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Trouble recovery
98
Engine runs irregu-
larly or stalls
Fuel Fuel tank empty Refill as soon as pos-
sible
55
Stale or contaminat-
ed
Have serviced by
Yamaha dealer
—
Fuel tank Water or dirt present Have serviced by
Yamaha dealer
—
Spark plug Fouled or defective Have serviced by
Yamaha dealer
—
Incorrect heat range Have serviced by
Yamaha dealer
—
Gap incorrect Have serviced by
Yamaha dealer
—
Electrical wir-
ing
Loose connection Have serviced by
Yamaha dealer
—
Fuel injec-
tion system
Faulty or clogged in-
jectors
Have serviced by
Yamaha dealer
—
Warning light or in-
dicator blinks or
comes on
Fuel level
warning
Fuel tank empty Refill as soon as pos-
sible
55
Oil pressure
warning
Oil pressure dropped Have serviced by
Yamaha dealer
45
Engine over-
heat warning
Jet intake clogged Clean
100
Check en-
gine warning
Faulty sensors Have serviced by
Yamaha dealer
46
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF4G14E0.book Page 98 Wednesday, July 10, 2019 11:14 AM
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