUG
FILLER HOSE
4. Pull the plug from the filler hose
and slide the filler hose onto the
tyre valve (C).
(C)