Troubleshooting - Cub Cadet Challenger 400 Manuel De L'utilisateur

Troubleshooting

Problem
Engine will not start
Engine is difficult to start
Engine misfires under load
Engine does not restart when warm
1. Battery has low voltage.
2. Loose or corroded battery connections.
3. Fuse is blown.
4. Spark plug wire is loose or disconnected
5. Faulty spark plug or coil
6. No Fuel or improper fuel.
7. Plugged fuel filter.
8. Defective starter solenoid.
9. Open-circuit in wiring.
1. Engine is cold.
2. Choke not being used or adjusted properly.
3. Plugged fuel filter.
4. Carburetor not adjusted properly or dirty.
5. Engine oil viscosity too heavy.
6. Spark plug is fouled.
7. Faulty spark plug or wire.
8. Loose or corroded electrical connections.
9. Stale or improper fuel.
1. Faulty spark plug.
2. Stale or dirty fuel.
3. Plugged fuel filter.
4. Faulty coil or wire.
1. Poor quality fuel.
2. Very hot weather conditions.
3. Fuel tank vent plugged.
4. Dirt in fuel filter.
Cause(s)
Continued on next page
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