2010 YAMAHA FX HO check engine light

Instrument operation
40
(See page 40 for information on switching the
digital speedometer display units.)
Analog tachometer
The analog tachometer shows the engine
speed.
The large inner numbers on the meter show
the engine speed × 100 rpm (r/min).
The “RPM” indicator light comes on when the
analog tachometer is selected.
To switch to the tachometer from the speed-
ometer:
Push the “Speed/RPM” button for at least 1
second after the multifunction information
center is activated. When the meter switches
to the analog tachometer function, the “RPM”
indicator light comes on.
EJU35024Information display
The information display shows watercraft op-
erating conditions.
EJU37084Digital speedometer
The digital speedometer shows the watercraft
speed against water.
By switching the display units, the speed can
be shown in kilometers per hour (km/h) or
miles per hour (mph).
TIP:
Kilometers are selected as the display units at
the Yamaha factory.
1“Speed/RPM” button
2“SPEED” indicator light
1“Speed/RPM” button
2“RPM” indicator light
2
1
1
2
1Fuel level meter
2Fuel indicator
3Hour meter/voltmeter
4Digital speedometer
5Engine overheat warning indicator
6Check engine warning indicator
7Oil pressure warning indicator
1Digital speedometer
1
UF2H71E0.book Page 40 Thursday, July 2, 2009 10:05 AM

Instrument operation
43
After the fuel tank is refilled, the warning sig-
nals will be cleared when the engine is restart-
ed.
TIP:
Push any button on the multifunction informa-
tion center to stop the buzzer.
EJU35126Oil pressure warning
If the oil pressure drops significantly, the
“WARNING” indicator light and the oil pres-
sure warning indicator blink, and the buzzer
sounds intermittently. At the same time, the
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 54 for information on checking the
engine oil level.) If the oil level is sufficient,
have a Yamaha dealer check the watercraft.
TIP:
Push any button on the multifunction informa-
tion center to stop the buzzer.
EJU37601Engine overheat warning
If the engine temperature rises significantly,
the “WARNING” indicator light and the engine
overheat warning indicator blink, and the
buzzer sounds intermittently. Then, the
“WARNING” indicator light and the engine
overheat warning indicator stop blinking and
remain on, and the buzzer sounds continu-
ously. After the light and indicator start to blinkand the buzzer sounds, the engine speed is
limited.
If the engine overheat warning is activated,
immediately reduce the engine speed, return
to shore, and then make sure that water is be-
ing discharged from the port (left) cooling wa-
ter pilot outlet while the engine is running. If
there is no discharge of water, stop the en-
gine, and then check the jet intake for clog-
ging. (See page 96 for information on the jet
intake.) NOTICE: If you cannot locate and
correct the cause of the overheating, con-
sult a Yamaha dealer. Continuing to oper-
ate at higher speeds could result in severe
engine damage.
[ECJ00041]
TIP:
Push any button on the multifunction informa-
tion center to stop the buzzer.
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Instrument operation
44
EJU35133Check engine warning
If a sensor malfunction or a short circuit is de-
tected, the “WARNING” indicator light and the
check engine warning indicator blink, and the
buzzer sounds intermittently.
If the check engine warning is activated, im-
mediately reduce the engine speed, return to
shore, and have a Yamaha dealer check the
engine.
TIP:
Push any button on the multifunction informa-
tion center to stop the buzzer.
UF2H71E0.book Page 44 Thursday, July 2, 2009 10:05 AM

Trouble recovery
94
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as pos-
sible52
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 Empty Refill as soon as pos-
sible52
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer43
Engine over-
heatedJet intake clogged Clean
96
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer44 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2H71E0.book Page 94 Thursday, July 2, 2009 10:05 AM