Do it yourself
Frequently asked questions about cars and motorcycles

How to Replace the Remote Key Battery on a Mazda CX-7

Model: Mazda Cx 7 MK 1 - Years: 2006, 2007, 2008, 2009, 2010, 2011, 2012
Part: Key

Video tutorial

Here are the instructions to disassemble and replace the battery in the remote key of the Mazda CX-7. First, take your remote and start prying open the side slot with a thin, pointed tool, removing the electronic board to access the battery compartment; take out the battery found inside, as shown in the video.

Now install the new battery, the correct type (in this case, a CR 1620); insert it the right way round and reassemble the remote, checking its functionality!


Posted on 7 May 2026 by ScegliAuto


Related tutorials

Mazda Cx 7 (2006-2012 / MK 1) In this video tutorial, follow the main steps to disassemble and replace the remote key shell of the Mazda CX-7, as well as the CX-9, Mazda 2, Mazda …
Mazda Cx 7 (2006-2012 / MK 1) In today's video tutorial, you will learn how to disassemble and replace the battery of the remote key fob for the Mazda CX-7 in simple steps. First,…
Mazda Cx 7 (2006-2012 / MK 1) To replace the battery in the remote key, first separate the part with the metal key (colloquially called the "blade") from the remote itself. Then o…

How to Open the Fuel Filler Flap in the Hyundai i30?

In this tutorial, you will learn how to open the fuel filler flap in the Hyundai i30, a very simple operation that follows the typical procedure of most vehicles. First, unlock the locks using the designated button on the remote, then open the driver's door, locate the release lever on the left side of the seat, and operate it. Next, move to the fuel filler flap, open it completely, unscrew the cap, and refuel as needed. To close the flap, simply press it gently.

Watch the video!


by ScegliAuto

More videos