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King-Meter error codes
12 codes. Tap a code for meaning, causes and the fix.
All King-Meter codes
- 03 – Pedal assist sensor signal problem Fix at home
- 04 – Throttle not returning to rest position Fix at home
- 05 – Controller fault disables all motor assist Dealer needed
- 06 – Battery undervoltage protection triggered Fix at home
- 08 – Motor hall sensor signal abnormal Dealer needed
- 09 – Motor phase line fault detected Dealer needed
- 21 – Abnormal current detected by the controller Dealer needed
- 22 – Throttle signal out of range Fix at home
- 23 – Motor phase cable fault Dealer needed
- 24 – Motor hall sensor fault on the rear motor Dealer needed
- 25 – Brake signal stuck active Fix at home
- 30 – Display lost link to controller Fix at home
Still stuck? Take a photo of the display and show it to a local e-bike workshop. Bring the bike's system name (e.g. Bosch Performance Line CX) and the exact code; that saves diagnostic time and money.