1. The whole car is out of power-the main fault is that the battery is welded, the
insurance is burned, the power cord and the battery socket are disconnected, the
contact is poor, and the converter is damaged. No major problems will occur.
2. Don’t go if there is electricity. Under normal circumstances, you should first
check whether the brake lever is in place. If the brake lever is disconnected, you can
drive by holding the brake lever with your hand. Except for the above conditions, turn
it. Control If the device is damaged, the motor is damaged, or the Hall is damaged,
there will be a bit of a failure. In this case, there is a possibility of damage except
the power supply. You must find a professional to check and repair it.
3. There are some special situations: the car is sluggish, sometimes walking and
sometimes not walking, power consumption increases, and the mileage of the car is
short.
a. The battery may be damaged.
b. Insufficient tire pressure.
c. The brakes are too tight.