The service department told me you need to plug it into the slot on the dash behind the steering wheel occasionally and leave it there while you're driving.
Mine was getting pretty unresponsive in the "remote" mode. Tried it and it worked. Good luck.
You have to have it done at the dealership.
Key fob, on my wife's for alarm
I own a 2004 Mini Cooper. If I depress the "unlock" button on the key fob, it unlocks the car. If I hold it for a longer period of time that it takes to just unlock the doors, the windows and sunroof open, too.
By driving with the key fob in the ignition.
how to program remote for mini cooper
A key fob is for instance a mini card on your keyring, for instance I have a tesco's clubcard key fob on my keyring therefore when I put petrol in my car and pay at the checkout instead of finding my clubcard I get my key fob!
how to program remote for mini cooper
You can't , it's recharged every time you drive it. Use both keys at least once every 3 or 6 months.
how to program remote for mini cooper
Ask My Nan (:
It is a CR2032 battery, widely available and used in most car alarm remotes/garage openers/various car stereo remotes.
To reset a Mini Cooper key, get in the car and close all the doors. Put the key in the ignition, turn it to the first position then back again to off and remove the key. This must be accomplished within 5 seconds.