Page 29 of 104
Description
22
24
11
10
9
8 7 1
3
5
13
12
6
1Boarding platform
2Electric bilge pilot outlet
3Reboarding grip (page 41)
4Cleat
5Handgrip (page 41)
6Reboarding step (page 41)
7Jet thrust nozzle
8Reverse gate (page 31)
9Ride plate
10Stern drain plug (page 51)
11Stern eye (page 42)
12Speed sensor13Intake grate
UF2C71E0.book Page 22 Friday, July 10, 2009 1:31 PM
Page 46 of 104
Instrument operation
39
EJU37311Check 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 the “Hour Volt” button to stop the buzz-
er.
UF2C71E0.book Page 39 Friday, July 10, 2009 1:31 PM
Page 96 of 104

Trouble recovery
89
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as pos-
sible48
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-
sible48
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer37
Engine over-
heatedJet intake clogged Clean
91
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer39 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2C71E0.book Page 89 Friday, July 10, 2009 1:31 PM