Honda TRX680FA2011 Owner's Manual page 193

If Your Engine Quits or Won't Start
SYMPTOM:
POSSIBLE CAUSE
high oil/coolant
temperature
runs erratically,
misfires
blubbers (rich fuel
mixture)
sooty exhaust (rich
fuel mixture)
detonates or pings
under load
afterfires (backfires)
pre-ignition (runs on
after ignition
switched OFF)
SYMPTOM:
POSSIBLE CAUSE
poor or inadequate
fuel flow due to
clogged fuel filter
186
Taking Care of the Unexpected
Engine starts, but runs poorly.
Check the high oil/coolant
temperature indicator. Refer to
the High Oil/ Coolant
T emperature Indicator Lights,
page
See your Honda dealer.
See your Honda dealer.
See your Honda dealer.
If applicable, switch to the
recommended octane gasoline
(page
gasoline. If the problem persists, see
your Honda dealer.
See your Honda dealer.
See your Honda dealer.
Engine starts, but runs poorly or dies when hot.
See your Honda dealer.
(ensure clean fuel supply)
WHAT TO DO
193 .
111 ) or change your brand of
WHAT TO DO
If