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Error codes for Xiaomi Mi electric scooter

Error code list for Xiaomi Mi Electric Scooter / Ninebot ES and how you can troubleshoot and fix the problems in the easiest way.
folded xiaomi electric scooter
folded xiaomi electric scooter
Error code 10: Dashboard and control board communication abnormal.

Action: Check connected cable. The most common reason why error code 10 occurs is because the communication cable between the motherboard and the display is loose.

Error code 11: Phase A of the motor current is abnormal

Action: Check motherboard. Error code 11 is most often caused by moisture penetrating and causing corrosion.

Error code 12: Phase B of the motor current is abnormal

Action: Check motherboard. Error code 12 is most often caused by moisture penetrating and causing corrosion.

Error code 13: Phase C of the motor current is abnormal

Action: Check motherboard. Error code 13 is most often caused by moisture penetrating and causing corrosion.

Error code 14: Acceleration sensor reading is abnormal

Action: Check throttle controls, display and the cable between them. In the throttle there are two magnetic poles that are fragile. If the scooter falls to the ground these poles easily fall apart.

Error code 15: Brake sensor read is abnormal

Action: Check the brake control, display unit and the cable between them. The handbrake has two magnetic poles that respond to response and are fragile. If the scooter falls to the ground, these poles easily fall apart, or if the scooter has been exposed to water and rain which has caused corrosion.

Error code 16: Battery change MOS abnormal

Action: Check motherboard.

Error code 17: External battery change MOS abnormal

Action: Check motherboard.

Error code 18: Motor sensor read is abnormal

Action: Check motor, motherboard and the electrical contacts between them.

Error code 19: Battery voltage abnormal

Action: Check battery, motherboard and the electrical contacts between them.

Error code 20: External battery voltage abnormal

Action: Check battery, motherboard and the electrical contacts between them.

Error code 21: Battery communication failed

Action: Check battery, motherboard and the connected cable.

Error code 22: Battery code failed

Action: Change battery.

Error code 23: Battery default serial number

Action: Change battery.

Error code 24: System voltage test abnormal

Action: Check battery, motherboard and the connected cables.

Error code 25: Faulty communication between display and motor

Action: Check communication cable.

Error code 26: Flash saving error

Action: Check motherboard.

Error code 27: Control code error

Action: Change motherboard.

Error code 28: Motor driver MOS up-bridge short circuit

Action: Change motherboard.

Error code 29: Motor driver MOS down-bridge short circuit

Action: Change motherboard.

Error code 35: Unit has default serial number

Action: : Identify the motherboard with the scooter serial number (Essential / 1S / Pro2 can use the Xiaoflasher app to pair serial numbers).

Error code 39: Battery temperature sensor abnormal

Action: Change battery or repair BMS.

Error code 40: Motherboard temperature abnormal

Action: Check motherboard.

Error code 41: External battery temperature abnormal

Action: Change external battery.

Error code 42: External battery communication error

Action: Check external battery, motherboard and the connected cable.

Error code 43: External battery code error

Action: Change external battery.

Error code 44: External battery has default serial number

Action: Change external battery.

Error code 45: Battery code error

Action: Change battery.

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