The convenience brought by green and environmentally friendly electric vehicles in people's lives makes everyone choose electric vehicles when traveling, but each electric vehicle is composed of various parts and each part is indispensable. The startup and driving of electric vehicles What does it stop? That is the electric vehicle controller. However, once a problem arises, it must be resolved in time, so that you can easily move forward with your happy life. Then Electric Motorcycle Factory will share the reasons for the failure of electric vehicle controllers:

1. Power device damage:
There are several possibilities for this part of the damage, one is the motor damage; the second is the quality of the power device is unqualified; third, the device is not installed properly or the vibration during driving is due to loose parts; fourth, the motor is overloaded; Fifth, the power component drive circuit is damaged or the parameter design is unreasonable.

2. The internal power supply of the controller is damaged:
There are several possibilities for this problem. First, the internal circuit of the electric vehicle controller is short-circuited; second, the peripheral control components are short-circuited; and third, the external leads are short-circuited.

3. The controller works intermittently:
The controller works intermittently, and there are generally the following possibilities: the device itself drifts in parameters under high or low temperature environment; the overall power consumption of the controller is designed so that the local temperature of some devices is too high and the device itself enters a protected state; Poor contact.

4. The control signal is lost due to the wear of the connection cable and the bad or detached connector
The connection wire is worn and the contact plug is in poor contact or falls off, there are generally the following possibilities: unreasonable wire selection; incomplete protection of the wire; the connector is not crimped firmly.

The above content is shared by High Speed Electric Motorcycle Factory in the hope of helping those in need.