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SYMPTOM:
Engine backfire
Possible causes
What to do
1. Faulty spark plugs
(carbon accumulation).
See
Engine turns over but fails to start
.
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 device.
Ensure parking lever lock is completely removed.
SYMPTOM:
Transmission does not shift smoothly
Possible causes
What to do
1. Engine/transmission oil level is
low.
Refill oil tank with recommended oil at the proper
level.
2. Transmission shifting system.
Try depressing the throttle lever more while
shifting.
3. Improper oil type.
Drain oil in engine and use recommended oil only.
4. Transmission.
See an authorized Bombardier ATV dealer.
vmo2000_001b.fm Page 75 Friday, September 17, 1999 1:21 PM