Generic displays error code
Generic displays error 09: Motor phase fault
High severity Service soon
Can I ride home with this error?
Ride with caution. Pedal without assist only if the wheel turns freely; stop if it drags.
What it means
The power wires to the motor have a problem. C961 uses Bafang protocol V4.0; with other controllers codes may differ.
Likely causes
- Damaged motor cable
- Loose connector
- Motor fault
Symptoms
- 09 flashes
- Motor stops
How to fix it
- With the bike switched off, check the connectors between the display, controller and motor are clean, dry and pushed fully home.
- Do not open the motor.
- If the code stays, take the bike to your dealer or an e-bike repair shop.
How urgent is it?
Needs attention.
Applies to
Did this help?