Bafang · Battery · CAN displays (2019–2022)
Bafang error code 49
A single battery cell drops too low in voltage during use (batteries with smart BMS)
What you can check
Charge the battery fully. If the fault comes back, your dealer needs to check the battery.
Dealer if the fault comes back
Trolda cannot read Bafang motors yet. The code list is here to help you anyway.
Same part: Battery
Sources
Explained in Trolda's own words from the manufacturer's public documentation. Trolda is not affiliated with the manufacturer. If in doubt, ask your dealer.
Trolda for your e-bike
Trolda logs your rides with GPS on any e-bike, and reads motor and battery data from the systems it supports.
Get TroldaTrolda is in open testing on iPhone and Android. You get the app through our tester page, it takes a minute.