Can-Am BOMBARDIER DS650 - Manual (Page 86)

TROUBLESHOOTING
ENGINE DOES NOT TURN
1. Ignition switch is in the OFF position.
– Place switch to the ON position.
2. Transmission is not set on NEUTRAL.
– Set transmission either in NEUTRAL or squeeze the clutch lever.
3. Weak battery or loose connections.
– Check connections and terminals condition.
– Have the battery checked.
– Contact an authorized Bombardier ATV dealer.
ENGINE TURNS OVER BUT FAILS TO START
1. Mixture not rich enough to start cold engine.
– Check fuel tank level and check starting procedure, particularly use of the
choke.
2. Flooded engine (spark plugs wet when removed).
– Refer to SPECIAL PROCEDURES.
3. No fuel to the engine (spark plugs dry when removed).
– Check fuel tank level; turn fuel valve to ON (also try on RES). A failure of
the carburetor may have occurred.
– Contact an authorized Bombardier ATV dealer.
4. Spark plug/ignition (no spark).
– Check ignition fuse condition.
– Remove spark plugs then reconnect to spark plug caps.
– Check that ignition switch and/or engine stop switch is/are at the ON posi-
tion.
– Start engine with spark plugs grounded to the engine away from spark plug
holes. If no spark appears, replace spark plugs.
– If trouble persists, contact an authorized Bombardier ATV dealer.
5. Engine compression.
– If no pulsating resistance is felt, it suggests a major loss of compression.
– Contact an authorized Bombardier ATV dealer.
ENGINE LACKS ACCELERATION OR POWER
1. Fouled or damaged spark plugs.
– 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.
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