93 | Controller - Controller FET overcurrent (Hardware)

Written by Alex Kovell

Last published at: September 9th, 2025

Description

The output power of the controller has exceeded the hardware protection level or the controller has short-circuited.

⚠️Triggers of Error Code

The following are possible causes of error code 92:

  • Defective controller
  • Defective motor

1 Reboot the e-bike

Reboot the e-bike. Take the bike to a flat road and engage the walk-assist function to ensure that the system assistance power output is available. If it's not functioning or if the error persists, proceed to the next step.

 
 

2 Go for a Test Ride

Adjust the support level to 3 and go for a brief ride on a flat road to verify the presence of system assistance power output. If it's not functioning or if the error persists, proceed to the next step.

 
 

3 Replace the Controller

Replace the [Controller] with a new spare, then reboot the e-bike to check if the error code still exists. If this doesn't fix the issue, proceed to the next step.

 
 

4 Replace the Motor

Replace the [Motor] with a new spare, then reboot the e-bike to check if the error code still exists. If this doesn't fix the issue, proceed to the next step.

 
 

5 Reach out to the Service Team if you need additional support!

Contact Customer Care or the Hyena Service Center for further technical assistance.

 
 

 


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