Damaged wiring between the solar panel and battery is a frequent cause of solar light failure, requiring inspection and repair. Maybe your lights suddenly stop working. Or they're dim, flickering, or shutting off earlier than expected. 1 Have you plugged it in? Is It Really Broken? The first thing you need to do is test your solar lighting to check that it is in fact. Whether you're dealing with dim lights, sensor issues, or charging concerns, these solutions will help ensure your setup runs smoothly. They provide a sustainable way to illuminate gardens, pathways, and driveways while reducing energy bills. Such as low battery, loose wiring, and so on. If your solar light is blinking on and off, there are a few things you can do to try to fix the problem. In this article, I will discuss the most common causes of solar.