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How to Replace the Battery in a Beijing Hyundai Car Key?

4 Answers
LeThomas
07/29/25 8:02pm

Here are the steps to replace the battery in a Beijing Hyundai car key: 1. First, press the small silver button at the top of the car key. 2. Grab the top and pull out the mechanical key. 3. Insert the mechanical key into the slot and twist to pry open the car key cover. 4. After opening the car key, remove the circuit board to see the battery. 5. Remove the old battery and insert the new one. 6. Finally, reattach the circuit board and close the car key cover. Additional information: Here are the body specifications for Beijing Hyundai: 1. Length: 4680mm. 2. Width: 1800mm. 3. Height: 1450mm. 4. Wheelbase: 2700mm. 5. Tire specifications: 205/55R16 or 225/45R217.

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SanJanelle
08/14/25 4:04pm

I've been repairing cars for years, and replacing the battery in a Hyundai key fob is a common minor task. There's usually a small gap on the side or back of the key. Don't force it—just gently pry open the cover with your fingernail or a coin to avoid cracking the plastic casing. The battery type is typically a CR2032 coin cell, which is easy to find at supermarkets or convenience stores. When removing the old battery, pay attention to the positive and negative markings. Insert the new battery with the positive side facing up to avoid reversing it. After closing the cover, press the lock and unlock buttons a few times to test functionality and ensure it works properly. If the battery dies, the key may not remotely control the door locks, but replacing it yourself costs just a few dollars. Be careful not to expose the key to water, and check the battery status regularly to avoid travel delays. If you encounter issues, consulting the manual or searching for tutorials online is reliable.

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VanKimberly
10/16/25 2:09am

I've been driving a Beijing Hyundai for several years, and changing the key battery is as easy as playing a game. The gap on the back of the key is easy to find, and I can pry it open with an old coin—just don't use too much force or the clips might break. The battery inside is like a small disc, model CR2032, and you can buy cheap ones at Carrefour. When replacing it, make sure the positive side faces upward before closing the cover, then press the button to see if the light flashes. If there's no response, the battery might be installed incorrectly or there could be poor contact. Doing it yourself saves you the hassle of spending hundreds at a repair shop. The battery lasts about one to two years, so it's super cost-effective to buy a pack in advance. When replacing, it's best to test with the windows closed to avoid any issues. Overall, it's a two-minute trick that's easy to master.

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KeeganLynn
11/29/25 2:57am

I've learned how to replace car key batteries. On Hyundai Beijing keys, there's a seam on the side - just carefully pry it open with a coin. The battery is a small round CR2032 type, available in supermarkets for a few yuan. When removing the old battery, note which side is positive and make sure to place the new one with the correct side up. Don't press too hard when closing the cover to avoid damaging the key. After replacement, test if the buttons work properly. If the light doesn't come on, the battery might not be properly placed or it's old and needs replacement. Doing it at home saves time, and you can use anything as a tool, like a bank card or small screwdriver. Do it safely to avoid static electricity. Keys that have been used for a long time consume batteries quickly, so it's great to prepare batteries in advance - simple, reliable, and worry-free.

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