service YAMAHA FZS 2009 User Guide

Trouble recovery
83
Engine runs irregu-
larly or stallsFuel Empty Refill as soon as pos-
sible43
Stale or contaminat-
edHave serviced by
Yamaha dealer74
Fuel tank Water or dirt present Have serviced by
Yamaha dealer74
Spark plug Fouled or defective Replace 76
Incorrect heat range Replace 76
Gap incorrect Adjust 76
Spark plug
capLoose Connect properly 76
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 blinksFuel level Empty Refill as soon as pos-
sible43
Oil pressure
warningOil pressure dropped Have serviced by
Yamaha dealer37
Engine over-
heatedJet intake clogged Clean
85
Check engine
warningFaulty sensors Have serviced by
Yamaha dealer39 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2C70E0.book Page 83 Monday, November 3, 2008 10:16 AM

Trouble recovery
84
Watercraft slow or
loses powerShift lever Not completely shift-
ed into forward posi-
tionPush lever forward
until it stops 29
Yamaha Se-
curity SystemLow-RPM mode se-
lectedSelect normal mode
33
Cavitation Jet intake clogged Clean 85
Impeller damaged or
wornHave serviced by
Yamaha dealer85
Engine over-
heat warningEngine speed reduc-
tion control activatedClean jet intake and
cool engine38
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
37
Spark plug Fouled or defective Replace 76
Incorrect heat range Replace 76
Gap incorrect Adjust 76
Spark plug
capLoose Connect properly
76
Electrical wir-
ingLoose connection Have serviced by
Yamaha dealer—
Fuel Stale or contaminat-
edHave serviced by
Yamaha dealer74
Air filter Clogged Have serviced by
Yamaha dealer74
Oil buildup Have serviced by
Yamaha dealer74 TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF2C70E0.book Page 84 Monday, November 3, 2008 10:16 AM