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130 Taking Care of the Unexpected
Taking Care of the Unexpected
SYMPTOM: Engine starts, but runs poorly. (cont’d)
POSSIBLE CAUSE WHAT TO DO
sooty exhaust (rich fuel
mixture)
See your dealer.
detonates or pings under load If applicable, switch to the recommended octane gasoline
(page 54) or change your brand of gasoline. If the problem
persists, see your dealer.
afterfires (backfires) See your dealer.
pre-ignition (runs on after
ignition switched OFF)
See your dealer.
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