Trouble recovery
93
Engine runs irregu-
larly or stalls
Fuel
Empty
Refill as soon as pos-
sible
Stale or contaminat-
ed
Have 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
cap
Not connected or
loose
Have serviced by
Yamaha dealer
—
Cracked, torn, or
damaged
Have serviced by
Yamaha dealer
—
Electrical wir-
ing
Loose connection
Have serviced by
Yamaha dealer
—
Fuel injec-
tion system
Faulty or clogged in-
jectors
Have serviced by
Yamaha dealer
—
Warning light or in-
dicator blinks or
comes on
Fuel level
Empty
Refill as soon as pos-
sible
Oil pressure
warning
Oil pressure dropped
Have serviced by
Yamaha dealer
Engine over-
heated
Jet intake clogged
Clean
Check engine
warning
Faulty sensors
Have serviced by
Yamaha dealer
TROUBLE
POSSIBLE CAUSE
REMEDY
PAGE
UF2R12E0.book Page 93 Tuesday, July 6, 2010 9:21 AM