Honda Marine BF25D Owner's Manual page 101

ENGINE WILL NOT START
(continued)
3. Check fuel.
4. Remove and inspect spark plugs.
5. Take outboard motor to an
authorized Honda Marine dealer,
or refer to the shop manual.
TAKING CARE OF UNEXPECTED PROBLEMS
Possible Cause
Out of fuel.
Fuel vent closed
(portable fuel tank).
Fuel hose not primed.
Fuel filter or fuel tank filter
clogged.
Bad fuel; outboard motor stored
without treating or draining gasoline,
or refueled with bad gasoline.
Spark plugs faulty, fouled, or
improperly gapped.
Spark plugs wet with fuel (flooded
engine).
Carburetor malfunction, fuel pump
failure, ignition malfunction, stuck
valves, etc.
Correction
Refuel (p. 78 ).
Open the vent knob (p. 45
Squeeze priming bulb (p.
Replace fuel filters (p. 81 and 84
Drain fuel tank and carburetors
(p. 91 and 92 ). Refill with fresh
gasoline (p. 78 ).
Gap or replace spark plugs (p.
Dry and reinstall spark plugs. Start
engine with the throttle open.
Replace or repair faulty
components as necessary.
).
46 ).
).
76 ).
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