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Aventon error codes

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

All Aventon codes

04 – Throttle not in home position Fix at home
07 – Over voltage protection Warning
08 – Hall sensor error Dealer needed
09 – Motor phase error Dealer needed
21 – Speed sensor error Fix at home
25 – Torque sensor error Dealer needed
30 – Communication error 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.