How to Start A 2021 - 2023 Hyundai Elantra With Dead Remote Key Fob Battery "Key Not Detected"

A video tutorial on how to start a 2021 - 2023 Hyundai Elantra with a remote key fob that has a dead battery or is showing the error message Key Not Detected.

The video on how to replace the dead battery in your Hyundai Elantra key fob is HERE    • 2021 - 2023 Hyundai Elantra Key Fob B...  

If your Hyundai Elantra remote fob key has a dead, bad or broken battery the dash may display KEY NOT DETECTED when you attempt to start it. To start the Hyundai Elantra with a remote key fob that is not working: Depress the brake pedal then use the Hyundai Elantra remote key fob to press the start button.

This video will show you how to start a Hyundai Elantra that has a dead or broken key fob battery, or is otherwise showing the Key Not Detected notification on the following models:
2021 Hyundai Elantra
2022 Hyundai Elantra
2023 Hyundai Elantra

DIY keyless entry remote fob and smart key programming instructions available at https://www.ProgramYourRemote.com/

DIY Ignition key programming procedures available at https://www.ProgramAutoKeys.com/

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