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Generic Chinese LCD Display

S866

Common LCD display often found with 36V and 48V hub-motor e-bike systems.

Error Codes

15 common codes for this display family.

P-Settings

16 controller/display parameters for this model.

Scan Display

Upload a display photo and detect possible error codes.

Practical notes

S866 parameter labels can vary by seller.
Wrong P03 voltage can make the battery indicator inaccurate.
Wrong P06 wheel size causes wrong speed readings.

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