How long does the battery of the Boyue car key last?

2 Answers
LaTeagan
07/29/25 5:35pm
The battery of the Boyue car key can last for about 3 years, depending on the frequency of use. The method to replace the car key battery is as follows: 1. Place the key sideways, press the button and pull out the mechanical key; 2. Use the mechanical key to pry open the key shell from the position where the mechanical key was removed; 3. Push the two clips holding the battery outward to remove the old battery; 4. Replace it with a new battery of the same model. Taking the 2021 Boyue as an example, it belongs to the compact SUV category, with a body size of 4519mm in length, 1831mm in width, and 1694mm in height, and a wheelbase of 2670mm. The car is equipped with a 1.8L turbocharged engine, with a maximum power of 120kW and a maximum torque of 250Nm, paired with a 6-speed manual transmission.
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EmiliaDella
08/14/25 8:46am
I've driven the Boyue a few times, and the key fob battery typically lasts between 1 to 3 years, depending on how frequently you use it. For example, I usually rely on the remote to unlock and lock the car, and opening the trunk more often will drain the battery faster. Additionally, temperature plays a significant role—battery capacity drops in winter or hot summer climates, weakening the signal. I should remind you not to wait until the battery is completely dead before replacing it. Pay attention if the key's effective range shortens, like when it stops responding from 10 meters away—that's when you should replace the battery. The model is usually a CR2032, which costs just a few bucks at the supermarket. You can easily pry open the key's back cover with a coin to replace it, making sure the positive side faces up. The key design is straightforward, so after replacing, test the button responsiveness. Remember, regular checks can save you the embarrassment of being locked out.
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