Honda TRX420TM1 Owner's Manual page 226

14 TRX420TM1 FM1 FM2-32HR36000.book 218 ページ ２０１３年８月２７日 火曜日 午後７時３７分
If Your Engine Quits or Won't
Start
SYMPTOM: Engine starts, but runs poorly.
POSSIBLE CAUSE
high 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: Engine starts, but runs poorly or dies when
hot.
POSSIBLE CAUSE
poor or inadequate
fuel flow due to
clogged fuel filter
218
Taking Care of the Unexpected
WHAT TO DO
Check the coolant
temperature gauge and high
coolant temperature indicator.
Refer to If the High Coolant
Temperature Indicator Lights,
page 222.
See your dealer.
See your dealer.
See your dealer.
If applicable, switch to the
recommended octane petrol
(page 129) or change your
brand of petrol. If the problem
persists, see your dealer.
See your dealer.
See your dealer.
WHAT TO DO
See your dealer.
(ensure clean fuel supply)