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TROUBLE
Watercraft slow or
loses power
POSSIBLE CAUSE
Watercraft
Low RPM Mode acti-
operation
vated
mode
Cavitation
Jet intake clogged
Impeller damaged or
worn
Engine over-
Engine speed reduc-
heat warning
tion control activated
Oil pressure
Engine speed reduc-
warning
tion control activated
Spark plug
Fouled or defective
Incorrect heat range
Gap incorrect
Electrical wir-
Loose connection
ing
Fuel
Stale or contaminat-
ed
Incorrect octane
number
Air filter
Clogged
Oil buildup
Throttle lever
Faulty
Trouble recovery
REMEDY
Deactivate Low RPM
Mode
Clean
Have serviced by
Yamaha dealer
Clean jet intake and
cool engine
Add oil
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Use correct fuel
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
Have serviced by
Yamaha dealer
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