Why Is The Turn Signal Light Flashing Rapidly On My Car?

September 28th, 2022 by
why is the turn signal light flashing rapidly on my car?

Lexus Southwest Houston can explain why the turn signal light is flashing rapidly on your car.

The second you jump inside your personal car, you’ll be able to tell if something is different while you’re driving around. If it’s irregular performance, odors, or overall feeling of the vehicle on the road, you’ll be quick to sense something has changed since you were last in the car. For this problem, you’re preparing to make a left turn, and you see your signal to turn is flashing faster than before. Here is where a number of many different issues could be the main cause of the turn signal flashing so fast. There could be a number of issues, ranging from faulty wiring in the car, a burnt-out lightbulb being used, or you could be using aftermarket headlights that simply aren’t compatible with the car. We will guide you through the entire process of figuring out why the turn signal lights are flashing so quickly and how to get this fixed.



Your Turning Signal Lightbulb Needs To Be Changed

The Lightbulb Has Burned-Out

One of the biggest sources of a quicker-than-usual turn signal might be a burned-out lightbulb for that specific side. A burnt-out lightbulb might be an essential part of an uncomfortably fast flashing turn signal blinker that doesn’t stop because the burnt lightbulb sends an altered current through the system. While you can test out if the two turn signals are flashing faster than normal. However, it would probably be best to bring it to our service department to allow the technicians have a look.

The Aftermarket LED Bulbs Aren't Right

Using Aftermarket LED Taillights

If you identify yourself as a car enthusiast that loves to customize many components of your car, you may end up purchasing accessories that aren’t suited for your car, this could bring a host of issues. Aftermarket or custom lights may bring many problems if they aren’t compatible, and a quick blinking signal can be one of those causes. It’s always better to let us handle finding suitable car parts and help you locate compatible headlights to stop this issue.

Blown Fuse Inside of Vehicle

Blown Fuse Inside of Vehicle

This problem isn’t as simple as the reasons mentioned previously, but fixing this can go a long way toward stopping bigger issues from popping up inside your vehicle. Whether it’s faulty wiring causing problems in the turn signals circuit or a lack of power, both of these can result in similar issues. But, in some situations, this blinker issue may be the beginning of a larger problem your vehicle might have. In the end, it’s always best to bring your car to our service department and let our professionals take a look.


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Lexus Southwest Houston is your perfect location for vehicle repair in the Houston area. We are excited to repair any car or truck, regardless of the make or model. Our well-trained staff will examine your vehicle and recommend the needed repairs. Call or go online to schedule an appointment with our service center.

Posted in Service