Bafang · Temperature
14 Bafang error code 14
Controller internal temperature reached its protection value
Per manufacturer documentation
Note
Meaning may depend on model, display and firmware – verify with the manual of the exact type.
Possible causes
General, component-based causes – not a manufacturer-specific statement.
- Overheating (high load, climb, hot ambient)
- Temperature sensor or cable fault
- Too cold ambient (battery)
Safe test steps
- Does the fault clear after cooling/warming?
- Infrared thermometer on the component.
Workshop reference values
- The permitted temperature limit is manufacturer-specific – use the official value.
Repair approach
- Reduce load, cool down; persistent fault: check sensor/component.
Tools needed
- Infrared thermometer
- Digital multimeter (CAT III, fused inputs)
Safety
- Never bypass a temperature sensor.
This information does not replace manufacturer service documentation. Work on batteries and high-voltage parts only with the appropriate expertise.