Volkswagen Key Fob Battery Replacement: A Complete Guide

Is your Volkswagen key fob not responding correctly? It may be time to replace the battery. Here are the signs to look for, steps to replace it, and maintenance tips to keep it in good condition.
volkswagen key fob battery replacement

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If you own a Volkswagen, you know how important your key fob is to easily access and start your vehicle. However, if the battery in your key fob dies, it can be frustrating and even leave you stranded. In this guide, we’ll provide you with a step-by-step process for replacing the battery in your Volkswagen key fob, along with tips for maintaining your key fob to extend its lifespan.

Signs that your Volkswagen Key Fob Battery Needs to be Replaced

The key fob battery in a Volkswagen typically lasts for several years. However, as the battery begins to wear down, you may notice certain symptoms that indicate it’s time to replace it. Here are some common signs to look out for:

  • Warning Light: If the warning light on the dashboard of your Volkswagen illuminates, it could be a sign that the battery in your key fob is low and needs to be replaced. Typically, the warning light will look like a small battery symbol.
  • Remote Not Responding: If you notice that your key fob is not responding as it should, it could be a sign that the battery needs to be replaced. This could mean that it takes longer to lock or unlock your car doors or that you have to be very close to your vehicle for the key fob to work.
  • Low Battery Message: In some cases, you may receive a message on your Volkswagen’s display that indicates the battery in your key fob is low and needs to be replaced.

Steps for Replacing Your Volkswagen Key Fob Battery

Replacing the battery in your Volkswagen key fob is a relatively simple process that you can do yourself. Here are the steps to follow:

  • Step 1: Open the Key Fob – To open your Volkswagen key fob, locate the small switch on the back of the fob and slide it to release the key. Once the key is removed, you can use a small flathead screwdriver to pry open the case.
  • Step 2: Remove the Old Battery – Once the case is open, you’ll see the battery inside. Use your screwdriver to gently pry the battery out of its holder. Be sure to note the orientation of the battery before removing it.
  • Step 3: Install the New Battery – Take your new battery and insert it into the holder, making sure that it’s oriented correctly. The positive (+) side should be facing up.
  • Step 4: Close the Key Fob – Carefully snap the two halves of the key fob back together. Make sure that the key blade is aligned properly before sliding it back into place.

Tips for Maintaining Your Volkswagen Key Fob

To extend the lifespan of your Volkswagen key fob, here are some simple tips to follow:

  • Keep It Dry: Avoid exposing your key fob to water, as this can damage the internal components. If your key fob does get wet, dry it off immediately with a soft cloth.
  • Keep It Cool: Avoid leaving your key fob in hot and dry places like your car’s dashboard or in direct sunlight. Extreme heat can damage the battery and other components.
  • Keep It Away From Electromagnetic Fields: Avoid placing your key fob near electronic devices like cell phones or laptops, as this can interfere with the fob’s signal.


Conclusion, a malfunctioning Volkswagen key fob can be frustrating, but replacing the battery can solve the problem. By following the steps we have provided, you can easily replace the battery yourself or take it to a professional automotive locksmith service like Affordable Locksmith. Don’t forget to take good care of your key fob to extend its lifespan and prevent future issues. If you need any assistance with your key fob, feel free to contact us at A1 Affordable Locksmith.

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