Troubleshooting - TOHATSU 2.5 Owner's Manual

E"gl"e Engine Engine
tans b", POW speed speed .slOW Overhealing
stops idling abnormally abnormally speed of engine
soon.
high low
0 I I I I I
0 I
I I I I
l I . I
I0 1.1.
I 0 I I a I 0 I 0
m
Em&v fuel tank
Inmrrect connection 01 luel svstem
Air enlering fuel line
Delormed or damaged fuel pip
Closed fuel lank mck or air venl on
Clogged fuel filter. fuel pump or
carb"re,ar
Use 0, improper engine oil
Use of improper gasoline
Excessive oil in mixlure
lnsunicient oil in mixture
Excessive supply of fuel/Spark ply
wet with luel
Poor carburetor adiuslment
Dirt or bridge on spark plug
No or weak spark