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 of a Ford Focus

Model: Ford Focus MK 2, Focus 2 - Years: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Part: Key

See other generations:
Video tutorial

How do you replace the key fob battery of a Ford Focus? Follow these steps. Take your key fob and use a screwdriver to pry around the cover cap (remove it). Pry between the two halves until they separate, then extract the worn battery using a screwdriver.

Get a new battery of the same size and voltage. Refit the cap onto the key fob cover until you hear it click into place.

Check the proper functioning of the key fob by testing the door lock and unlock buttons.


Updated on 10 March 2026 by ScegliAuto


Related tutorials

How to Replace the Remote Battery of the Ford Focus?
How to Replace the Remote Battery of the Ford Focus?
Ford Focus (2011-2018 / MK 3) When the remote for your Ford Focus stops working, the cause is almost always a flat battery. To replace the remote battery of a Ford Focus, you must…
Replacing the Key Fob Battery for a Ford Focus
Replacing the Key Fob Battery for a Ford Focus
Ford Focus (2011-2018 / MK 3) Below are the steps to disassemble and replace the battery of the key fob for a Ford Focus. First, take your key fob and start by removing the rear c…
How do you replace the battery of the Ford Focus remote control?
How do you replace the battery of the Ford Focus remote control?
Ford Focus (2011-2018 / MK 3) To replace the battery of the Ford Focus remote control, you need to pry with an object like a screwdriver at the bottom of the device: by doing so, …

Other guides you may be interested in

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