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How to Replace the Remote Battery in an Audi A4

Model: Audi A4 B9 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Key

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Video tutorial

To replace the remote battery in an Audi A4, follow these steps: Purchase a replacement battery for the Audi A4 remote. Make sure to get a battery that is compatible with your specific remote model.

You can find this information in the car manual or by consulting an authorized Audi dealer. Place the remote on a stable surface with the button side facing down.

Look for the small battery compartment on the back of the remote. Usually, there is a tab or a small button that unlocks the battery compartment.

Check the car manual if you cannot locate the battery compartment. Use a thin object, like a small screwdriver or a coin, to open the battery compartment.

Gently pry it open. Remove the old, depleted battery from the compartment.

Make sure to note the correct orientation of the battery so you can insert the new battery correctly. Take the new battery and insert it into the battery compartment with the correct orientation.

Ensure that the battery contacts are properly aligned with the contacts in the compartment. Close the battery compartment by snapping the tab or pressing the lock button.

Make sure the compartment is securely closed to prevent the battery from falling out. Test the replaced remote by pressing one of the buttons to check if it works correctly.


Updated on 13 September 2026 by ScegliAuto


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by ScegliAuto

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