Engine runs irregularly, stalls or misfires
Fouled or defective
spark plug
Inspect, clean and/or replace spark
plug
Worn or defective
spark plug wires
Contact your dealer for service
Incorrect spark plug
gap or heat range
Set gap to specs or replace plug
Loose ignition
connections
Check all connections and tighten
Engine runs irregularly, stalls or misfires
Kinked or plugged
fuel / vent line
Replace with recommended fuel
Inspect and clean or replace
Reverse speed
limiter malfunction
Contact your dealer for service