359. Ratings: +514 / 0 / -1. When i had this on my 2012 320D ED, i simply went to BMW, got the battery from parts and they fitted it, got back in the car, no messages came up, all ok. I didn't need to perform any reset or clear messages etc. I have to say was a bit miffed i had to pay for a new battery for the key fob at approx 3 years old i 4792 posts · Joined 2008. #6 · Apr 5, 2010. switch good battery from a working fob to a fob that registers low battery, if you still get low battery now that you've got a working battery in it then it's the problem with a fob. 2007 infiniti fx35, 2008 mercury mariner hybrid. nissan factory shop manuals. In this video we learn how to replace the key fob battery in a 2022 bmw x3.Battery size cr2032 A: In short, to replace a BMW X5 key usually cost between $350-$1000. It depends on a few factors: Type of key. The year manufactured. Time of day & your location. Where you get a key replacement (dealer, automotive locksmith, online, etc.) Availability of code to cut a new key. Original ignition or not. What you need to do: Take out the actual key by pressing on the small button on the side and pull out the key as it pops out. Take your screwdriver and stick it on the fob cover until it pops up. Take out the battery cover and remove the old battery. Replace the new battery in place of the old one and pop back the cover. . Put the working key in the ignition. Turn to position 2 for like 1 second then back and remove the key. Press and hold the "unlock" button then press the "lock" button 3 times, you should hear all the locks cycle through. Now take the non working key and press and hold the "unlock" button then press the "lock" button 3 times. CR2032 Battery: http://amzn.to/2AeOvwvPlease click like if you like the video!Check out my main channel for more videos: Battery easy to replace like in the video pop the cover off, food for thought that fob is kinda fragile. Using the key to remove seat or open cases could easily break it. I ordered from my dealer a non chipped key (has to be factory cut in Berlin) and use it for seat and cases, cost about $20. Also pretty easy to carry a few spare fob batteries A flat battery in your BMW key fob could make it difficult or even impossible to access your vehicle. If this happens to you, replacing the battery is a quic 3. Remove the old battery: Once you've opened the key fob, you should be able to see the old battery. Remove it carefully by sliding it out of its holder or pressing gently on the clip that holds it in place. 4. Insert the new battery: Take the new battery and insert it into the holder or clip in the same orientation as the old one.

how to change bmw key battery