What to do When Your E-bike Display Isn't Working

The display on your e-bike is an important part of the riding experience. It shows important information like speed, battery level, riding mode, and more, allowing you to monitor the bike's performance and make adjustments as needed. But what happens when your e-bike display stops working? It can be frustrating and leave you wondering what to do next.

In this guide, we'll walk you through the steps to troubleshoot and fix your e-bike display, covering common problems and providing practical solutions to get you back on the road as soon as possible.

1. Check the power supply and battery

When your e-bike display stops working, the first thing to check is the power supply, especially the battery. This is the most common reason for display failure.

Low battery

If your battery is low, the display may not work properly due to low power. First, make sure your battery is fully charged. If it's low, charge it and turn the bike back on. Once the battery is full, the display should work properly.

Loose battery connection

 Sometimes, a loose connection between the battery and the bike can cause the display to not turn on. Check the battery connections to make sure they are clean and connected securely. If the connection is dirty or corroded, gently wipe it with a dry cloth or soft brush.

Bad battery

Battery failure can also cause the display to stop working. If the battery is damaged or not providing enough power, it can affect all of the bike's electrical components, including the display. If you suspect the battery is the problem, determine if the battery is working properly and replace it if you think it is.

 

2. Check the Display Wiring and Connections

Another common cause of display issues is a problem with the wiring or connections between the display and the rest of the bike’s electrical system.

Loose or Damaged Wires

Over time, the cables connecting your display to the bike may become loose, frayed, or damaged, especially after long rides or frequent vibrations. Check all the wiring and make sure everything is securely connected. If you find any loose wires or frayed cables, you may need to reconnect or replace them.

Clean the Connectors

Dirt, dust, or moisture can also interfere with electrical connections. Take a moment to inspect the connectors and clean them if necessary. Use a dry cloth or compressed air to remove any debris from the connectors and ensure that they’re dry and free from contaminants.

 

3. Look for an error code or fault indicator

Most modern e-bike displays have error codes or fault indicators to help you diagnose the problem. If your display is malfunctioning, it may show a fault code or warning message.

Consult your owner's manual

If you see a fault code on the display, consult your e-bike's owner's manual to find out what the code means, then contact customer support to resolve the issue.

Restart the display

Sometimes a simple restart can fix a malfunctioning display. Try holding the power button to turn the display off, then back on. If that doesn't work, try disconnecting the battery for a few minutes, then reconnecting it to see if that fixes the problem.

 

4. Check for Controller or Electrical System Issues

If the display still isn’t working, the issue might be with the bike’s controller or electrical system. The controller is responsible for managing the power distribution between the battery, motor, and display. If the controller is malfunctioning, it can affect the display’s functionality.

Inspect the Controller and Circuit Board

Check the controller for any obvious signs of damage or loose connections. If the controller is damaged, it may not be sending the proper signals to the display, causing it to malfunction. In this case, the controller may need to be repaired or replaced.

If you're not comfortable troubleshooting the controller yourself, it’s best to take your bike to a professional technician who can diagnose and repair the problem.

 

5. Check for Display Hardware Failure

If none of the previous steps resolve the issue, your display might have a hardware failure. Display screens can experience issues due to physical damage, wear and tear, or internal electrical failures.

Physical Damage

Check the display screen for any cracks, chips, or visible damage. If the display has suffered a physical impact, it might need to be replaced. Even small cracks can prevent the display from functioning correctly, so if the screen is damaged, replacing it may be the best option.

Internal Circuit Board Failure

If the display’s internal circuit board is faulty, it could prevent the screen from working. This kind of failure is often not visible from the outside but can require a professional technician to diagnose and fix.

 

6. Seek professional help

If you’ve tried all of the troubleshooting steps above and the display is still not working properly, it may be time to seek professional help. Qualified technicians can perform more advanced diagnostics and repairs that may be beyond your capabilities.

Warranty Coverage

If your e-bike is still under warranty, you can have the display repaired or replaced for free. Check the terms of your warranty and contact the manufacturer’s customer service for help. When you contact them, be sure to have proof of purchase and any relevant information about the problem ready, including pictures and videos, which can help you resolve the issue more quickly.

 

Conclusion

A malfunctioning e-bike display can be a major inconvenience, but it can often be fixed with just a little troubleshooting. Start by checking the power, battery, and connections, then move on to more advanced diagnostics, such as controller and software issues. If the display is physically damaged or the problem is with the internal circuitry, replacing the display may be the best option.

If the display is a simple malfunction, you can restore your e-bike display to normal operation in no time with simple troubleshooting, ensuring that you can continue to enjoy your ride and have all the information you need at your fingertips. If you’re unsure or uncomfortable diagnosing the problem yourself, feel free to seek professional help from a technician or the bike manufacturer.