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Dapu error codes

10 codes. Tap a code for meaning, causes and the fix.

All Dapu codes

09 – Battery voltage above operating range Dealer needed
10 – Display lost communication with controller Fix at home
15 – Lost communication between display and controller Fix at home
16 – Display lost communication with battery Dealer needed
21 – Motor Drawing Too Much Current Dealer needed
23 – Abnormal motor hall signal detected Dealer needed
24 – Battery voltage detected too low Fix at home
25 – Brake signal stuck on the controller Fix at home
26 – Hall sensor signal fault in the motor Dealer needed
27 – Throttle signal above normal range 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.