Troubleshooting - Toro Multi Pro 5800-G Operator's Manual

Troubleshooting

Troubleshooting the Engine and Vehicle
Problem
The starter does not rotate the engine.
The engine cranks but does not start.
The engine starts but does not keep
running.
The engine runs but knocks or misses.
The engine does not idle.
Possible Cause
1. The electrical connections are
corroded or loose.
2. A fuse is blown or loose.
3. The battery is discharged.
4. A broken starter or starter solenoid.
5. There are seized internal engine
components.
1. The fuel tank is empty.
2. Dirt, water, or stale fuel is in the fuel
system.
3. Clogged fuel line.
4. The run relay is not energized.
5. The starter switch is broken.
1. The fuel-tank vent is restricted.
2. Dirt or water is in the fuel system.
3. The fuel filter is clogged.
4. A fuse is blown or loose.
5. The fuel pump is broken.
6. There are loose wires or poor
connections.
7. The cylinder-head gasket is broken.
1. Dirt, water, or stale fuel in the fuel
system.
2. There are loose wires or poor
connections.
3. The engine is overheating.
1. The fuel-tank vent is restricted.
2. Dirt, water, or stale fuel is in the fuel
system.
3. The fuel pump is broken.
4. The engine has low compression.
5. The air-filter element is dirty.
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Corrective Action
1. Check the electrical connections for
good contact.
2. Correct or replace fuse.
3. Charge or replace the battery.
4. Contact your Authorized Service
Dealer.
5. Contact your Authorized Service
Dealer.
1. Fill the tank with fresh fuel.
2. Drain and flush the fuel system; add
fresh fuel.
3. Clean or replace.
4. Contact your Authorized Service
Dealer.
5. Contact your Authorized Service
Dealer.
1. Replace the fuel cap.
2. Drain and flush the fuel system; add
fresh fuel.
3. Replace the fuel filter.
4. Correct or replace the fuse.
5. Contact your Authorized Service
Dealer.
6. Check and tighten wire connections.
7. Contact your Authorized Service
Dealer.
1. Drain and flush the fuel system; add
fresh fuel.
2. Check and tighten wire connections.
3. See "The engine overheats" below.
1. Replace the fuel cap.
2. Drain and flush the fuel system; add
fresh fuel.
3. Contact your Authorized Service
Dealer.
4. Contact your Authorized Service
Dealer.
5. Replace the air-filter element.