Troubleshooting for your Kepler 52V 1.0 - Pre 2026
Information related to the Kepler 52V bikes maintenance and troubleshooting.
Kepler 52V 1.0 - Pre 2026: Self Diagnosis SOP
Step 1: Initial Power Check. Check the battery level indicator. Test headlight, tail light, and turn signal switches. Verify tail light and turn signals are working. Step 2: Power Down Sequence. Hold the power button to turn the bike off. Remove batt
Kepler 52V 1.0 - Pre 2026: My bike does not turn on
When your bike is not powering on it can be a frustrating experience. Below are some basic checks that you can do to remedy the situation. If for any reason the steps below do not correct the issue please do not hesitate to reach out to us though our
Kepler 52V 1.0 - Pre 2026: My battery charging port is broken
If the charging port on your battery is damaged or not functioning, it will need to be repaired by a battery technician. To assist you as quickly as possible, please contact our customer support team through our contact us form with the following det
Kepler 52V 1.0 - Pre 2026: My motor is making grinding or growling sound and vibrating
The first step is to take the battery off and power cycle your bike. To do so, when the battery is out, please turn on the display until it turns off itself. This video will show you how to power cycle. Please disconnect the motor connection and chec
Kepler 52V 1.0 - Pre 2026: Error code 14
This error code refers to a motor temperature error. Please park the bike in a ventilated cool area for 30 minutes and test again.
Kepler 52V 1.0 - Pre 2026: Error code 03
This error code refers to the motor cut-off function of your brakes. In order to test this, you'll need to adjust the motor cut-off cables. Here's a quick tutorial on how to do so.
Kepler 52V 1.0 - Pre 2026: Error code 07
Error Code 07 indicates that the system is detecting an over-voltage issue. To resolve this, please check the following:. If the issue continues, please reach out to our support team through our contact form for further assistance. Providing details
Kepler 52V 1.0 - Pre 2026: Error code 08
This error code refers to a motor hall sensor error. The first step is to take the battery off and power cycle your bike. In order to do so, when the battery is out, please turn on the display until it turns off itself. This process is to get rid of
Kepler 52V 1.0 - Pre 2026: Error code 09
This error code refers to a motor phase error. The first step is to take the battery off and power cycle your bike. In order to do so, when the battery is out, please turn on the display until it turns off itself. This process is to get rid of the re
Kepler 52V 1.0 - Pre 2026: Error code 10
This error code refers to a controller temperature being high. Please park the bike in a ventilated cool area for 30 minutes and test again.
Kepler 52V 1.0 - Pre 2026: Error code 12
This error code refers to a current sensor error. Please park the bike in a ventilated cool area for 30 minutes and test again. Normally due to the rear motor working under an abnormal situation for a long time. Please note that it's not recommended
Kepler 52V 1.0 - Pre 2026: How to Install/Replace the Controller
Installing a new controller can seem like a daunting task, however if you follow the directions below you will be able to replace your controller with ease. Kepler Controller Removal/Installation Instructions. Install time: 30 minutes. Hardware and T
Kepler 52V 1.0 - Pre 2026: Error code 30
Error 30 refers to a communication error that can be caused by any of the bike's electrical components. Follow this step-by-step guide to identify the source of the issue. If you experience any unexpected results, stop and contact Ariel Rider Ebikes
Kepler 52V 1.0 - Pre 2026: My fork adjustment dial broke
Kindly refer to this video in order to place the dial back into its place.
Kepler 52V 1.0 - Pre 2026: Only the minus button works on my display
Please check the status of the pins on the hexagonal connection on the back of the display and send us a picture of them if anything is bent or looks abnormal. The image below is a good example:
Kepler 52V 1.0 - Pre 2026: What are the torque ratings for the bike components
Below you'll find the recommended torque value chart:
Kepler 52V 1.0 - Pre 2026: My walk assist isn't working
Please send us a picture of the pins on the back of your display and the female side of the connection on the tree cable through our contact form.
Kepler 52V 1.0 - Pre 2026: Can I adjust the power on each pedal assist level?
Due to the way that the Pedal Assist function for our bikes the power the levels deliver cannot be modified. While you cannot directly modify the speed limit for individual pedal-assist modes on your Ariel Rider electric motorized bike, you can incre
Kepler 52V 1.0 - Pre 2026: My stem won't lock into place
There is a locking bolt on the underside of your stem, the picture is attached, once you have the stem at the right angle please use the locking nut to secure the stem in place. Note: This is for V2 Kepler models.
Kepler 52V 1.0 - Pre 2026: How to adjust the stem angle
Adjusting your stem is an important step when setting up your bike. It enables you to make sure that you have the best posture possible for your ride, which keeps you both comfortable and safe. If you need any further assistance or have any follow up
Kepler 52V 1.0 - Pre 2026: How To Install/Replace the Tree Cable
Before removing the tree cable you're replacing, kindly follow the steps below. First, please ensure all power is off on your bike and the battery, then follow the instructions below. After the battery is removed, power cycle your bike. You can watch
Kepler 52V 1.0 - Pre 2026: How to Take Voltmeter Readings from your Battery/Charger
The easiest way for us to determine whether the issue is with your charger or the battery is to get voltmeter readings. Please exercise EXTREME caution to not short circuit the battery. This can happen if you touch the two voltmeter leads together wh
Kepler 52V 1.0 - Pre 2026: Controller Pre-Check
Kepler controller Pre-check. Prior to installing your new controller please test the functionality by going through the Controller Pre-Check instructions below. Once complete, you can proceed to installation. Whenever performing any maintenance or se
Kepler 52V 1.0 - Pre 2026: How to remove/install a wheel on your bike
Wheel Install Instructions. - Time: 20 minutes. - Tools Needed:. Step 1: Get the bike ready for installation. Turn off the bike, remove the battery, and press and hold the power button to discharge the remaining power. Step 2: Shift your bike into g