BOMBARDIER SeaDoo Speedster 200 Operator's Manual page 86

Engine Continually Backfires
OTHER OBSERVATION
Weak spark.
Overheated engine(s).
Engine Pinging or Knocking
OTHER OBSERVATION
Engine Lacks Acceleration or Power
OTHER OBSERVATION
Overheated engine(s).
Sport Boat can not Reach Top Speed
OTHER OBSERVATION
Abnormal Noise from Propulsion System
OTHER OBSERVATION
POSSIBLE CAUSE
• Faulty RPM limiter.
• Fouled, worn spark plugs.
• See ENGINE
OVERHEATS.
POSSIBLE CAUSE
• Poor quality gasoline/low
octane.
• Spark plug heat range too
high.
POSSIBLE CAUSE
• Weak spark.
• Water in fuel.
• See ENGINE
OVERHEATS.
POSSIBLE CAUSE
• Jet pump water intakes
clogged.
• Damaged impellers.
POSSIBLE CAUSE
• Weeds or debris jammed
around impellers.
• Damaged impeller shafts
or drive shafts.
REMEDY
• Refer to an authorized
dealer.
• Replace.
REMEDY
• Use well known quality
and recommended
gasoline.
• Use recommended spark
plugs.
REMEDY
• Refer to ENGINE
MISFIRES.
• Siphon and replace.
REMEDY
• Clean.
• Replace. Refer to an
authorized dealer.
REMEDY
• Clean and check for
damage.
• Refer to an authorized
dealer.
87