18
Engine Misfires, Runs Irregularly
Engine Overheats
Engine Continually Backfires
Engine Pinging or Knocking
Engine Lacks Acceleration or Power
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Weak spark.
• Fouled/defective/worn
spark plugs.
Replace.
• Faulty rev limiter.
Refer to an authorized dealer.
Lean fuel mixture.
• Fuel: Level too low, stale
or water-contaminated.
Siphon and/or refill.
• Clogged fuel injectors.
Refer to an authorized dealer.
• Defective sensor or ECU.
Refer to an authorized dealer.
Rich fuel mixture
(high fuel consumption).
• Flame arrester
dirty/clogged.
Clean or replace.
• Defective sensor or ECU.
Refer to an authorized dealer.
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Monitoring beeper sounds
continuously.
• Clogged jet pump water
intake.
Clean.
• Clogged coolant system.
Flush cooling system.
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
Weak spark.
• Fouled/defective/worn
spark plugs.
Replace.
Overheated engine.
• See ENGINE
OVERHEATS.
Refer to an authorized dealer.
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
• Poor quality gasoline/low
octane.
Use well known quality and
recommended gasoline.
• Spark plug heat range too
high.
Use recommended spark plugs.
• Ignition timing.
Refer to an authorized dealer.
OTHER OBSERVATION
POSSIBLE CAUSE
REMEDY
• Clogged fuel injectors.
Refer to an authorized dealer.
• Low fuel pressure.
Refer to an authorized dealer.
• Stick RAVE valves.
Refer to an authorized dealer.
Overheated engine.
• See ENGINE OVERHEATS.
smo9803a.fm5 Page 18 Friday, February 20, 1998 3:43 PM
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