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Trouble recovery
83
Engine runs irregu-
larly or stalls
Fuel Empty Refill as soon as pos-
sible
44
Stale or contaminat-
ed
Have serviced by
Yamaha dealer
75
Fuel tank Water or dirt present Have serviced by
Yamaha dealer
75
Spark plug Fouled or defective Replace 77
Incorrect heat range Replace 77
Gap incorrect Adjust 77
Spark plug
cap
Loose Connect properly 77
Cracked, torn, or
damaged
Replace
—
Electrical wir-
ing
Loose connection Tighten or connect
properly
—
Fuel injec-
tion system
Faulty or clogged in-
jectors
Have serviced by
Yamaha dealer
—
Warning light or in-
dicator blinks
Fuel level Empty Refill as soon as pos-
sible
44
Engine over-
heated
Jet intake clogged Clean
84
Check engine
warning
Faulty sensors Have serviced by
Yamaha dealer
39
Watercraft slow or
loses power
Yamaha Se-
curity Sys-
tem (VX
Deluxe/VX
Cruiser)
Low-RPM mode se-
lected
Select normal mode
35
Cavitation Jet intake clogged Clean 84
Impeller damaged or
worn
Have serviced by
Yamaha dealer
84
Engine over-
heat warning
Engine speed reduc-
tion control activated
Clean jet intake and
cool engine
38
Oil pressure
warning
Engine speed reduc-
tion control activated
Add oil
37
Spark plug Fouled or defective Replace 77
Incorrect heat range Replace 77
Gap incorrect Adjust 77
Spark plug
caps
Loose Connect properly
77
Electrical wir-
ing
Loose connection Tighten or connect
properly
—
Fuel Stale or contaminat-
ed
Have serviced by
Yamaha dealer
75
Air filter Clogged or oil buildup Have serviced by
Yamaha dealer
76
TROUBLE POSSIBLE CAUSE REMEDY PAGE
UF1K12E0.book Page 83 Friday, July 28, 2006 10:35 AM