TL;DR Error 11 = Motor temperature sensor has an error. Official guidance (Bafang): Replace motor (per manual). Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Power cycle and re-check. If it persists, treat as a…
TL;DR Error 10 = Motor temperature reached maximum protection value. Official guidance (Bafang): Let system cool; if it persists, replace motor. Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Stop riding and let the bike…
TL;DR Error 09 = Error with the engine phase. Official guidance (Bafang): Replace motor (per manual). Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Power off and check for obvious motor cable damage. If the…
TL;DR Error 08 = Error with the hall sensor signal inside the motor. Official guidance (Bafang): Check motor connectors; replace motor if it persists. Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Power off and…
TL;DR Error 07 = Overvoltage protection. Official guidance (Bafang): Remove/reinsert battery; controller update via BESST; or change battery. Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Power off, remove battery (if removable), re-seat firmly. If…
TL;DR Error 05 = The throttle is not back in its correct position. Official guidance (Bafang): Ensure throttle returns to neutral; check connector; replace throttle if needed. Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first)…
TL;DR Error 04 = The throttle has fault. Official guidance (Bafang): Check throttle connector/cable; reconnect; replace throttle if needed. Note: Bafang error codes can vary by display/system (UART vs CAN, model families). This page follows Bafang’s official DP C271 display manual wording. Quick fix (safe DIY first) Reseat the throttle connector (power off first). Inspect…
TL;DR E043 = Part of the cycle computer’s firmware may be damaged/corrupt; assistance may stop. Official next step: Consult an agency/dealer. Quick fix (safe DIY first) Restart the system (battery power). If you can connect to E-TUBE PROJECT, check whether the display/SC unit will accept a firmware re-flash. If the display is glitchy/blank or the…
TL;DR E033 = Current firmware doesn’t support system operation; assistance may stop. Official next step: Connect to E-TUBE PROJECT and update firmware for all units to the latest version. Quick fix (safe DIY first) If you can, connect with E-TUBE PROJECT (app/PC) and check for updates. Make sure your phone/app version is current and the…
TL;DR E031 = Chain tension may not be adjusted or the crank may not be installed properly; assist may not work (shifting may still work). Official next step: Consult an agency/dealer. Quick fix (safe DIY first) If your bike uses a chain drive with adjustable tension, do a basic visual check for extremely tight/loose tension….
