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How to Replace the Battery in a Citroen Remote Key?

4 Answers
Kingston
07/29/25 4:48am

Citroen remote key battery replacement steps are as follows: 1. Prepare the car key and gently pry open the seam with a small flat-head screwdriver. 2. After creating a gap at the seam, pry the seam at the other end of the key, being careful with the force to avoid damaging the edges of the casing. 3. Remove the back cover to see the battery, then use the small flat-head screwdriver to pry out the old battery and replace it with a new one. Finally, snap the back cover back into place. Note that when installing the new battery, the positive and negative poles must be aligned the same way as the original battery. The battery model must also match the original battery model.

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DeJoseph
08/12/25 5:42pm

Last time I changed the battery for my Citroen remote key, I did it myself. First, gently pry open the key casing with a flathead screwdriver or coin, being careful not to damage the plastic edges. Then, you'll see the coin cell battery inside, usually a CR2025 model—make sure to note the positive side facing up to avoid incorrect installation. Take out the old battery, replace it with a new one, snap the casing back together, and finally test the remote functions. The whole process takes less than five minutes, but be cautious about static electricity—you can discharge it by wearing cotton gloves or touching metal first. I recommend checking the battery life regularly since it can drain even when unused for long periods. I once left my car in the garage for too long and only then realized the battery was dead. Keeping a few spare batteries in the car is much more convenient—it’s pretty awkward if the remote fails in a parking lot.

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OAubree
10/03/25 4:18am

To replace the battery in a Citroen remote key, first confirm the battery model is CR2025, then use a fine tool to pry open the casing. After opening, align the new battery correctly in the slot, ensuring the positive and negative poles are properly oriented. When reassembling the cover, avoid excessive force; press firmly with your thumb until you hear a click indicating it's locked. Don't forget to test the remote by pressing it a few times near the car door to ensure it functions properly. Batteries can be purchased at stores; choose a reputable brand to avoid low-quality ones that require frequent replacement. The key design is straightforward, allowing you to save money and time by doing it yourself.

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EthanLee
11/16/25 5:57am

When my Citroen key fob ran out of battery, my wife and I replaced it together at home. Just place the key on the table, locate the small seam along the edge, and gently pry it open with a small tool like you would when removing a phone case. Take out the old battery and replace it with a new CR2025, making sure not to reverse the positive direction. After closing the case, press the remote button—if the light comes on, you're done. The whole process is very simple, and you can even use a coin from home as a tool for convenience. Just be careful to avoid dropping the key fob to make the battery last an extra year or two.

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