Xiaomi Mi Electric Scooter M365 Error Codes

Complete error code reference for Xiaomi M365

Error Code Reference

Below are all documented error codes for the Xiaomi Mi Electric Scooter M365. Each code includes the cause and recommended solution.

Error 21: Battery Management System Communication Error

Critical

Communication error with BMS

🔍 Likely Cause:

BMS wiring or battery fault

🔧 Solution:

Check battery connections and BMS

Error 24: Battery Voltage Problem

Critical

Abnormal battery voltage

🔍 Likely Cause:

Battery fault or wiring problem

🔧 Solution:

Check battery voltage and wiring

Error E03: Battery Communication Error

Critical

BMS not responding

🔍 Likely Cause:

Battery management system issue

🔧 Solution:

Check battery connections, may need BMS replacement

Error E04: Controller Error

Critical

Motor controller malfunction

🔍 Likely Cause:

Overheating or component failure

🔧 Solution:

Let scooter cool down, contact service if persists

Error 10: Communication Error

High

Communication error between display and controller

🔍 Likely Cause:

Loose connection or hardware failure

🔧 Solution:

Check wiring and connectors

Error 11: Motor Phase A Error

High

Fault in motor phase A

🔍 Likely Cause:

Motor winding issue or controller fault

🔧 Solution:

Inspect motor wiring and controller

Error 12: Motor Phase B Error

High

Fault in motor phase B

🔍 Likely Cause:

Motor winding issue or controller fault

🔧 Solution:

Inspect motor wiring and controller

Error 13: Motor Phase C Error

High

Fault in motor phase C

🔍 Likely Cause:

Motor winding issue or controller fault

🔧 Solution:

Inspect motor wiring and controller

Error 18: Motor Sensor Error

High

Motor hall sensor malfunction

🔍 Likely Cause:

Damaged sensor or loose connection

🔧 Solution:

Replace hall sensor or check wiring

Error 26: Memory Storage Error

High

Problem storing data in memory

🔍 Likely Cause:

Controller memory failure

🔧 Solution:

Check or replace controller

Error 28: MOSFET Error 1

High

Problem with MOSFET transistor

🔍 Likely Cause:

Defective transistor or electrical fault

🔧 Solution:

Replace MOSFET or repair controller

Error 29: MOSFET Error 2

High

Problem with MOSFET transistor

🔍 Likely Cause:

Defective transistor or electrical fault

🔧 Solution:

Replace MOSFET or repair controller

Error 31: Software Error

High

Software malfunction

🔍 Likely Cause:

Firmware corruption

🔧 Solution:

Reinstall or update software

Error 39: Battery Temperature Error

High

Abnormal battery temperature

🔍 Likely Cause:

Temperature sensor fault or overheating

🔧 Solution:

Check sensor and cooling system

Error 40: Controller Temperature Error

High

Controller sensor temperature abnormal

🔍 Likely Cause:

Overheating or sensor fault

🔧 Solution:

Inspect cooling and sensor

Error E01: Motor Hall Sensor Error

High

Motor hall sensor malfunction

🔍 Likely Cause:

Damaged hall sensor or loose connection

🔧 Solution:

Check motor connections, replace hall sensor if needed

Error E02: Throttle Error

High

Throttle signal abnormal

🔍 Likely Cause:

Damaged throttle or loose cable

🔧 Solution:

Inspect throttle assembly and wiring

Error 14: Throttle Connection Error

Medium

Connection error between throttle and controller

🔍 Likely Cause:

Throttle wiring fault or controller issue

🔧 Solution:

Check throttle and controller wiring

Error 15: Brake Sensor Error

Medium

Brake sensor malfunction

🔍 Likely Cause:

Sensor wiring problem or sensor failure

🔧 Solution:

Inspect brake sensor wiring and replace sensor if needed

Error 22: BMS Password Error

Medium

Incorrect BMS password

🔍 Likely Cause:

Firmware or configuration issue

🔧 Solution:

Reflash or update firmware

Error 23: BMS Serial Number Error

Medium

Incorrect BMS serial number

🔍 Likely Cause:

Battery or BMS issue

🔧 Solution:

Replace battery or BMS

Error 27: Controller Password Error

Medium

Incorrect controller password

🔍 Likely Cause:

Firmware mismatch or error

🔧 Solution:

Update or reflash controller firmware

Error 35: Scooter Serial Number Error

Medium

Incorrect scooter serial number

🔍 Likely Cause:

Controller or software mismatch

🔧 Solution:

Reflash or replace controller

Error E10: Brake Error

Medium

Brake sensor malfunction

🔍 Likely Cause:

Damaged brake sensor or stuck brake

🔧 Solution:

Check brake sensor alignment and connections

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