Trouble recovery
93
Watercraft slow or
loses power
Cavitation Jet intake clogged Clean 94
Impeller damaged or
worn
Have serviced by
Yamaha dealer
94
Engine over-
heat warning
Engine speed reduc-
tion control activated
Clean jet intake and
cool engine
42
Oil pressure
warning
Engine speed reduc-
tion control activated
Add oil
42
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 Stale or contaminat-
ed
Have serviced by
Yamaha dealer
—
Air filter Clogged Have serviced by
Yamaha dealer
—
Oil buildup Have serviced by
Yamaha dealer
—
Throttle lever Faulty Have serviced by
Yamaha dealer
—
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF3Y14E0.book Page 93 Friday, June 12, 2020 10:50 AM