Will the motorcycle does not move, the oil supply system is normal, the circuit is normal, that is, how is the matter, seeking expert solution
Is the switch off? Generally the spark plug problem, you can take down to see the size of carbon and oil, there may be improper ignition, or ignition coil is broken.
Hanging second gear to try to try not cheat
Oil pipeline gas, or may be the spark plug problem
Ignition has high pressure