TQ HPR50 / HPR60 · Battery · Error
TQ HPR50 / HPR60 error code ERR 4409
The battery is deeply discharged, or a cell is faulty
What you can check
Put the battery on charge straight away, then switch the bike off and on.
Dealer if the fault comes back
Trolda reads live data from TQ HPR50 / HPR60 bikes. What Trolda shows on your bike
Same part: Battery
Sources
- TQ HPR50 – Error codes (Rev0201) (2023-12)
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 TQ HPR50 / HPR60 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.