A replacement key fob battery costs between $5 and $15. Most key fobs use coin-shaped batteries like CR2032. Some fobs may require two batteries. You can replace the battery yourself, which saves money compared to dealer services. Dealer costs for fob replacement range from $200 to $350.
To replace a key fob battery, gather some basic tools. You will likely need a small screwdriver, such as a Phillips or flathead, and a replacement battery compatible with your fob model. Gently open the key fob, remove the old battery, and replace it with the new one. Ensure that the new battery is inserted correctly, matching the positive and negative sides.
Additionally, keep in mind that some key fobs have a built-in security feature. This feature may require reprogramming after battery replacement. If unsure, consult your vehicle’s manual or visit a professional.
As you proceed with your key fob battery replacement, consider the next steps for maintaining your key fob’s functionality. In the following section, learn more about how to extend the lifespan of your key fob battery and signs that it may need replacement again soon.
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