fuel pressure YAMAHA FX HO 2006 Owners Manual

2-27
E
EJU22040
Left multifunction display and
operation buttons
The left multifunction display is equipped
with the following functions.
1
Digital speedometer
2
Fuel meter
3
Hour meter/Voltmeter
4
Check engine warning indicator
5
Fuel warning indicator
6
Oil pressure warning indicator
7
Engine overheat warning indicator
The following operation buttons are on the
left side of the multifunction meter.
8
“Volt/Hour” button
9
“Speed/RPM” button
EJU22270
Digital speedometer
The digital speedometer 1
shows the
watercraft speed against water.
NOTE:@
To switch the speedometer display
between kilometers and miles, push the
“Vo l t / H o u r” button 2
for at least 1 second,
within 10 seconds after the multifunction
meter starts operating.

The “SPEED” indicator light 3
blinks
three times if miles are selected as the
display units when the multifunction meter
starts operating, or if the display units of
the meter are switched to miles.
@
E_F1X-70.book Page 27 Friday, August 26, 2005 11:00 AM

3-6
E
EJU10480
Pre-operation check points
EJU18780
Engine compartment
Ventilate the engine compar tment before
each use.
To ventilate the engine compartment
remove the rear and front seats. (See pages
2-5 and 2-6 for seat removal and installation
procedures.) Allow the engine compartment
to remain open for a few minutes to allow
any fuel vapors to escape. Also, check for
loose electrical connections.
WARNING@ Failure to ventilate the engine compart-
ment could result in fire or explosion. Do
not start the engine if there is a fuel leak
or a loose electrical connection.
@
EJU20570
Hull and deck
Check the hull and deck for cracks or
other damage. If any damage is found, have
a Yamaha dealer repair the watercraft.
EJU18020
Fuel level
Check the fuel system for leakage, cracks
or malfunctions before each use. (See page
4-11 for check points and correct proce-
dures.)
1. Remove the fuel tank filler cap to release
any pressure that might have built up in
the fuel tank.
2. Remove the rear and front seats. (See
pages 2-5 and 2-6 for seat removal and
installation procedures.)
3. Check the fuel level in the tank and
replenish if necessary. (See page 3-4 for
filling instructions.)
E_F1X-70.book Page 6 Friday, August 26, 2005 11:00 AM

5-2
E
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as possi-
ble3-4
Stale or contaminated Have serviced by
Yamaha dealer4-11
Fuel tank Water or dirt present Have serviced by
Yamaha dealer4-11
Spark plug Fouled or defective Replace 4-16
Incorrect heat range Replace 4-16
Gap incorrect Adjust 4-16
Spark plug cap Loose Connect properly 4-16
Cracked, torn, or dam-
agedReplace
—
Electrical wir-
ingLoose connection Tighten or connect
properly—
Fuel injection
systemJet nozzle clogged Have serviced by
Yamaha dealer—
Warning light or
indicator blinksFuel level Empty Refill as soon as possi-
ble3-4
Engine over-
heatedJet intake clogged Clean
5-3
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer—
Wate rcr af t slow or
loses powerYamaha
Security
SystemLow-RPM mode
selectedSelect normal mode
2-22
Cavitation Jet intake clogged Clean 5-3
Impeller damaged or
wornHave serviced by
Yamaha dealer—
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and
cool engine2-30
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
2-30
Spark plug Fouled or defective Replace 4-16
Incorrect heat range Replace 4-16
Gap incorrect Adjust 4-16
Spark plug
capsLoose Connect properly
4-16
Electrical wir-
ingLoose connection Tighten or connect
properly—
Fuel Stale or contaminated Have serviced by
Yamaha dealer4-11
Air filter Clogged Clean or replace 4-14
Oil buildup Replace 4-14 TROUBLE POSSIBLE CAUSE REMEDY PAGE
E_F1X-70.book Page 2 Friday, August 26, 2005 11:00 AM