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Trouble recovery
91
EJU34562
Troubleshooting
If you have any trouble with your watercraft, use the troubleshooting chart to check for the
possible cause.
If you cannot find the cause, consult a Yamaha dealer.
EJU43512Troubleshooting chart
Confirm the possible cause and remedy, and then refer to the applicable page.
TROUBLE POSSIBLE CAUSE REMEDY PAGE
Engine does not
start (Starter motor
does not turn over)Ya m a h a S e -
curity SystemLock mode selected Select unlock mode
26
Engine shut-
off switchClip not in place Install clip
27
Fuse Burned out Replace fuse and
check wiring96
Battery Run down Recharge 81
Poor terminal con-
nectionsTighten as required
81
Terminal corroded Clean or replace 81
Starter motor Faulty Have serviced by
Yamaha dealer—
Engine does not
start (Starter motor
turns over)Throttle lever Squeezed Release 27
Faulty Have serviced by
Yamaha dealer—
RiDE lever Squeezed Release 27
Faulty Have serviced by
Yamaha dealer—
Fuel Fuel tank empty Refill as soon as pos-
sible50
Stale or contaminat-
edHave serviced by
Yamaha dealer—
Fuel tank Water or dirt present Have serviced by
Yamaha dealer—
Spark plug Fouled or defective Have serviced by
Yamaha dealer—
Spark plug
capNot connected or
looseHave serviced by
Yamaha dealer—
Connected to wrong
cylinderHave serviced by
Yamaha dealer—
Fuel injec-
tion systemFuel pump faulty Have serviced by
Yamaha dealer—
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Trouble recovery
92
Engine runs irregu-
larly or stallsFuel Fuel tank empty Refill as soon as pos-
sible50
Stale or contaminat-
edHave serviced by
Yamaha dealer—
Fuel tank Water or dirt present Have serviced by
Yamaha dealer—
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—
Cracked, torn, or
damagedHave serviced by
Yamaha dealer—
Electrical wir-
ingLoose connection Have serviced by
Yamaha dealer—
Fuel injec-
tion systemFaulty or clogged in-
jectorsHave serviced by
Yamaha dealer—
Warning light or in-
dicator blinks or
comes onFuel level
warningFuel tank empty Refill as soon as pos-
sible50
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer40
Engine over-
heat warningJet intake clogged Clean
94
Check en-
gine warningFaulty sensors Have serviced by
Yamaha dealer41 TROUBLE POSSIBLE CAUSE REMEDY PAGE
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Trouble recovery
93
Watercraft slow or
loses powerWatercraft
operation
modeLow RPM Mode acti-
vatedDeactivate Low RPM
Mode 35
Cavitation Jet intake clogged Clean 94
Impeller damaged or
wornHave serviced by
Yamaha dealer94
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and
cool engine40
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
40
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
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100
Index
A
After removing the watercraft from the
water ..................................................... 78
B
Battery care.............................................. 81
Battery checks ......................................... 60
Battery, jumping ....................................... 95
Beaching and docking the watercraft ...... 78
Bilge water check..................................... 60
Bilge water, draining ................................ 54
Bilge water, draining on land ................... 54
Bilge water, draining on water ................. 54
Boarding alone ......................................... 74
Boarding and starting off from a dock ..... 77
Boarding the watercraft ........................... 74
Boarding with passenger(s) ..................... 75
Bow eye ................................................... 45
Bow storage compartment ...................... 46
Builder’s plate ............................................ 2
C
Capsized watercraft ................................. 77
Check engine warning ............................. 41
Cleaning ................................................... 84
Cleaning the watercraft ............................ 81
Cleat ......................................................... 45
Cooling water pilot outlet ......................... 29
Cooling water pilot outlet check .............. 65
Craft Identification Number (CIN)............... 1
Cruising limitations................................... 11
E
Electric trim system.................................. 33
Emergency procedures ............................ 94
Engine break-in ........................................ 56
Engine compartment check ..................... 59
Engine cover, removing and installing ..... 85
Engine idling speed check ....................... 67
Engine oil ................................................. 52
Engine oil and oil filter .............................. 89
Engine oil level check............................... 60
Engine oil requirements ........................... 52
Engine overheat warning ......................... 40
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 62
Engine shut-off switch ............................. 27
Engine stop switch................................... 27Engine unit check ..................................... 60
Enjoy your watercraft responsibly ............ 19
Equipment ................................................ 43
F
Fire extinguisher check ............................ 64
Fire extinguisher holder and cover........... 48
Fire extinguisher holder, cover, and
band checks ......................................... 63
Flushing the cooling water passages....... 80
Fuel .......................................................... 50
Fuel level check........................................ 59
Fuel level meter ........................................ 39
Fuel level warning..................................... 40
Fuel requirements .................................... 50
Fuel system checks ................................. 59
Fuses, replacing ....................................... 96
G
Getting to know your watercraft .............. 68
Glossary, watercraft ................................. 20
Glove compartment ................................. 47
H
Handgrip .................................................. 44
Hazard information................................... 15
Hood check .............................................. 65
Hour meter ............................................... 41
Hull and deck check ................................ 64
I
Identification numbers ............................... 1
Information display................................... 37
J
Jet intake and impeller, cleaning.............. 94
Jet intake checks ..................................... 64
Jet thrust nozzle and reverse gate
check .................................................... 64
Jumper cables, connecting ...................... 95
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 69
Learning to operate your watercraft......... 68
Leaving the watercraft.............................. 70
Limitations on who may operate the
watercraft .............................................. 10
Long-term storage ................................... 84
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