How to Replace the Battery in a 2010 MINI Cooper Key Fob

If your Cooper remote key fob is no longer open doors properly, the cell battery most likely must to be replaced. In this post, we explained how to open your keyless entry remote and change your MINI key battery step by step.
What size battery does 2010 MINI Cooper keyless entry remote take
Prior to open keyless entry remote check all that you need: one VL2020 battery, flux, glue for plastics, soldering iron, boxcutter, soldering wire and flat head screwdriver.- 1xVL2020 battery
- razor knife
- soldering wire
- soldering iron
- flux
- flat head screwdriver
- glue
Simple steps to replace the battery in your car's key fob
A tiny button cell battery installed in the your remote key fob. To disassemble this keyless entry remote you need scoring the edges with boxcutter first.
Gently try to open your key fob with flat head screwdriver. VL2020 is rechargeable battery. To remove it from a keyless entry remote soldering iron required.
Replace old battery with new one VL2020. Battery must be placed with the same polarity as was an old. Your remote key fob will not work if you by mistake put battery wrong way.
When the new battery installed, check keyless entry remote functionality by pressing buttons. If all functions works, assemble your fob’s shell in reverse order.
The last thing to do is put your cover back on fob. Accurately try to put the two halves together by hands from top to bottom. Check your remote key fob shell for gaps. If it is not tightly closed try to repeat last step. Glue the back of the key fob.
Key Fob Battery Replacement 2010 MINI Cooper Video
Mini Cooper key fob Battery Replacement
Still not working? Buy new one