Troubleshooting and Technical Information

What is the bottom bracket width of Kepler?

The width of the bottom bracket on the Kepler is 100mm. Please review the photo below on how this measurement is taken.

My Kepler's 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 at [email protected] with the following details:

My Kepler 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

My Kepler 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 at info@ar

Kepler 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 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 at [email protected] for further assistance. Providing details ab

Kepler 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 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 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 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 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 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

My Kepler fork adjustment dial broke

Kindly refer to this video in order to place the dial back into its place.

Only the minus button works on my Kepler

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:.

My Kepler 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.

What is the torque ratings for components of Kepler

Below you'll find the recommended torque value chart:

My Kepler 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.

Can I adjust the power on each Pedal Assist Level?

While you cannot directly modify the speed limit for individual pedal-assist modes on your Ariel Rider electric motorized bike, you can increase the total number of pedal-assist levels to create more gradual assistance increments. Do not adjust any o

How to adjust the stem angle on Kepler (V1)

You can find a comprehensive guide on how to adjust the stem angle here. Please note that this guide is for only V1 Kepler models.

How do I adjust the angle of the step on Kepler?

You can find a comprehensive guide on how to adjust the stem angle below:

How to Install/Replace the Controller on your Kepler

Kepler Controller Removal/Installation Instructions. Install time: 30 minutes. Hardware and Tools Needed:. New controller. 3mm Hex Key. Flat Head Screwdriver. Needle Nose Pliers. If you have received a new controller, you will want to test the new co

How To Install/Replace the Tree Cable on your Kepler

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

How to Take Voltmeter Readings from your Kepler Battery/Charger

How to Take Voltmeter Readings from your Kepler 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.

Self Diagnosis SOP for Ariel Rider Kepler

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