Specifications
102
Drive unit:Propulsion system: Jet pump
Jet pump type: Axial flow, single stage
Impeller rotation: Counterclockwise
Jet thrust nozzle angle: 24+24 °
Fuel and oil: Recommended fuel: Regular unleaded gasoline
Minimum octane rating (PON): 86
Minimum octane rating (RON): 90
Recommended engine oil: YAMALUBE 4W or 4-stroke motor oil
Recommended engine oil type SAE: SAE 10W-30, 10W-40, 20W-40,
20W-50
Recommended engine oil grade API: API SG, SH, SJ, SL
Fuel tank total capacity: 70 L (18.5 US gal, 15.4 Imp.gal)
Engine oil quantity with oil filter re-
placement: 3.4 L (3.59 US qt, 2.99 Imp.qt)
Engine oil quantity without oil filter re-
placement: 3.2 L (3.38 US qt, 2.82 Imp.qt)
Engine oil total quantity: 3.7 L (3.91 US qt, 3.26 Imp.qt)
UF4N71E0.book Page 102 Thursday, August 5, 2021 11:58 AM
Trouble recovery
103
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.
EJU46272Troubleshooting chart
Confirm the possible cause and remedy, and then refer to the applicable page.
TROUBLEPOSSIBLE CAUSE REMEDYPAGE
Engine does not
start (Starter motor
does not turn over)
Ya m a h a S e - curity System
(VX DELUXE /
VX CRUISER /
VX LIMITED)Lock mode selected Select unlock mode
25
Engine shut-
off switch Clip not in place Install clip
26
Fuse Burned out Have serviced by Yamaha dealer—
Battery Run down Recharge 92 Poor terminal con-
nections Tighten as required
92
Terminal corroded Clean or replace 92
Starter motor Faulty Have serviced by Yamaha dealer—
Engine does not
start (Starter motor
turns over) Throttle lever Squeezed Release 27
RiDE lever
(VX /
VX DELUXE /
VX CRUISER /
VX LIMITED)Squeezed
Release
27
Fuel Fuel tank empty Refill as soon as pos-
sible 61
Stale or contaminat-
ed Have 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—
Fuel injec-
tion system Fuel pump faulty Have serviced by
Yamaha dealer —
UF4N71E0.book Page 103 Thursday, August 5, 2021 11:58 AM
Trouble recovery
104
Engine runs irregu-
larly or stallsFuel Fuel tank empty Refill as soon as pos-
sible61
Stale or contaminat-
ed Have 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 —
Electrical wir-
ing Loose connection Have serviced by
Yamaha dealer —
Fuel injec-
tion system Faulty or clogged in-
jectors Have serviced by
Yamaha dealer
—
Warning light or in-
dicator blinks or
comes on (VX-C /
VX) Fuel level
warning
Fuel tank empty Refill as soon as pos-
sible 61
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 42
Engine over-
heat warning Jet intake clogged Clean
106
Check en-
gine warning Faulty sensors Have serviced by
Yamaha dealer 43
Warning is dis-
played
(VX DELUXE /
VX CRUISER / VX
LIMITED) Fuel level
warning
Fuel tank empty Refill as soon as pos-
sible 61
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 51
Engine over-
heat warning Jet intake clogged Clean
106
Check en-
gine warning Faulty sensors Have serviced by
Yamaha dealer 50
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF4N71E0.book Page 104 Thursday, August 5, 2021 11:58 AM
Trouble recovery
105
Watercraft slow or
loses powerWat ercraft op-
eration mode
(VX DELUXE /
VX CRUISER /
VX LIMITED)Drive control mode
activatedDeactivate or adjust
drive control mode
36
Cavitation Jet intake clogged Clean 106 Impeller damaged or
worn Have serviced by
Yamaha dealer
106
Engine over-
heat warning Engine speed reduc-
tion control activated Clean jet intake and
cool engine
43, 50
Oil pressure
warning Engine speed reduc-
tion control activated Add oil
42, 51
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
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110
Index
A
Accessory outlet ...................................... 53
After removing the watercraft from the water ..................................................... 90
Audio control............................................ 52
Audio system (equipped models) ............ 52
B
Battery care.............................................. 92
Battery checks ......................................... 71
Battery, jumping..................................... 107
Beaching and docking the watercraft ...... 88
Bilge water check..................................... 71
Bilge water, draining ................................ 65
Bilge water, draining on land ................... 65
Bilge water, draining on water ................. 65
Boarding alone ......................................... 85
Boarding and starting off from a dock ..... 87
Boarding the watercraft ........................... 84
Boarding with passenger(s) ..................... 85
Bow eye ................................................... 56
Bow storage compartment ...................... 57
Builder’s plate ............................................ 3
C
Capsized watercraft ................................. 88
Check engine warning ............................. 43
Cleaning ................................................... 94
Cleaning the watercraft ............................ 92
Cleat ......................................................... 56
Cooling water pilot outlet ......................... 28
Cooling water pilot outlet check .............. 75
Craft Identification Number (CIN)............... 1
Cruise assist............................................. 37
Cruising limitations................................... 11
D
Display ..................................................... 45
Drive control mode................................... 36
Drive control mode screen ....................... 47
E
Emergency procedures .......................... 106
Engine break-in ........................................ 67
Engine compartment check ..................... 70
Engine idling speed check ....................... 76
Engine lock screen ................................... 49
Engine oil ................................................. 63
Engine oil and oil filter ............................ 100 Engine oil level check ............................... 71
Engine oil requirements ........................... 63
Engine overheat warning.......................... 43
Engine serial number ................................. 1
Engine shut-off cord (lanyard) check ....... 72
Engine shut-off switch ............................. 26
Engine start/stop switch
(VX / VX DELUXE / VX CRUISER /
VX LIMITED) .......................................... 26
Engine stop switch (VX-C)........................ 26
Engine unit check ..................................... 71
Enjoy your watercraft responsibly ............ 19
Equipment ................................................ 54
F
Fire extinguisher check ............................ 74
Fire extinguisher holder and cover........... 60
Fire extinguisher holder, cover, and band checks ......................................... 74
Flushing the cooling water passages....... 91
Fuel .......................................................... 61
Fuel level check........................................ 70
Fuel level meter ........................................ 42
Fuel level warning..................................... 42
Fuel requirements .................................... 61
Fuel system checks ................................. 70
G
Getting to know your watercraft .............. 77
Glossary, watercraft ................................. 20
Glove compartment ................................. 58
H
Handgrip .................................................. 55
Hazard information................................... 15
Home screen ............................................ 46
Hood check .............................................. 75
Hour meter and voltmeter ........................ 41
Hull and deck check ................................ 74
I
Identification numbers ............................... 1
Information display................................... 39
Information screen ................................... 47
J
Jet intake and impeller, cleaning............ 106
Jet intake checks ..................................... 74
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