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 powerCavitation 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 engine2-24
Oil pressure
warningEngine speed reduc-
tion control activatedAdd oil
2-23
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_F1Y-70.book Page 2 Friday, August 26, 2005 9:47 AM
6-1
E
EJU01125
Index
A
Adjusting the fuel injection system ........ 4-23
Analog speedometer/tachometer .......... 2-17
Analog speedometer/tachometer
and indicator lights ................................ 2-17
Approval label of Emission control
certificate ................................................. 1-4
B
Battery ............................................ 3-10, 4-5
Beaching the watercraft ........................ 3-34
Beverage holder .................................... 2-27
Bilge ........................................................ 3-9
Boarding alone ...................................... 3-26
Boarding and starting in deep water ..... 3-26
Boarding with passengers ..................... 3-27
Bow down.............................................. 2-14
Bow up .................................................. 2-14
Builder’s plate.......................................... 1-3
C
Capsized watercraft .............................. 3-29
Changing the engine oil ........................ 4-12
Check engine warning indicator ............ 2-22
Checking the air filter element............... 4-14
Checking the trolling speed ................... 4-23
Cleaning and adjusting the
spark plugs ............................................ 4-16
Cleaning the jet intake and impeller ........ 5-3
Cleaning the watercraft ........................... 4-6
Connecting the jumper cables................. 5-6
Cooling water pilot outlet ................ 2-9, 3-16
Cruising limitations ................................ 1-13
D
Digital speedometer .............................. 2-20
Docking the watercraft .......................... 3-34
E
Emergency procedures ........................... 5-3
Emission control information
(For Canada only) ................................... 1-4
Engine break-in ..................................... 3-17
Engine compartment ............................... 3-6Engine oil ................................................ 3-3
Engine oil level ........................................ 3-7
Engine overheat warning indicator ........ 2-24
Engine serial number .............................. 1-2
Engine shut-off cord (lanyard) ............... 3-15
Engine shut-off switch ............................. 2-8
Engine stop switch .................................. 2-7
Enjoy your watercraft responsibly ......... 1-20
F
Filling the fuel tank .................................. 3-4
Fire extinguisher .................................... 3-11
Flushing the cooling system .................... 4-1
Front seat ................................................ 2-6
Front storage compartment ................... 2-25
Fuel and oil.............................................. 3-1
Fuel level ................................................. 3-6
Fuel meter ............................................. 2-21
Fuel system ............................................. 4-4
Fuel tank ............................................... 4-11
Fuel tank filler cap ................................... 2-7
Fuel warning indicator ........................... 2-22
G
Gasohol ................................................... 3-2
Gasoline .................................................. 3-1
Getting to know your watercraft ............ 3-22
Glove compartment ............................... 2-26
H
Handgrip ................................................ 2-15
Hazard information ................................ 1-17
Hood........................................................ 2-7
Hour meter/Voltmeter ............................ 2-21
Hull and deck .......................................... 3-6
Hull Identification Number (HIN).............. 1-2
I
Identification numbers ............................. 1-1
Important labels ....................................... 1-5
Inspecting and adjusting the
throttle cable.......................................... 4-15
Inspecting the battery ............................ 4-21
Inspecting the fuel system ..................... 4-11
Inspecting the jet thrust nozzle angle .... 4-15
Inspecting the shift cable ....................... 4-15
E_F1Y-70.book Page 1 Friday, August 26, 2005 9:47 AM
