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How to Replace the Battery in a Volkswagen Tiguan Key Fob?

3 Answers

LeMadeline

09/06/25 8:16am

Here is the method for replacing the battery in a Volkswagen Tiguan remote key fob: 1. Press the button on the mechanical key part of the remote key fob to release the mechanical key. Hold the mechanical key end with your right hand, making sure the Volkswagen logo on the remote key fob is facing upward. Use your left thumb to pry open the battery cover along the middle seam of the remote key fob with a slight force. 2. Then, use your hand to lift the other end of the battery cover along the already opened side to fully expose the battery. 3. Insert a toothpick or another fine-pointed object into the notch at the edge of the battery and gently pry it out. The battery is a 3V CR2032 alkaline battery. Insert the new battery into the battery slot, close the battery cover, and press it gently to ensure it is securely fastened.

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KiaraRose

09/18/25 7:49am

I've replaced the battery in my Tiguan key once, and it's quite simple to do it yourself. First, use a small screwdriver or a hard card to pry open the key shell, find a small groove and gently lift it. After opening it, you'll see a CR2032 button battery—be careful not to lose any small parts. When removing the old battery, avoid touching the metal contacts to prevent a short circuit. Align the new battery correctly, positive side up, and press the cover firmly. I recommend using a multimeter to test if the new battery voltage is 3V, or press the key buttons a few times after replacement to test functionality. Normally, the key will flash a light to warn of low battery, so it's good to keep a few CR2032 batteries on hand—they cost just a dollar each at the supermarket, much cheaper than at a repair shop. Regularly check the key button's responsiveness to ensure you don't get stranded with a dead battery.

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DiIsabelle

11/01/25 8:17am

Last time my Tiguan remote failed, I saved the hassle of going to a repair shop by replacing the battery myself. Just pry open the back cover of the key with a fingernail or coin, and you'll find a small round CR2032 battery inside. When replacing it, gently pull out the old one and insert the new one in the correct direction. Be careful not to use too much force and damage the plastic clips—I once cracked the shell by applying too much pressure and had to glue it back. After the replacement, the key became much more responsive. Typically, the battery lasts one to two years, depending on usage frequency. It's also a good idea to keep a spare battery in your toolbox so you can replace it promptly when the car light alerts you that the key battery is running low. Doing it yourself takes just a few minutes and saves money, much better than spending dozens of bucks at a shop.

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