67
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 brake lever lock is completely removed.
SYMPTOM:
Engine indicator light irregularly flashes at idle speed
Possible causes
What to do
1. Engine idle is set too low.
Contact an authorized Bombardier ATV dealer.
SYMPTOM:
Transmission does not shift smoothly
Possible causes
What to do
1. Engine/transmission oil level is
low.
Refill engine 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.
SYMPTOM:
Transmission lever is hard to move
Possible causes
What to do
1. Transmission gears are in a
position that prevents the
transmission lever to work.
Rock the vehicle back and forth to move the gears in
the transmission and allow the transmission lever to
be set.
SYMPTOM:
Transmission lever is hard to move away from the park
Possible causes
What to do
1. Park does not disengage.
See
Park Release
in SPECIAL PROCEDURES.
vmo9903b.fm Page 67 Monday, January 25, 1999 4:23 PM