What is the reason why the lawn mower cannot start?

If your lawn mower cannot start, it may be caused by the following reasons:

1. Lack of fuel, you should add gasoline at this time.

2. The wiring of the spark plug may have come loose, you should reconnect the spark plug wire.

3. If the throttle is not in the starting position, you need to adjust it to the maximum position.

4. The oil circuit may be blocked, you should clean the oil circuit.

5. The ignition time may have been misaligned, in which case the ignition time should be adjusted to ensure accuracy.

6. The spark plug may have been damaged and should be replaced with a new one.