2021 YAMAHA VX oil pressure

Instrument operation
39
EJU44571
Multifunction information center (VX-C / VX)
The multifunction information center displays
various watercraft information.
Multifunction information center initial op-
eration
When the multifunction information center is
activated, all of the display segments come
on. After 2 seconds, the warning indicators in
the information display go off, and then the
center starts to operate normally.
Multifunction information center standby
state
If the multifunction information center does
not receive any operation input within 30 sec-
onds after the engine stops, the center will
turn off and enter a standby state. When the
engine is started again, the displays return to
their state before the center turned off, and
then the center starts to operate normally.
EJU35027Information display
The information display shows watercraft op-
erating conditions.
EJU46430Speedometer
The speedometer shows the watercraft
speed.
By switching the display units, the speed can
be shown in kilometers per hour “km/h” or
miles per hour “MPH”.
TIP:
“MPH” is selected as the display unit at the
Yamaha factory.
1 Information display
2 “WARNING” indicator light
12
1Fuel level meter
2 Shift indicator (VX)
3 Engine overheat warning indicator
4 Check engine warning indicator
5 Tachometer / hour meter / voltmeter
6 Oil pressure warning indicator
7 Fuel level warning indicator
8 Speedometer
1 Speedometer
251346
78
1
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Instrument operation
42
and have a Yamaha dealer service the water-
craft.
EJU37272Fuel level meter
The fuel level meter shows the amount of fuel
remaining in the fuel tank. The amount of re-
maining fuel is shown using four display seg-
ments, which disappear one at a time as the
fuel level decreases.
TIP:
The accuracy of the fuel level meter varies
depending on the operating conditions. Use
this function as a reference only.
EJU44711Fuel level warning
If the fuel remaining in the fuel tank drops to
about 18 L (4.8 US gal, 4.0 Imp.gal), the low-
est fuel level segment, the fuel level warning
indicator, and the “WARNING” indicator lightblink, and the buzzer sounds intermittently for
30 seconds.
If the fuel level warning is activated, refill the
fuel tank as soon as possible. (See page 62
for information on filling the fuel tank.)
After the fuel tank is refilled, the warning sig-
nals will be cleared when the engine is re-
started.
EJU43720Oil pressure warning
If the oil pressure drops significantly, the oil
pressure warning indicator, the check engine
warning indicator, and the “WARNING” indi-
cator light blink, and the buzzer sounds inter-
mittently for 30 seconds. At the same time,
the maximum engine speed is limited.
If the oil pressure warning is activated, imme-
diately reduce the engine speed, return to
shore, and then check the engine oil level.
(See page 64 for information on checking the
engine oil level.) If the oil level is sufficient,
have a Yamaha dealer check the watercraft.
1
Vo l t m et e r
1 Fuel level meter
1
1
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Instrument operation
49
Displaying the time since the last mainte-
nance (“Wellness”)
The total number of hours that the engine has
been running since the last watercraft main-
tenance can be displayed.
To reset the number of hours of operation:
Select “Reset”.
Resetting the settings (“Reset”)
The settings can be reset to their factory de-
fault settings. The items that are reset and the
default settings are as follows.
Display units: US Unit
Language: English
Trip time: 0.0
Distance traveled: 0.0
Average fuel consumption per gallon or li-
ter: 0.0
Total fuel used: 0.0
To reset the settings:
Select “Reset”.
EJU45190Engine lock screen “ ”
The engine lock screen shows the setting
screen for the Yamaha Security System in the
center display. (See page 25 for Yamaha Se-
curity System setting procedures.)
EJU46400Warning function
The multifunction information center can indi-
cate the following warnings.
Fuel level warning
Battery voltage warning
Check engine warning
Engine overheat warning
Oil pressure warning
Other warnings (communication errors, ex-
ceeding the maintenance intervals, and so
on)
To stop the buzzer when a malfunction is ac-
tivated, correct the cause of the problem and
start the engine again, or push the “OK” but-
ton of the touchpad control.
Fuel level warning
If the amount of remaining fuel is low, the low-
est fuel level segment blinks orange, “Low
Wellness
Time Since Last Maintenance 0Hrs
Reset
Reset
Reset To Factory?
Reset
1 “OK” button
1
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Instrument operation
51
TIP:
While the engine overheat warning is acti-
vated, the maximum engine speed is limit-
ed.
Push the “OK” button of the touchpad con-
trol to display a description of the warning
in the center display.
Oil pressure warning “ ”
If the oil pressure drops significantly, “ ”
and “ ” are shown in the warning bar, and
the buzzer sounds intermittently.
If the oil pressure warning is activated, imme-
diately reduce the engine speed, return to
shore, and then check the engine oil level.
(See page 64 for information on checking the
engine oil level.) If the oil level is sufficient,
have a Yamaha dealer check the watercraft.
TIP:
While the oil pressure warning is activated,
the maximum engine speed is limited.
Push the “OK” button of the touchpad con-
trol to display a description of the warning
in the center display.
Other warnings (communication errors,
exceeding the maintenance intervals, and
so on) “ ”
If any other malfunction is detected or if the
engine has been operated for more than 50
hours since the last maintenance, the warn-
ing bar is shown instead of the tachometer
value display, “ ” is shown, and the buzz-
er sounds intermittently. If a warning is activated, have the watercraft
serviced by a Yamaha dealer as soon as pos-
sible.
TIP:
Push the “OK” button of the touchpad control
to display a description of the warning in the
center display.
UF4N70E0.book Page 51 Tuesday, October 6, 2020 5:13 PM

Trouble recovery
105
Engine runs irregu-
larly or stallsFuel Fuel tank empty Refill as soon as pos-
sible62
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 62
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 42
Engine over-
heat warning Jet intake clogged Clean
107
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 62
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 51
Engine over-
heat warning Jet intake clogged Clean
107
Check en-
gine warning Faulty sensors Have serviced by
Yamaha dealer 50
TROUBLE POSSIBLE CAUSE REMEDY PAGE
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Trouble recovery
106
Watercraft slow or
loses powerWatercraft op-
eration mode
(VX DELUXE /
VX CRUISER /
VX LIMITED)Drive control mode
activatedDeactivate or adjust
drive control mode
36
Cavitation Jet intake clogged Clean 107
Impeller damaged or
worn Have serviced by
Yamaha dealer
107
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 REMEDYPAGE
UF4N70E0.book Page 106 Tuesday, October 6, 2020 5:13 PM

Index
112
Jet thrust nozzle and reverse gate check (VX / VX DELUXE / VX CRUISER /
VX LIMITED).......................................... 76
Jumper cables, connecting.................... 108
L
Labels, important ....................................... 4
Labels, other .............................................. 8
Labels, warning .......................................... 5
Launching the watercraft ......................... 79
Learning to operate your watercraft ........ 78
Leaving the watercraft ............................. 81
Limitations on who may operate the watercraft.............................................. 10
Long-term storage ................................... 95
Lubrication ............................................... 95
M
Main components, location of ................. 21
Maintenance ............................................ 98
Manufactured date label ............................ 2
Model information ...................................... 3
Multifunction information center check ... 77
Multifunction information center (VX DELUXE / VX CRUISER /
VX LIMITED).......................................... 44
Multifunction information center (VX-C / VX) ............................................ 39
N
No-wake mode ........................................ 35
O
Oil pressure warning ................................ 42
Operating in weeded areas ...................... 90
Operating the watercraft .......................... 81
Operating the watercraft in reverse or neutral (VX / VX DELUXE /
VX CRUISER / VX LIMITED) ................. 84
Operating your watercraft ........................ 78
Operation buttons .................................... 45
Operation requirements ........................... 12
P
Periodic maintenance chart ..................... 99
Post-launch checks ................................. 76
Post-operation care ................................. 92
Pre-launch checks ................................... 71
Pre-operation check points ..................... 71
Pre-operation checklist ............................ 69 Primary Identification (PRI-ID) number....... 1
Pull-up cleats (VX CRUISER /
VX LIMITED) .......................................... 57
R
Raising the reverse gate (VX / VX DELUXE / VX CRUISER /
VX LIMITED) ........................................ 108
Reboarding grip ....................................... 55
Reboarding step (VX / VX DELUXE /
VX CRUISER / VX LIMITED).................. 55
Recommended equipment ...................... 14
Reverse assist .......................................... 33
RiDE lever checks (VX / VX DELUXE / VX CRUISER / VX LIMITED).................. 73
RiDE lever (VX / VX DELUXE / VX CRUISER / VX LIMITED).................. 28
Riding position ......................................... 79
Rustproofing ............................................ 96
S
Safe boating rules .................................... 18
Safety equipment check .......................... 75
Seat storage compartment ...................... 59
Seats ........................................................ 54
Setting menu screen ................................ 47
Shift indicator (VX).................................... 41
Shift system check (VX / VX DELUXE /
VX CRUISER / VX LIMITED).................. 77
Shift system (VX / VX DELUXE / VX CRUISER / VX LIMITED).................. 30
Speedometer ........................................... 39
Start switch (VX-C) ................................... 27
Starting off ............................................... 88
Starting off from a trailer .......................... 88
Starting the engine on water .................... 79
Steering system ....................................... 28
Steering system checks ........................... 72
Stern drain plug checks ........................... 76
Stern eyes ................................................ 56
Stopping the engine ................................. 80
Stopping the watercraft ........................... 84
Storage compartment checks.................. 75
Storage compartments ............................ 57
Submerged watercraft ........................... 109
Switch checks .......................................... 74
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