TROUBLESHOOTING
121
Engine Will Not Crank
Possible Causes Remedy
Battery switch "OFF". Switch to "ON" position.
Remote control not in neutral position. Position control lever to neutral.
Open 50 amp circuit breaker or 15 or 90
amp fuse circuit.
Check and reset circuit breaker or
replace fuse.
Master or starter solenoid defective. Replace.
Loose or dirty electrical connections or
damaged wiring, battery cable diameter
(gauge) too small for the application.
Check all electrical connections and
wires (especially battery cables).
Clean and tighten faulty connection.
Low battery charge or defective battery. Test and replace if defective.
Defective starter. Test and replace if defective.
Defective key switch. Replace.
Defective neutral/safety switch. Replace.
Engine Cranks But Will Not Start
Possible Cause Remedy
Improper starting procedure Read starting procedure
Low battery voltage Charge the battery
Empty fuel tank or fuel shut off
valve closed
Fill tank or open valve
Faulty fuel pump, wiring, fuel
pump fuse, 50 amp circuit
breaker or a fuel pump relay
Replace faulty component
Faulty ignition system
component
Service ignition system
Lanyard Stop Activated Reset
Obstructed fuel filter Replace filters
Stale or contaminated fuel If contaminated, drain tank and fill with fresh fuel
Fuel line or tank vent line
kinked or restricted
Replace kinked lines or blow out lines with
compressed air to remove obstruction
Crankshaft position sensor
faulty
Test and replace if faulty
Faulty fuel pressure regulator
diaphragm
Test and replace if faulty. Do not attempt to start
the engine if the fuel pressure regulator
diaphragm is ruptured.
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