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SYMPTOM:
Engine lacks acceleration or power
POSSIBLE CAUSES
WHAT TO DO
1. Fouled or damaged spark plug.
Check item
Engine turns over but fails to start
.
2. Lack of fuel to engine.
Check item
Engine turns over but fails to start
.
3. Carburetor adjustments.
Contact an authorized Bombardier ATV dealer.
4. Engine is overheating.
Check
Engine Overheat in SPECIAL PROCE-
DURES
. If overheating persists, contact an autho-
rized Bombardier ATV dealer.
5. The LIMP HOME MODE is se-
lected.
Check sensors connectors.
Contact an authorized Bombardier ATV dealer.
6. Air box plugged or dirty
Check air filter and clean if necessary.
Check the position of the air intake tube.
7. CVT dirty or wear.
Contact an authorized Bombardier ATV dealer.
SYMPTOM:
Engine backfire
POSSIBLE CAUSES
WHAT TO DO
1. Exhaust system leakage.
Contact an authorized Bombardier ATV dealer.
2. Engine is running too hot.
See
Engine lacks acceleration or power
.
3. Ignition timing is incorrect or
there is an ignition system failure.
Contact an authorized Bombardier ATV dealer.
4. Improper carburetor setting.
Contact an authorized Bombardier ATV dealer.
SYMPTOM:
Engine misfire
POSSIBLE CAUSES
WHAT TO DO
1. Fouled/damaged/worn spark plugs. Clean/verify spark plugs and heat range. Replace
as required.
2. Water in fuel.
Drain fuel system and refill with fresh fuel.
SYMPTOM:
Vehicle cannot reach full speed
POSSIBLE CAUSES
WHAT TO DO
1. Engine.
See
Engine lacks acceleration or power
.
2. Parking brake.
Ensure brake lever lock is completely removed.
3. The LIMP HOME MODE is se-
lected.
Check sensors connectors.
Contact an authorized Bombardier ATV dealer.
4. Air box plugged or dirty
Check air filter and clean if necessary.
Check the position of the air intake tube.
5. CVT dirty or wear.
Contact an authorized Bombardier ATV dealer.
vmo2002_004a.book Page 88 Friday, August 3, 2001 10:27 AM
Содержание Quest 500 2002
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