Changing a BMW key battery is a straightforward process that may be accomplished in a couple of minutes with the suitable instruments. A brand new battery will be certain that your key fob continues to perform correctly, permitting you to lock and unlock your automotive, open the trunk, and begin the engine.
Step one is to determine the kind of battery that your key fob makes use of. This info might be present in your car’s proprietor’s handbook or by looking out on-line. As soon as you understand the kind of battery you want, you should buy a substitute at your native ironmongery store or on-line.