Why is My Car Saying No Key Detected?

March 21, 2024

The key fob is a convenient way to unlock your car and start it. However, there are times when the car will display “No Key Detected.” This is a frustrating error message that prevents you from getting into your vehicle and starting it.

This article will explain why your car is saying no key detected and provide some troubleshooting tips to help you solve the problem. The first step is to replace the battery in your key fob. This is a quick, inexpensive, and easy fix that should resolve the problem.

Another common cause of the “No key detected” error is a damaged or malfunctioning antenna on the key fob. This antenna sends the signal that allows your car to recognize the key fob when you press the lock and unlock buttons. Interference from other electronic devices that operate on the same frequency as the key fob can also interfere with the antenna and prevent the car from recognizing the key fob.

If you have a spare key, try using that to enter the vehicle and start it. This method should work on most cars that display a “No key detected” message. If you do not have a spare key, you may be able to use the emergency starter method. This method involves opening the central armrest storage bin and inserting the key fob inside. Then, you can press the start button with the key fob to start the vehicle.


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