"To manually unlock the passenger door. Put key in passenger door keyhole, lift door handle while turning key clockwise."
This happened to my daughter's car. I got this advice on bimmerfest.com and it works!!!
If the battery goes dead flat the door will still unlock manually with the key.
Use the key to unlock it. The key is manually activated. Only the keyless entries will not work when the battery is dead.
Your battery is about dead .
Put the key in the door and turn.
Use jump leads from another vehicle or charge your battery on the car
use key to manually unlock. manual unlock will not work.
If you can not unlock them with a key, you will have to call a locksmith.
Unlock the door with your key.
By using your key to unlock the door.
By inserting the key in the door lock.
By inserting the key in the door lock and turning.
Insert the key into the lock and turn it.