BMW 3 Owners & Service Manuals

BMW 3: Replacing the battery

1. Remove the integrated key from the vehicle key.

2. Place the integrated key underneath the battery compartment cover, arrow 1, and lift the cover with a lever movement of the integrated key, arrow 2.

Opening and closing

3. Push battery in the direction of the arrow using a pointed object and lift it out.

Opening and closing

4. Insert a type CR 2032 battery with the positive side facing up.

5. Press the cover closed.

6. Push the integrated key into the vehicle key until the integrated key engages.

Have old batteries disposed of by a dealer's service center or another qualified service center or repair shop or take them to a collection point.

Additional vehicle keys

Additional vehicle keys are available from a service center or another qualified service center or repair shop.

Loss of vehicle keys

A lost vehicle key can be blocked and replaced by a dealer's service center or another qualified service center or repair shop.

If the lost vehicle key has an assigned driver profile, the connection to this vehicle key must be deleted. A new vehicle key can then be assigned to the driver profile.

    READ NEXT:

     Malfunction

    General information A Check Control message is displayed. Vehicle key recognition by the vehicle may malfunction under the following circumstances: The battery of the vehicle key is discharged. In

     Integrated key

    General information The driver's door can be locked and unlocked without the vehicle key using the integrated key. The integrated key also fits the glove compartment. Safety information Warning For

     Buttons for the central locking system

    General information In the event of a severe accident, the vehicle is automatically unlocked. The hazard warning system and interior lights come on. Overview Buttons for the central locking system. L

    SEE MORE:

     Seat heating

    Overview Front Seat heating Rear Seat heating Switching on Press the button once for each temperature level. The maximum temperature is reached when three LEDs are lit. When ECO PRO is activated the heating output is reduced. If the trip is continued within approx. 15 minutes after a stop, se

     Child restraint systems with tether strap

    Safety information Warning If the upper retaining strap is incorrectly used for the child restraint system, the protective effect can be reduced. There is a risk of injury. Make sure that the upper retaining strap does not run over sharp edges and is not twisted as it passes the upper anchor. Warn

    © 2019-2026 Copyright www.bmw3g20.com