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Trouble recovery
97
Engine runs irregu-
larly or stalls
Fuel Empty Refill as soon as pos-
sible
54
Stale or contaminat-
ed
Have serviced by
Yamaha dealer
86
Fuel tank Water or dirt present Have serviced by
Yamaha dealer
86
Spark plug Fouled or defective Replace 90
Incorrect heat range Replace 90
Gap incorrect Adjust 90
Spark plug
cap
Loose Connect properly 90
Cracked, torn, or
damaged
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
Fuel level Empty Refill as soon as pos-
sible
54
Engine over-
heated
Jet intake clogged Clean
98
Check engine
warning
Faulty sensors Have serviced by
Yamaha dealer
45
Watercraft slow or
loses power
Yamaha Se-
curity System
Low-RPM mode se-
lected
Select normal mode
39
Cavitation Jet intake clogged Clean 98
Impeller damaged or
worn
Have serviced by
Yamaha dealer
98
Engine over-
heat warning
Engine speed reduc-
tion control activated
Clean jet intake and
cool engine
44
Oil pressure
warning
Engine speed reduc-
tion control activated
Add oil
44
Spark plug Fouled or defective Replace 90
Incorrect heat range Replace 90
Gap incorrect Adjust 90
Spark plug
caps
Loose Connect properly
90
Electrical wir-
ing
Loose connection Have serviced by
Yamaha dealer
—
Fuel Stale or contaminat-
ed
Have serviced by
Yamaha dealer
86
Air filter Clogged Clean or replace 87
Oil buildup Replace 87
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF1X12E0.book Page 97 Thursday, June 14, 2007 10:24 AM
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