Bike FAQs

How Do I Reset My E-bike Controller? (Answered)

Given that you are here and looking for the best way to reset your e-bike controller, we will give you solution and exactly how to do that. There is no worse feeling than having your e-bike controller malfunctioning. After all, the e-bike controller is the heart of the e-bike. Without it, your e-bike is useless. An e-bike controller is used for everything e-bike related like your battery, motor and throttle.

Now most bikes in the US are actually made in China. Most of these e-bike controllers have more or less the same mechanism. Even the codes are same. This is actually a blessing in disguise as it will be easy to reset the e-bike controller.

You will notice most e-bike controllers have letters like P and C. These stand for parameters and C parameters. When it comes to resetting the e-bike controller, you will be using C5 and C10 parameters on your controller.

You can also test the e-bike controller easily at your home if you want to. We have a detailed guide on how to test Ebike Controller at home.

Let’s take a look and go step-by-step to reset the e-bike controller.

Step-by-step guide to reset the e-bike controller

  1. The first step is to turn on your battery using your e-bike controller control panel.
  2. Once the battery is turned on, HOLD the function button for 3 seconds
  3. After this, HOLD yor e-bike controller’s up and down button for 3 seconds. This will enable you to view and edit your bike’s default settings.
  4. Once you do this, you will notice that a part of the screen is blinking. This blinking part is showing your current setting. You need to HOLD the function button on your e-bike controller, followed by up and down button. This will allow you to shift between different parameter settings.
  5. Select P1 parameter using the function button in the middle.
  6. Once your e-bike controller is set to P1 parameter, you need to move to the C parameter. To do that, you need to HOLD the function button and press up and down. This will bring up the C parameter settings.
  7. Select the C5 option by pressing the function button.
  8. You need to set the C5 value to 1. You can adjust the C5 value by pressing the up and down button.
  9. Once you reach the 1 value of C5, you need to save that setting. You can do so by holding the function button for 3 seconds. This will save the setting.
  10. Lastly, to reset the e-bike controller’s complete functions, you need to follow the above steps and select C10 parameter. Once you are in C10, press Y. This will factory reset your e-bike controller.

Electric Bike Parameters

Most e-bike controllers will follow the same pattern. This is because the P and C values and their corresponding settings are identical. In the rare case of mismatch, you should consider seeking help from the manual. To further ease the understanding of P and C parameters, the following will be helpful in understanding your e-bike controller functions.

Ebike P Parameters

P ParameterFunction
P1Motor functions
P2Speed Sensors
P3Pedal Assist Functions (ranges from 0 to 5)
P4Throttle function (0 and 1)
P5Motor and battery functions

Ebike C Parameters

C ParameterFunction
C1Throttle startup settings
C2Shows motor classification code
C3Power assist ratio (ranges from 0 to 5)
C4e-bike handlebar
C5Operating current
C6Backlit LCD brightness (ranges from 1 to 5)
C7Cruise setting
C8Motor temperature
C9Password setting
C10Factory reset setting (Pressing Y will factory reset)
C11LCD attribute setting (ranges from 0 to 2)
C12Min operating voltage
C13ABS brake setting
C14Power assist setting (ranges from 1 to 3)

How do I reset my Ebike to factory settings?

To reset an ebike to factory settings, you will need to refer to the owner’s manual for specific instructions. In general, you can reset an ebike by performing the following steps:

  1. Locate the on/off switch for the ebike. This is usually located near the battery or on the handlebars.
  2. Turn off the ebike and remove the battery.
  3. Press and hold the on/off switch for about 10 seconds.
  4. Reinstall the battery and turn on the ebike.

If this does not work, you may need to refer to the owner’s manual for additional instructions. Some ebike models may have additional steps or procedures for resetting the bike to its factory settings.

How do I reprogram my ebike controller?

Reprogramming an ebike controller typically involves making changes to the firmware or software that controls the bike’s electric motor. This is a complex process that requires specialized knowledge and equipment, and it is usually not something that can be done by the average user. If you want to reprogram your ebike controller, you will need to consult with a qualified ebike technician or the manufacturer of the bike.

In general, reprogramming an ebike controller involves connecting the controller to a computer and using specialized software to make changes to the firmware. This may involve updating the firmware to a newer version, changing the settings of the controller, or adding new features to the bike. It is important to be careful when reprogramming an ebike controller, as making incorrect changes can potentially damage the controller or the bike.

How do you reset an electric bike battery?

To reset an electric bike battery, you will need to follow these steps:

  1. Turn off the electric bike and remove the battery from the bike.
  2. Press and hold the on/off button on the battery for about 10 seconds. This will reset the battery and clear any error codes or messages that may be displayed.
  3. Reinstall the battery on the electric bike and turn the bike on.

If this does not reset the battery, you may need to refer to the owner’s manual for additional instructions. Some electric bike batteries may have additional steps or procedures for resetting the battery.

It is important to note that resetting the battery may not fix any underlying issues that the battery may have. If the battery continues to have problems after being reset, it may need to be replaced or serviced by a qualified electric bike technician.

Why has my e-bike stopped working?

There could be a number of reasons why an e-bike has stopped working. Some common issues that may cause an e-bike to stop working include:

  1. A dead battery: If the battery is completely drained of charge, the e-bike will not have any power and will not function.
  2. A malfunctioning electric motor: If the electric motor is not functioning properly, the e-bike will not be able to move.
  3. A problem with the e-bike’s controller: The controller is responsible for managing the flow of electricity from the battery to the electric motor. If the controller is not working properly, the e-bike may stop functioning.
  4. A problem with the e-bike’s pedals or drivetrain: If there is a problem with the pedals or the drivetrain of the e-bike, it may not be able to move.
  5. A problem with the e-bike’s tires or wheels: If the tires are flat or the wheels are damaged, the e-bike will not be able to move.

If you are experiencing issues with your e-bike, it is recommended that you take it to a qualified e-bike technician for diagnosis and repair.


This detailed guide on how to reset e-bike controller aims to troubleshoot the problem how to reset e-bike controller. We have given step by step guide on the whole process. This will help you to reset your e-bike controller with ease. Let us know in the comments if you found this guide useful.

About the author

John Tomac

John Tomac is a retired American professional cyclist who is considered one of the greatest mountain bikers of all time.

He won numerous national and international titles during his career and also competed in road racing events such as the Tour de France and the Giro d'Italia.

Tomac now works as a coach and commentator and is also involved in charitable organizations that support disadvantaged youth and promote the sport of cycling.

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