Trouble recovery
100
Engine runs irregu-
larly or stallsFuel Fuel tank empty Refill as soon as pos-
sible58
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
warning
Fuel tank empty Refill as soon as pos-
sible 58
Oil pressure
warning Oil pressure dropped Have serviced by
Yamaha dealer 44
Engine over-
heat warning Jet intake clogged Clean
102
Check en-
gine warning Faulty sensors Have serviced by
Yamaha dealer 45
TROUBLE POSSIBLE CAUSE REMEDY PAGE
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