Giant SyncDrive · Battery · RideControl GO and Ergo 3 (flashing lights)
Giant SyncDrive error code B1
The system reports a fault in the battery (EnergyPak)
What you can check
Check that the battery is fully seated and has clicked into place. Start the bike again.
Dealer if the fault comes back
Trolda reads live data from Giant SyncDrive bikes. What Trolda shows on your bike
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 connects to your Giant SyncDrive bike and shows what you did, what the motor did, and what it cost the battery.
Get TroldaTrolda is in open testing on iPhone and Android. You get the app through our tester page, it takes a minute.