Trouble recovery

TROUBLE

POSSIBLE CAUSE

REMEDY

PAGE

 

 

 

 

 

Engine runs irregu-

Fuel

Empty

Refill as soon as pos-

51

larly or stalls

 

 

sible

 

 

 

 

 

 

 

 

 

 

Stale or contaminat-

Have serviced by

 

 

ed

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

Not connected or

Have serviced by

 

cap

loose

Yamaha dealer

 

 

 

 

 

 

 

 

 

Cracked, torn, or

Have serviced by

 

 

damaged

Yamaha dealer

 

 

 

 

 

 

 

 

 

Electrical wir-

Loose connection

Have serviced by

 

ing

 

Yamaha dealer

 

 

 

 

 

 

 

 

 

Fuel injec-

Faulty or clogged in-

Have serviced by

 

tion system

jectors

Yamaha dealer

 

 

 

 

 

 

 

Warning light or in-

Fuel level

Empty

Refill as soon as pos-

51

dicator blinks or

 

 

sible

 

 

 

comes on

 

 

 

 

Oil pressure

Oil pressure dropped

Have serviced by

43

 

 

warning

 

Yamaha dealer

 

 

 

 

 

 

 

 

 

Engine over-

Jet intake clogged

Clean

91

 

heated

 

 

 

 

 

 

 

 

 

 

 

 

Check engine

Faulty sensors

Have serviced by

44

 

warning

 

Yamaha dealer

 

 

 

 

 

 

 

 

89