Description
25
Engine compartment
52143
9
8
6
7
10
1Engine cover
2Air filter case
3Water separator (page 31)
4Fuel tank
5Battery (page 68)
6Electrical box
7Spark plug/Ignition coil
8Removable watertight storage compart-
ment (page 55)
9Engine oil filler cap (page 60)
10Dipstick (page 60)
UF2T75E0.book  Page 25  Thursday, May 21, 2015  9:30 AM 
Maintenance
95
EJU43101Periodic maintenance chart
The periodic maintenance chart gives general guidelines for periodic maintenance. Have a
Yamaha dealer perform the checks in the following chart. However, maintenance may need
to be performed more frequently depending on your operating conditions. If you have any
questions, consult a Yamaha dealer.
This “√” mark indicates items to be checked and serviced by a Yamaha dealer.
Item OperationInitial Thereafter every
Page
10 hours50 hours 
or 12 
months 
*1100 
hours or 
12 
months 
*1200 
hours or 
24 
months 
*1
Fuel lineCheck fuel hoses and 
clamps√—
Fuel filler cap/Wa-
ter separatorCheck O-rings for cracks 
and deformation√—
Fuel tankCheck installation and 
straps√—
Water inlet strainerCheck for clogs and dam-
age√—
Cooling water hos-
esCheck for damage and 
leakage, and check 
clamps√—
Engine oilReplace√√97
Oil filterReplace√97
Intermediate hous-
ingLubricate√—
Spark plugsCheck√√—
BatteryCheck state of charge, 
terminals, bands, and 
breather hose√—
Battery leadsCheck terminals√—
Steering masterCheck operation and for 
looseness√√—
Steering cableCheck exterior and con-
nections, and lubricate√—
Electric trim rodCheck exterior and con-
nections, and lubricate√—
Shift rod and re-
verse gateCheck exterior and con-
nections, and lubricate√—
Air filter elementCheck for damage and 
dirt√—
Air intake hosesCheck for damage, and 
check clamps√
—
Throttle bodyLubricate throttle valves√—
UF2T75E0.book  Page 95  Thursday, May 21, 2015  9:30 AM 
Trouble recovery
101
Watercraft slow or 
loses powerWatercraft 
operation 
modeLow RPM Mode acti-
vatedDeactivate Low RPM 
Mode 36
Cavitation Jet intake clogged Clean 102
Impeller damaged or 
wornHave serviced by 
Yamaha dealer102
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and 
cool engine44
Oil pressure 
warningEngine speed reduc-
tion control activatedAdd oil
44
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—
Spark plug 
capNot connected or 
looseHave serviced by 
Yamaha dealer—
Electrical wir-
ingLoose connection Have serviced by 
Yamaha dealer—
Fuel Stale or contaminat-
edHave 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
UF2T75E0.book  Page 101  Thursday, May 21, 2015  9:30 AM