The reasons for motorcycle tire puncture are: 1, the brake is adjusted too tightly, which makes the brake pad tire puncture due to friction and heat during driving; 2. Insufficient tire inflation leads to long-term friction and heating with the ground, leading to a puncture. Motorcycle puncture can't be started again, so it needs to be repaired by replacing the spare tire. Signs of tire puncture are: 1, tire bulging; 2. The tire is cracked; 3. The tire vibration is obviously felt when driving; 4. Nail the tires; 5. The tread depth is too thin; 6. The tire pressure is unstable. Motorcycle puncture needs to do the following things: 1. First of all, don't panic and loosen the throttle; 2. Press the handlebar to stabilize the direction. Don't brake suddenly, lean forward and stabilize the direction is the most important; 3. Then turn off the throttle and gradually brake and stop in various ways.