CR2025。 Mercedes-Benz car key with the battery model is CR2025, this battery model and most other brands of car models use CR 2032 or different, the two can not be interchanged, so be sure to see clearly, do not make a mistake. Remove the old battery when replacing it, and replace it with a new battery. The service life of the battery will vary according to the frequency of use, but it can still be used normally for three to five years.
When the battery has been used for more than three years, there is a problem with the remote control, occasionally it will fail, and it will also prompt that the key is not inserted in the key box, which means that the battery may be somewhat insufficient, and it is recommended to replace it. When replacing the battery, it should be noted that the battery of CR 2025 is different from the battery of CR 2032, both of which are batteries with a diameter of 20MM, but the thickness of 2025 is 2.5MM, while the thickness of 2032 is 3.2MM, which is also the biggest difference between the two.
Can you choose other brands of Mercedes Benz car keys?
If you can't find the corresponding brand, that is, there is no original brand of battery, you can choose other brands of batteries, but remember that the model must be 2025, otherwise it cannot be installed, or it cannot be installed normally. For example, 2032 will be thicker than 2025, and the installation may cause other problems when the upper and lower shells cannot be closed normally, and it is also possible to cause other problems after closing, so it is not okay to forcibly replace it with other batteries.
How often do you change the Mercedes key battery
Under normal circumstances, it is no problem for the new battery to use for three years, but we have to take into account that some drivers always use one key, and some drivers will take turns to use two keys, so the life expectancy of use will be different. Relatively speaking, it is normal for the key to be used for about three years, and it is possible to exceed three years or even five years, but after the battery has been used for three years, you should pay more attention to the battery, and there may be a problem of insufficient power. If it is a long-distance trip, it is recommended to bring a spare key or a spare battery, which will be more assured.
Is the battery of the Mercedes Key easy to change
The battery replacement of the key is not difficult, just remove the old battery and install the new battery. However, it should be noted that when removing the key, the key case may be scratched. Therefore, if you are not sure, you can completely let the technicians help replace it during the maintenance of the vehicle, which will be more assured. After the replacement of the old battery remember not to be put together with ordinary garbage, should be placed in a special battery recycling place.
Tips
The model used by the Mercedes-Benz key battery is somewhat different from other brands, and the model of the battery must be clearly seen when replacing. You can see its model and voltage value on the surface of the battery, and remember that these parameters should be consistent between the old and new batteries, so that they will not affect the use of the key.