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 Change the Key Battery of the Citroen C3

Model: Citroen C3 FC, FN - Years 2002-2009
Part: Key

If the key of your Citroen C3 first edition (2002-2009) suddenly stops working and you want to learn how to replace the battery inside, follow these steps. First, release the emergency key by pressing the appropriate button. Then, use a simple coin to remove the rear cover and locate the exhausted button battery. Finally, remove the old battery and insert a new CR1620 battery. Refit the rear cover correctly, and you have finished.

Updated on 15 September 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the Key Battery in a Citroen C3
How to Replace the Key Battery in a Citroen C3
Citroen C3 (2002-2009 / FC, FN) How to change the battery of a Citroen C3 key? Let's see how to disassemble the C3 key battery. Take your remote key and, using a screwdriver, unscre…
How to Replace the Key Battery in a Citroen C3
How to Replace the Key Battery in a Citroen C3
Citroen C3 (2002-2009 / FC, FN) To correctly replace the button battery in your Citroen C3 Mk1 key, only a few simple steps are required, which we will discover below. First, obtain…
How to Change the Key Battery on a Citroen C3
How to Change the Key Battery on a Citroen C3
Citroen C3 (2002-2009 / FC, FN) How do you change the battery in the remote key for your Citroen C3? This video details the process. Take your remote and press the metal key release…

Other guides you may be interested in

    Frequently Asked Questions

    • C3 2016-2023 - Why don't the USB sticks on the Citoren C3 work? Read answer
    • C3 2016-2023 - What does the wrench light on my Citroen C3 mean? Read answer

How to replace the horn on a Renault Duster - Dacia Duster

Today's main instructions will show you the procedure for removing and replacing the horn or sound signal on the Renault Duster, as well as the Dacia Duster. First, open the bonnet of the vehicle and start removing the front bumper by unscrewing all the fixing screws; you will find the horn right in front of the radiator, as shown in the video. At this point, disconnect the electrical connector and unscrew the bracket screw to remove and replace the horn with the new one; finally, reassemble the front bumper!

Watch the video!


by ScegliAuto

More videos