Page 28 of 102
Description
21
23
9
8
5 1
7
6
11
10
4
1Boarding platform
2Electric bilge pilot outlet
3Reboarding grip (page 40)
4Reboarding step (page 40)
5Jet thrust nozzle
6Reverse gate (page 30)
7Ride plate
8Stern drain plug (page 49)
9Stern eye (page 41)
10Speed sensor
11Intake grate
UF2R71E0.book Page 21 Monday, July 13, 2009 11:28 AM
Page 45 of 102
Instrument operation
38
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.
UF2R71E0.book Page 38 Monday, July 13, 2009 11:28 AM
Page 94 of 102

Trouble recovery
87
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as pos-
sible46
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-
sible46
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer36
Engine over-
heatedJet intake clogged Clean
89
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer38 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2R71E0.book Page 87 Monday, July 13, 2009 11:28 AM