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How to Replace the Remote Battery of the MG 3?

Model: MG 3 MK 2 - Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
Part: Key

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Video tutorial

In this tutorial, you will see how to replace the remote battery of the MG 3, a very simple and quick operation. For this, you will need a small flathead screwdriver and a replacement CR2032 battery.

First, extend the emergency metal key by pressing the designated button, then pry in the newly exposed slot to unlock the back cover. At this point, remove the old battery, insert the replacement while respecting the polarity, and reassemble everything by following the reverse procedure.


Updated on 23 September 2026 by ScegliAuto


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Where are the fuses located on the Renault Laguna?

On the Renault Laguna, the fuses are located inside the fuse boxes installed in the vehicle: in this car model, you will find two boxes for containing the fuses. The first is in the fuse box on the left side of the dashboard, accessible by opening the driver's door: here you will find the fuses for the windscreen wipers, fog lights, horn, etc. The second box is located on the right side of the engine compartment: here you will find the fuses for the dipped headlights, radiator fan, alternator, etc.

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by ScegliAuto

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