Engine

If

Check

Engine Will Not Start

Brake not pushed down.

PTO/RIO switch in on position.

Upper (switch) fuse blown.

Fuel shut-off valve closed.

Improper fuel.

Dirty or faulty injectors, see your John Deere dealer

Plugged fuel filter.

Engine Is Hard to Start

Loose or corroded electrical connections.

Stale or dirty fuel.

Battery voltage is too low.

Improper fuel.

Plugged fuel filter.

Dirty or faulty injectors, see your John Deere dealer.

Engine Misfires Under Load

Stale or dirty fuel.

Improper fuel.

Plugged fuel filter.

Dirty or faulty injectors, see your John Deere dealer

Engine Runs Unevenly

Fuel line or fuel filter plugged.

Stale or dirty fuel.

Improper fuel.

Loose electrical connections.

Air Restriction Indicator - Air cleaner element plugged.

Dirty or faulty injectors, see your John Deere dealer.

Engine Overheats

Engine air intake screens plugged.

Radiator screen or fins plugged.

Engine oil low.

Engine operated too long at slow idle speed.

Coolant low.

Loose or defective fan/alternator belt.

Engine Loses Power

Engine overheating.

Improper fuel.

Too much oil in engine.

Air Restriction Indicator - Air cleaner element plugged.

Engine Stops When Brake Is Disengaged

Seat switch not engaged.

Seat switch disconnected or broken.

PTO Stops

Engine overheated. Allow engine to run and cool until needle on temperature gauge returns to the green range.

OUO1023,00000AC-19-20130221