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How to Change the Key Battery of a 500

Model: Fiat 500 312 - Years: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
Part: Key

See other generations:
Video tutorial

How to change the battery of a 500 key? Let's see how to open the remote for the 500. Press the release button on the metal key. Once the metal key pops out, use a screwdriver to unscrew the screw located in the key cover (in the space where the key fits).

Replace the battery in the key with a small screwdriver.

Secure the battery in the plastic and then insert it back into the plastic key. Check the remote's functionality by pressing the buttons. Replace the battery with one of the same size and voltage.


Updated on 28 March 2026 by ScegliAuto


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How to open the boot if it is stuck on a Mercedes B-Class?

On the Mercedes B-Class, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In this case, perform the emergency opening by following the simple procedure shown in this tutorial. First, unlock the locks with the remote control, then open the rear doors and, by operating the indicated lever, lower the backrest of the seat. Next, go inside the boot, locate the indicated gap, and manually unlock the lock using a small screwdriver.

Watch the video!


by ScegliAuto

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