Troubleshooting for your D-Class 48V

What does the red exclamation mark on my screen mean?

When you see a red exclamation mark on the screen of your Ariel Rider bike, this means the motor cut-off function of your brakes are activated. This function ensures a safe ride and cuts off the power to your motors while the brakes are being used.

My D-Class Motor is making a weird noise

E-Bike motors can make many sounds without there being an issue, however, if you are concerned about the sounds your Ariel Rider E-Bike is making please reach out to us at [email protected].

My D-Class rear motor is not working

- Please check the rear motor cable to make sure it is snug and properly connected. - Check for any error codes on the screen and write in [email protected].

My D-Class front motor isn't working

- Please check the front motor cable to make sure that it is snug and properly connected. - Check for any error codes on the screen and please let us know by writing to [email protected].

D-Class Pedal Assist isn't working

The first place to check when your pedal assist isn't working is to make sure that you have the bike in pedal assist 1 or greater. The PAS can get set to zero inadvertently when you are trying to navigate the display. Next please examine the Cadence

D-Class Pedal Assist Troubleshooting

Where is the controller of D-class located?

It's under the saddle, in order to remove the saddle; take the battery out. Under the saddle, you'll find 5 bolts that are holding the saddle in place. After you unscrew these 5 bolts, you'll be able to take off the saddle and see the controllers und

D-Class Light Sensor

How to adjust your D-Class derailleur?

How can I find a replacement for a lost front wheel lug nut for a D-Class bike?

There are two possible axle nuts for the front axle of a D-Class, you will need a M14x1.5mm or an M12x1.25MM nut, while we may have these available for you you may also be able to find them at your local hardware store.