Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace the Key Fob Battery for the BMW 3 Series

Model: BMW Serie 3 E46 - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Part: Key

See other generations:
Video tutorial

Let's discover the instructions that will show you how to disassemble and replace the battery of the key fob for the BMW 3 Series. First, take your key fob and start prying on the side of the shell, as well as on the central slot; this will open the fob into two parts, giving access to the circuit board and the battery, as shown in the video.

At this point, remove and replace the battery with a new one of the correct type and with the same designation; insert it in the correct orientation and reassemble the circuit board, perfectly putting the key shell back together!


Updated on 27 September 2026 by ScegliAuto


Related tutorials

How to Replace the BMW 3 Series Key Fob Battery
How to Replace the BMW 3 Series Key Fob Battery
BMW Serie 3 (2005-2013 / E92, E90, E91) In a few simple steps, we will see the instructions that will allow you to disassemble and replace the battery of the BMW 3 Series key fob. First, ta…
How to Replace the Key Fob Battery on BMW 3 Series
How to Replace the Key Fob Battery on BMW 3 Series
BMW Serie 3 (2012-2019 / F31, F30) Let's replace the key fob battery on the BMW 3 Series: Take your key fob and press the button to release the metal key. Once extracted, use a screwdr…
Replacing the Key Fob Battery for BMW 3 Series
Replacing the Key Fob Battery for BMW 3 Series
BMW Serie 3 (2012-2019 / F31, F30) Today's main instructions will show you how to disassemble and replace the battery in the key fob for the BMW 3 Series. First, take your key fob and …

How to reset the tyre pressure warning light on the Kia Niro EV?

To reset the tyre pressure warning light on the Kia Niro EV, inflate the tyres until they reach the correct pressure value. This value is indicated on the sticker attached to the driver's door pillar. Once the tyres are inflated, turn on the instrument cluster to check that the warning light has completely disappeared from the display. If it is still present, you may need to drive for a few miles to ensure it disappears completely from the screen.

Watch the video!


by ScegliAuto

More videos