Do it yourself
Frequently asked questions about cars and motorcycles

How to Replace the Key Battery of a BMW 3 Series

Model: BMW Serie 3 E92, E90, E91 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
Part: Key

See other generations:
Video tutorial

Before you begin, remove and extract the emergency key from the electric key of your BMW 3 Series by pressing the release button. Start by prying off and removing the battery cover using a large flathead screwdriver.

This will expose the dead battery of the key. Next, extract the battery from its housing, completing the disassembly. To install the new battery, simply follow these steps in reverse, and you will have finished the replacement.


Updated on 9 April 2026 by ScegliAuto


Related tutorials

BMW Serie 3 (2005-2013 / E92, E90, E91) Here’s how to replace the battery in a BMW 3 Series: open the trunk of the car (in BMWs, the battery is located in the rear) and remove the fabric/pl…
BMW Serie 3 (2005-2013 / E92, E90, E91) Follow these instructions to disassemble and replace the battery in the key fob for the BMW 3 Series E90 and 5 Series E60. First, take your key fob a…
BMW Serie 3 (2005-2013 / E92, E90, E91) This video tutorial shows the step-by-step procedure to replace the battery of the BMW 3 Series key fob. This procedure is simple and quick and is as…

How to Remove the Toll Tag Holder from the Car Windscreen

The toll tag holder is usually attached to the car windscreen to ensure that the toll tag functions immediately when passing through barriers. However, if you decide to remove the holder, you should follow this procedure: - Insert the toll tag into the holder; - Pull the holder inwards to detach it from the windscreen; you can use a glass scraper or a stiff plastic card to assist you; After removing the holder, it is essential to remove the adhesive from the windscreen. To remove the adhesive, we recommend using a solvent-based spray that will remove the glue without clouding the area.

Watch the video!


by ScegliAuto

More videos