Error 3: controller error : Turn on LCD display and showing error 3. Error4: throttle error: Turn on LCD display and showing error 4. Error 5: motor error: Turn no LCD display showing error 5. Error 10: motor hall sensor error : Turn on LCD display, showing error 10 Error 30: LCD error : Turn on LCD, showing error 30. Recommend: contact Senada as soon as possible once showing error on the LCD display.