Toro 22303 Operator's Manual page 40

Troubleshooting
PROBLEM
The engine cranks, but will not
start (continued).
The engine starts, but does not
keep running.
38
POSSIBLE CAUSES
8. Slow cranking speed.
9. The air cleaner element is
dirty.
10. Low compression.
11. The injection nozzles are
damaged.
12. The fuel filter is clogged.
13. The injections pump timing is
incorrect.
14. The injection pump is broken.
15. Improper fuel grade for cold
weather use.
16. The ETR solenoid 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. The fuel pump is damaged.
5. There is air in the fuel.
6. Improper fuel grade for cold
weather use.
CORRECTIVE ACTION
8. Check the battery, oil
viscosity and starting motor
(contact your Authorized
Service Dealer).
9. Clean or replace.
10. Contact your Authorized
Service Dealer.
11. Contact your Authorized
Service Dealer.
12. Replace the fuel filter.
13. Contact your Authorized
Service Dealer.
14. Contact your Authorized
Service Dealer.
15. Drain the fuel system and
replace the fuel filter. Add
fresh fuel of proper grade for
ambient temperature
conditions. You may need to
warm the entire traction unit.
16. Contact your Authorized
Service Dealer.
1. Loosen the cap. If the engine
runs with the cap loosened,
replace the cap.
2. Drain and flush the fuel
system; add fresh fuel.
3. Replace the fuel filter.
4. Contact your Authorized
Service Dealer.
5. Bleed the nozzles and check
for air leaks at fuel hose
connections and fittings
between the fuel tank and
engine.
6. Drain the fuel system and
replace the fuel filter. Add
fresh fuel of proper grade for
ambient temperature
conditions.