Do it yourself
Frequently asked questions about cars and motorcycles

How to Replace the Key Battery in an Acura TLX

Model: Acura Tlx MK 5 - Years 2015-2020
Part: Key

If the key for your Acura TLX suddenly stops working, you may be facing a dead battery that needs replacement. Here’s how to perform this operation. First, use a Phillips screwdriver to remove the small screw located in the center bottom of the cover. Once done, take off the cover and open the battery compartment with a flathead screwdriver. At this point, simply replace the old battery with a new one, ensuring compatibility. Reassemble the cover, screw the screw back in, and you're done.

Updated on 21 May 2026 by ScegliAuto

Video tutorial

Related tutorials

Acura Tlx (2015-2020 / MK 5) To replace the battery in an Acura TLX, open the hood to access the components inside the engine compartment. The battery is located near the left fr…
Acura Tlx (2021-2026 / MK 6) Replacing the remote battery of the Acura TLX, as shown in this tutorial, is an extremely simple and quick task. To do this, you will only need a rep…
Acura Tlx (2015-2020 / MK 5) If you intend to replace the remote key battery for this vehicle, you will find the necessary information in the description below and can also refer…

Other guides you may be interested in

Fuses Location and Diagram for the Volkswagen Crafter

In this guide, we will look at the location of the fuse boxes and how to find their diagram for the Volkswagen Crafter. First, get inside the vehicle and start by removing the plastic cover found under the steering wheel, to access the internal fuse box; you will find another fuse box in the engine compartment by removing the plastic cover located next to the battery. At this point, use the owner's manual to find the fuse diagram, which will allow you to identify and replace any blown fuses with new ones!

Watch the video!


by ScegliAuto

More videos