Maintenance
89
EJU43103Periodic 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 hours 50 hours
or 12
months *1 100
hours or 12
months *1 200
hours or 24
months *1
Fuel line Check fuel hoses and
clamps
√
—
Fuel filler cap/Wa-
ter separator Check O-rings for cracks
and deformation
√
—
Fuel tank Check installation and
straps
√
—
Water inlet strainer Check for clogs and dam-
age
√
—
Cooling water hos-
es Check for damage and
leakage, and check
clamps
√
—
Engine oil Replace √√ 91
Oil filter Replace √91
Intermediate hous-
ing Lubricate
√—
Spark plugs Check √√ —
Battery Check state of charge,
terminals and bands
√
—
Battery leads Check terminals √—
Steering master Check operation and for
looseness
√√
—
Steering cable Check exterior and con-
nections, and lubricate
√
—
Shift rod and re-
verse gate Check exterior and con-
nections, and lubricate
√
—
Air filter element Check for damage and
dirt
√
—
Air intake hoses Check for damage, and
check clamps
√
—
Throttle body Lubricate throttle valve √—
Exhaust system Check
for exhaust leak-
age, and check hoses and
clamps √
—
UF4S71E0.book Page 89 Wednesday, August 4, 2021 5:18 PM
Trouble recovery
96
Watercraft slow or
loses powerWatercraft
operation
modeDrive control mode
activated
Deactivate or adjust
drive control mode 33
Cavitation Jet intake clogged Clean 97 Impeller damaged or
worn Have serviced by
Yamaha dealer
97
Engine over-
heat warning Engine speed reduc-
tion control activated Clean jet intake and
cool engine
43
Oil pressure
warning Engine speed reduc-
tion control activated Add oil
43
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—
Audio system does
not activate
(equipped models) Fuse Burned out Have serviced by
Yamaha dealer —
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF4S71E0.book Page 96 Wednesday, August 4, 2021 5:18 PM
