Cloud drive intelligent technology Co.,LtdJim@clouddrive.tech Jim:(+86)18221324155 Page 25 of 266Check whether the hall commutation signal of the motor is faultyor not. Check the connector of the motor’s hall signal cable isdisconnected or not. The hall of motor maybe broken if the problemis still present after reconnect the connectors.7 After the system power on, check whether the throttle is out ofcontrol or the throttle signal is less than 0.75V ,or customer turns thethrottle before the system works, the error can be solved after throttleis reset.8 The controller is broken.A/10The display and the controller have communication problems , theyellow cable is not connected.D/13The controller program is wrong or the 5V is wrong, checkwhether the brake signal short with 5V.