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Taking Care of the Unexpected
252
If Your Engine Quits or Won’t
Start
SYMPTOM: Engine starts, but runs poorly.
POSSIBLE CAUSE WHAT TO DO
high coolant
temperature
Check the high coolant
temperature indicator. Refer
to
If the High Coolant
Temperature Indicator Lights
,
page 261.
runs erratically, misfires May damage catalytic
converter. 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 160) or change your
brand of gasoline. If the
problem persists, see your
dealer.
afterfires (backfires) May damage catalytic
converter. See your dealer.
pre-ignition (runs on
after ignition switched
OFF)
May damage catalytic
converter. 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)
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