Troubleshooting LED Strip Lights: Common Issues and Their Solutions

By LED Lighthouse

Dive into the world of LED strip lights troubleshooting as we uncover the most common issues that plague these versatile lighting solutions. From flickering lights to colour inconsistencies, this blog offers valuable insights into identifying and resolving problems with LED strip lights. Explore practical solutions and expert tips to ensure your LED strip lights shine brightly and flawlessly in any setting.

In our quest to create unique and visually appealing spaces, LED strip lights have emerged as a popular choice, enhancing aesthetic appeal while also providing energy-efficient lighting. However, like any electronic product, you may occasionally encounter situations where your strip light is not working. This article aims to delve into the common problems with LED light strips and provide comprehensive guidance on how to fix LED strip lights, ensuring you continue to enjoy their full benefits.

LED strip lights, also known as LED tape or LED ribbon, are flexible circuit boards populated by surface-mounted light-emitting diodes (LEDs) and other components. Known for their versatility, LED strips can be used in a wide array of applications, from accent lighting and signage to task lighting and even general room lighting in your home. However, despite their many benefits, users may encounter issues while operating them. 

LED Strip Broken LEDs on a Cork Board

6 Common Issues with LED Strip Lights and How to Fix Them:

1. Flickering LED Strips:

The most common issue that users face is flickering LED strip lights. Flickering can be due to issues with voltage, current, or a poor connection.

To fix flickering LED strips, begin by checking the power supply. Ensure that the power supply voltage aligns with the LED strip voltage. Next, check all connections for any loose wires or corrosion. If you’re using a dimmer, make sure it is LED-compatible.

2. Colour Inconsistencies:

Sometimes, the light strips display different colours along their length, causing a rainbow-like effect. This colour inconsistency can be attributed to uneven voltage distribution or faulty LED chips. Reset the LED strip and the controller. If the problem persists, there could be a defective chip that needs replacing, which might require replacing the entire LED strip.

Ensure you buy high-quality LED strips to avoid such issues.

3. Dead LEDs:

Dead LEDs are another common problem where certain sections or individual LEDs on the strip stop working. This could be due to a weak connection, manufacturing defects, or improper handling that may have caused physical damage. Dead LEDs or sections may require the replacement of the faulty part or even the entire strip. However, if a loose connection is the cause, fixing the connection can solve the problem.

4. Adhesive Failure:

The adhesive on the LED strips may fail, leading them to fall off from the surface they were attached to. This can happen due to improper installation, exposure to heat and humidity, or simply poor-quality adhesive. Clean and dry the surface thoroughly before applying the strip. If the problem persists, consider using a stronger adhesive or additional mounting clips.

For more information check out our Buyers Guide to Adhesive Failure

5. Controller Problems:

If the remote control or app that controls the LED strips isn’t working, it might be a controller problem. Try resetting the controller, re-pairing it with the LED strip, or even replacing the batteries. If the issue persists, it might be time for a new controller.

6. Power Supply Issues:

Problems with the power supply can lead to a variety of issues like flickering, low light, or dead LEDs. Check the power supply to ensure it is not damaged and is providing the correct voltage. If your LED strip lights won’t turn on, you might need to replace the LED Driver. Check out What is an LED Driver?

LED strip lights offer a convenient and cost-effective lighting solution. Understanding and addressing these common issues will help you ensure their longevity and optimal performance. Moreover, investing in high-quality LEDs can reduce the likelihood of facing these problems, making them a worthwhile investment for your lighting needs.

Flickering LEDs



Adhesive Failure on LED Strip



LED Light Controller

Troubleshooting and Fixing LED Light Strips

As we have identified the common problems and their solutions, it’s important to understand the basic steps for troubleshooting LED strip lights:

  • 1.) Identify the Problem: Isolate the issue by identifying the symptoms – flickering, colour inconsistency, sections not lighting up, etc.
  • 2.) Check the Connections: Inspect all connections for any loose wires or corrosion. Poor connections often result in issues such as flickering or dead LEDs.
  • 3.) Inspect the Power Supply: Test your LED Driver is functioning correctly and providing the appropriate voltage and current.
  • 4.) Test the Controller: If you’re using a remote control or an app, ensure it’s paired correctly and functioning as it should.
  • 5.) Consider Replacement: If after all these steps, your strip light is not working, consider replacing the faulty component – it could be the strip itself, the power supply, or the controller.

Preventative Issues with LED Strips

Preventive Measures

Prevention is better than cure, and this stands true for maintaining your LED lights as well. Here are some preventative measures to keep your strip lights in optimal condition:

– Proper Installation: Follow the manufacturer’s guidelines for installation. Ensure your surface is clean and dry before applying the strip, and avoid bending the strip at sharp angles.

– Correct Power Supply: Always use the correct power supply as indicated by the LED strip’s voltage and current requirements.

– Adequate Heat Dissipation: If the LED strips are encased or covered, ensure there is enough space or material for heat to dissipate and use the correct LED Profiles / Composite Covings.

– Regular Maintenance: Regularly dust and clean your LED strips and check their connections to ensure they are secure and corrosion-free.

Troubleshooting LED Strip Light

Troubleshooting LED Strip Lights Summary

LED strip lights are an attractive, energy-efficient solution for your lighting needs. However, they can sometimes present problems like flickering, overheating, or adhesive failures. By understanding the potential issues and knowing how to fix LED strip lights, you can ensure they continue to provide reliable service and enhance the aesthetics of your spaces. Broken or faulty LEDs can brake concentration so it important that they are changed if they are stationed in offices, schools and shops to make sure your staff/students/customers are engaged.

For in-depth information on the topics covered in this article, you can check out these video tutorials and detailed guides. Additionally, for reliable and long-lasting LED strip lights, consider purchasing from the recommended brand, known for its high-quality products and exceptional customer service.

Remember, regular maintenance and care are the keys to long-lasting LED strip lights. By investing a little time and effort in maintaining your LED strips, you can enjoy vibrant and hassle-free lighting for years to come.

Home Installation of LED Strips

LED Driver Calculator

By LED Lighthouse

Try our LED Driver calculator to work out the size of the LED power supply required for your LED installation.

More Resources

By LED Lighthouse

Below are a few useful guides to helping you choose the right LED lighting for you project. Please feel free to contact us with any questions.

About LED Lighthouse

Specialist supplier of quality LED lighting

Established in 2011, we are dedicated to supplying quality LED lighting at an affordable price. We offer LED Lights and components from some of the best manufacturers including Integral, Samsung, Epistar, Meanwell and Ltech.
Due to customer demand, in recent years we've grown to specialise in LED Strip Lights and associated parts, developing many of our own products.