Can-Am DS250 Operator's Manual - page 125
TROUBLESHOOTING GUIDELINES
ENGINE TURNS OVER BUT FAILS TO START (cont’d)
4. Spark plug/ignition (no spark).
– Check main fuse condition.
– Remove spark plug from engine and reconnect it to the spark plug cap.
– Ensure the ignition switch is set to ON and the emergency engine stop
switch is set to the RUN position.
– Start engine with spark plug grounded to the engine away from spark plug
hole. If no spark appears, replace spark plug.
– If trouble persists, contact an authorized Can-Am dealer.
5. Engine compression.
– Crank engine, you should feel a pulsation due to the compression cycle of the
engine. If no pulsation resistance is felt, it suggests a major loss of compres-
sion.
– Contact an authorized Can-Am dealer.
ENGINE LACKS ACCELERATION OR POWER
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 Can-Am dealer.
4. Engine is overheating.
– Check ENGINE OVERHEATS.
5. Air filter/housing clogged or dirty.
– Check air filter and clean if necessary.
– Check deposits in air filter housing drain.
– Check the position of the air intake tube.
6. CVT dirty or worn, including belt.
– Contact an authorized Can-Am dealer.
7. Brake lock is applied.
– Disengage brake lock.
8. Improper valve adjustment.
– Contact an authorized Can-Am dealer.
ENGINE OVERHEATS
1. Low coolant in cooling system.
– Check ENGINE COOLANT in MAINTENANCE INFORMATION.
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