140
TROUBLESHOOTING
Engine and Drive Train Troubleshooting
Engine Runs Irregularly, Stops or Loses Power
Probable Cause
Solution
Engine Management System RPM
Reduction Mode is activated
See causes on page 34.
Low battery voltage
Recharge the battery to 12.8 VDC.
Water is present in fuel
See your dealer.
Poor quality or low octane fuel
Replace with fresh recommended fuel.
Loose ignition connections
Check all connections and tighten.
Incorrect spark plug gap or heat range
Set gap to specs or replace plug.
Fouled or defective spark plug
Inspect, clean and/or replace spark plug.
Kinked or plugged fuel vent line
Inspect and replace.
Clogged air filter
Inspect and clean or replace.
Air flow through intake is too warm
Boost is limited until cooler air flows
through the intake.
Engine management system failure
See your dealer.
Engine overheating
Stop and cool the engine. See the “Engine
Overheating” troubleshooting section on
page 141.
Fuel in crankcase
See your dealer.
Drive clutch binding
See your dealer.
Incorrect clutching
See your dealer.
Driven clutch malfunction
See your dealer.
Worn drive belt
Replace with the recommended belt.
Excessive belt/sheave clearance
See your dealer.
Loose torque stop
Inspect and adjust.
Other mechanical failure
See your dealer.
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