The battery replacement is a single C-R-2-0-3-2 coin battery. These can be found at any general store or your favorite online retailer.
- Press the button to remove the valet key.
- Then pull back the back cover to remove the outer housing.
- Using a small flathead screwdriver, gently pull the battery out to remove the battery from the clips.
- Insert the new battery in the same position.
- Slide the outer housing in place until you hear a click.
- Slide the valet key into the bottom part of the housing and you’ll hear another click.
Links to BMW USA How-To Videos:
