Toro 74314 - Page 63

T roubleshooting
Problem
Possible Cause Corrective Action
1. The engine is too hot.
1. Shut of f the engine and let it cool.
2. There is old fuel in the fuel tank. 2. Use new fuel.
3. The fuel-shutof f valve is not open
completely .
3. Open the fuel-shutof f valve.
4. The air cleaner is dirty . 4. Make sure that the air cleaner and
precleaner are clean. Replace if
necessary .
5. The battery is not charged.
5. Charge or replace the battery .
6. Incorrect fuel lters are being used or
the fuel lters are dirty .
6. Contact an Authorized Service Dealer .
7. The connections to the sensors
electronic-control unit (ECU) and fuel
injectors are not secured properly .
7. Contact an Authorized Service Dealer .
8. There is low voltage from the battery .
8. Ensure that you are using a good 12 V
battery and that it is fully charged.
The malfunction-indicator light (MIL)
comes on.
9. A fuse is blown. 9. Check and replace any blown fuses.
1. The blade-control switch is engaged. 1. Disengage the blade-control switch.
2. The parking brake is disengaged. 2. Engage the parking brake.
3. The motion-control levers are not in
the N EUTRAL - LOCK position.
3. Move the motion-control levers
outward to the N EUTRAL - LOCK position.
4. Y ou are not sitting in the operator ’ s
seat.
4. Sit on the operator ’ s seat.
5. The battery is dead.
5. Charge the battery .
6. The electrical connections are
corroded or loose.
6. Check the electrical connections for
good contact.
7. A fuse is blown. 7. Replace the fuse.
The starter does not crank.
8. A relay or switch is damaged.
8. Contact an Authorized Service Dealer .
1. The fuel tank is empty . 1. Fill the fuel tank.
2. The fuel-shutof f valve is closed. 2. Open the fuel-shutof f valve.
3. The oil level in the crankcase is low . 3. Add oil to the crankcase.
4. The throttle is not in the correct
position.
4. Be sure that the throttle control is
midway between the S LOW and F AST
positions.
5. There is dirt in the fuel lter . 5. Replace the fuel lter .
6. There is dirt, water , or stale fuel is in
the fuel system.
6. Contact an Authorized Service Dealer .
7. The air cleaner is dirty .
7. Clean or replace the air-cleaner
element.
8. The seat switch is not functioning
properly .
8. Check the seat-switch indicator .
Replace the seat if necessary .
9. The electrical connections are
corroded, loose, or damaged.
9. Check the electrical connections
for good contact. Clean the
connector terminals thoroughly with
electrical-contact cleaner , apply
dielectric grease, and make the
appropriate connections.
10. The relay or switch is worn or
damaged.
10. Contact an Authorized Service Dealer .
1 1. The spark plug is fouled or improperly
gapped.
1 1. Adjust or replace the spark plug.
The engine does not start, starts hard, or
fails to keep running.
12. The spark-plug wire is not connected.
12. Check the spark-plug wire connection.
63