Incredible Ceiling Fan Light Flashes On And Off References. Because each issue merits a different response, it’s important to diagnose your flickering light before trying to fix it. Some people may think that replacing the led bulbs with new ones will solve the issue, but it is not always the case.

This problem is most likely due to installing lights that are too high in wattage. An old light switch or old fixture at your home may cause this issue. They flash on then off.