Error Codes

Explanation of the Common Error Codes

Error Codes Explained
Models with KD21C or KD218 Displays Error codes may only be on the display briefly. If you experience an issue, safely glance at the display to see if ther...
Wed, Sep 20, 2023 at 11:25 AM
Error 30 - Communication Error
Error 30 indicates a communication issue between the display of your bike and the internal controller. Somehow, the two aren't communicating properly. T...
Wed, Sep 20, 2023 at 12:04 PM
Error 25: Tektro & Zoom Hydraulic Brakes
Primary causes Error 25 has a few causes that are outlined below.  If you are out on a ride, please try the quick fix below. and troubleshoot further at h...
Wed, Sep 27, 2023 at 12:06 PM
Error 23 & Error 24
Error 24 is most commonly resolved by checking the 9-pin motor cable connection at the chain stay of your bike. If it is loose, this error will appear on yo...
Wed, Sep 27, 2023 at 12:04 PM
Error 25: 500 Series & Core-5
Causes for error 25 Holding either brake lever when the MODE  or POWER button is pressed to power up the bike will result in Error 25.  To check, turn off...
Wed, Sep 27, 2023 at 12:06 PM
Error 21: Voltage Current Protection
Error 21 indicates there is an issue with the amount of voltage or current being supplied to the internal controller and motor. This can often be resolved ...
Wed, Sep 27, 2023 at 12:08 PM