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Taking Care of the Unexpected
208
If Your Engine Quits or Won’t
Start
SYMPTOM: Engine starts, but runs poorly.
POSSIBLE CAUSE WHAT TO DO
high coolant
temperature
Check the coolant
temperature gauge and high
coolant temperature indicator.
Refer to If the High Coolant
Temperature Indicator Lights,
page 218.
runs erratically, misfires See your dealer.
blubbers (rich fuel
mixture)
See your dealer.
sooty exhaust (rich fuel
mixture)
See your dealer.
detonates or pings
under load
If applicable, switch to the
recommended octane gasoline
(page 123) or change your
brand of gasoline. If the
problem persists, see your
dealer.
afterburn (backfires) See your dealer.
pre-ignition (runs on
after ignition switched
OFF)
See your dealer.
SYMPTOM: Engine starts, but runs poorly or dies when
hot.
POSSIBLE CAUSE WHAT TO DO
poor or inadequate
fuel flow due to
clogged fuel filter
See your dealer.
(ensure clean fuel supply)
19 TRX420FA5 FA6-31HR7640.book Page 208 Tuesday, May 29, 2018 10:11 AM
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