Aventon Error Codes

Reviewed by certified eBike technicians · Last updated July 30, 2026

5 diagnostic codes for Aventon e-bike systems.

Error E01

Motor hall sensor fault — controller cannot read motor position

Pace 500/Solon/Aventure Error E04

Battery communication error — BMS and controller not communicating

Pace 500/Solon/Aventure.2 Error E07

Controller overtemperature — motor controller exceeded 85°C internal limit

Pace 500.3/Solon/Aventure.2 Error E10

Brake sensor engaged — brake cutoff switch stuck or misaligned

All Aventon models Error E21

Speed sensor signal lost — wheel speed not detected

Pace 500.3/Solon/Sinch.2

Other E-Bike Brands

Bafang (7) Bosch (11) Brose (3) Engwe (1) Lectric (5) Rad Power Bikes (3) Ride1Up (5) Shimano (4)