Honda Marine BF40A Owner's Manual page 101

12. TROUBLESHOOTING
(2) Engine starts but immediately stops. Engine some
times stops while cruising.
Fuel
l
No gasoline in fuel tank.
l
The&2 is gasoline -
in fuel tank.
+
I L
Water is mixed with
gasoline.
Vent knob is not open
or vent is clogged.
Fuel filter is clogged.
Air screw is open too
wide.
Idling speed is too
slow.
- Carburetor vent is
clogged.
- Fuel pump is faulty.
- Air in fuel pump.
Air enters through fuel
line connector.
Aii enters through primer
bulb.
Engine overheats
. Normal sparking
l-l
Water intake screens
are clogged.
Spark plug is not of speci-
fied rating.
Water pump is faulty.
Thermostat is clogged.
- Thermostat is faulty.
- Water tube or passage
is clogged.
Exhaust gas is entering
cooling system.
99