2011 BMW 7-Series Key Fob Battery Replacement Guide
Key fob allow access to your 7-Series. Once the key battery is dead or weak you will lose your keyless entry fob's ability to use remote functions. It's not complicated to change the battery in your remote key fob with our instruction. All you need is described in this article.
What is the battery remote key fob usePrior to open remote key fob make sure that you have all required tools and materials: 1xCR2450 battery and flat head screwdriver.
- flat head screwdriver
- 1xCR2450 battery
Step by step guide
Inside of your remote key fob installed coin battery. Remove any internal key before you try to pry apart the key fob.
Gently try to pry apart your key with pry tools. Remove 1xCR2450 battery with flat head screwdriver.
Now it's time to install new battery in keyless entry fob's case. Be sure to connect the battery the right way around in a circuit. Your key will not work if you connect battery wrong way.
Before assembling keyless entry fob's case, make sure that all is functioning by pressing buttons on circuit board.
The last thing to do is put your cover back on fob. Gently try to assemble the two halves together by hands from top to bottom. Check your remote key fob case for gaps. If it is not firmly closed try to repeat last step.
How to replace the battery video instruction
2008 - 2015 BMW 7 Series Key Battery Replacement F01 Fob Remote
Still not working? Buy new one