TROUBLESHOOTING ENGINE PROBLEMS
Engine Will Not
Start
1. Check throttle lever
position.
2. Check fuel.
3. Remove and inspect
spark plug.
4. Take mower to an
authorized Honda
servicing dealer, or
refer to shop manual.
Possible Cause Correction
Throttle lever in wrong
position. Move throttle lever to
CHOKE position, unless
the engine is warm (p. 26).
Refuel (p. 19).
Out of fuel.
Bad fuel; mower stored
without treating or
draining gasoline, or
refueled with bad gasoline
Spark plug faulty,
fouled, or improperly
gapped.
Spark plug wet with
fuel (flooded engine).
Fuel filter clogged,
carburetor malfunction,
ignition malfunction,
valves stuck, etc.
Drain fuel tank and
carburetor (p. 67).
Refuel with fresh
gasoline (p. 19).
Clean, gap, or replace
spark plug (p. 49).
Dry and reinstall spark
plug. Start engine with
throttle lever in FAST
position.
Replace or repair faulty
components as necessary.
Loss of Power
deck.
4. Check air filters.
1. Check throttle position.
2. Check grass height.
3. Check under mower --
Possible Cause
Throttle not set to FAST.
Air filters clogged.
Grass too tall to cut.
Mower deck clogged. (P- 34).
Correction
Clean or replace air.
Move throttle to FAST
filters (p. 47).
(P. 26).
Raise cutting height
(p. 14)., cut narrower
swath (p. 33), or cut more
frequently.
Clean out mower deck
5. Check fuel.
6. Take mower to an
authorized Honda
servicing dealer, or
refer to shop manual.
Bad fuel; mower stored
without treating or
draining gasoline, or
refueled with bad
gasoline.
Fuel filter clogged,
carburetor malfunction,
ignition malfunction,
valves stuck, etc.
Drain fuel tank and
carburetor (p. 67).
Refuel with fresh
gasoline (p. 19).
Replace or repair faulty
components as necessaq
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