SYMPTOM:
POSSIBLE CAUSE
idles roughly, too
fast, stalls
WHAT TO DO
poor engine
performance at
altitudes above
3,000 feet.
Check engine idle adjustment (page
). If the problem persists, see
your Honda dealer.
Ask your Honda dealer to modify the
carburetion with a high altitude jet.
Refer to
page
.
runs erratically,
misfires
See your Honda dealer.
blubbers (rich fuel
mixture)
See your Honda dealer.
sooty exhaust (rich
fuel mixture)
See your Honda dealer.
detonates or pings
under load
If applicable, switch to the
recommended octane gasoline
(page
) or change your brand of
gasoline. If the problem persists, see
your Honda dealer.
afterfires (backfires)
See your Honda dealer.
See your Honda dealer.
pre-ignition (runs on
after ignition
switched OFF)
87
111
181
Engine starts, but runs poorly.
High Altitude Car bur etor
Adjustment,
162
If Your Engine Quits or Won’t Start
Taking Care of the Unexpected
06/03/09 10:23:39 31HN6660_171
Summary of Contents for SPORTRAX 250EX 2007
Page 9: ...06 03 09 10 04 34 31HN6660_009...
Page 15: ...6 Safety Labels ATV Safety USA only 06 03 09 10 05 10 31HN6660_015...
Page 16: ...7 Safety Labels ATV Safety 06 03 09 10 05 16 31HN6660_016...
Page 17: ...8 Safety Labels ATV Safety 06 03 09 10 05 26 31HN6660_017...
Page 79: ...70 Basic Operation Riding 06 03 09 10 12 20 31HN6660_079...
Page 181: ...172 Taking Care of the Unexpected 06 03 09 10 24 38 31HN6660_181...
Page 197: ...188 Technical Information 06 03 09 10 50 49 31HN6660_197...