Audi A3 - Key - DIY video guides

Do it yourself

Frequently asked questions about cars and motorcycles

Car tutorial (Do it yourself)

Motorcycle tutorial (Do it yourself)

Frequently Asked Questions

Car
Audi
A3

Audi A3 - Key

Years 2020-2027
Years 2012-2019
Years 2003-2013
Years 1996-2003

Key Audi A3 (2020-2027 / mk 4, 8 y)

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Key Fob Battery for an Audi A3
To replace the battery in the key fob for the Audi A3, start by locating the lever or button to extract the mechanical emergency key. Remove the key, then on …Read all…
Posted on 31 October 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the key fob battery for an Audi A3
To replace the battery in the key fob for an Audi A3, take the fob and locate the small slot on the side of the casing. Insert the tip of a small flat …Read all…
Posted on 9 October 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Change the Battery in an Audi A3 Remote (and Most Audi Vehicles)
To change the battery in an Audi A3 remote (and most Audis with a "smart" key from 2023 onwards), the procedure is simple. First, extract the metal blade by …Read all…
Posted on 21 September 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Key Battery on the Audi A3
To independently replace the small battery inside your latest generation Audi A3 key, read the following guide and apply the described procedure correctly. …Read all…
Posted on 4 September 2026 by ScegliAuto

Audi A3 (1996-2003 / MK 1, 8L)
How to programme a remote control in the Audi A3?
In this tutorial, we will see how to programme a remote control in the Audi A3, a very simple and quick operation to perform, for example, after replacing the …Read all…
Posted on 12 August 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Change the Key Battery on an Audi A3
Below is the procedure to replace the battery in your third-generation Audi A3 key. First, you need a small flathead screwdriver and, of course, a new battery, …Read all…
Posted on 11 August 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Change the Key Battery of an Audi A3?
Changing the remote key battery for the Audi A3 is very simple and can be done by anyone. As shown in the video, all you need is a flat tool to lever. A flat …Read all…
Posted on 4 July 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Key Remote Battery in an Audi A3
This brief guide provides instructions on how to disassemble and replace the battery of the remote key for an Audi A3. First, take the remote in hand and start …Read all…
Posted on 5 June 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
Replacing the Key Remote Battery of the Audi A3
Briefly, here are the instructions to remove and replace the battery of the key remote for the Audi A3. First, take your remote and start by removing the …Read all…
Posted on 15 April 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to change the battery of the 2023 Audi A3 key.
In today's article, we will see how to replace the battery of the 2023 Audi A3 key. For this operation, you will need a small flathead screwdriver and a CR2032 …Read all…
Posted on 29 December 2025 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to change the battery of the 2024 Audi A3 key.
In today's article, we will show you how to replace the battery of the 2024 Audi A3 key. For this operation, you will need a small flathead screwdriver. First, …Read all…
Posted on 25 November 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the battery of the Audi A3 8V key
To replace the battery in the key of your Audi A3 8v, you only need a flathead screwdriver and, of course, a new perfectly compatible battery, specifically a …Read all…
Posted on 10 October 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How do you replace the battery of the Audi A3 key?
The inability to open the central locking of one's car is most often due to a flat remote control battery, except for some exceptions, such as cold solder …Read all…
Posted on 27 July 2025 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to replace the battery of the Audi A3 remote control
Today we will explain how to replace the battery of the RS model remote control for the Audi A3. The battery we will use is a CR 2032. Pull up the top part of …Read all…
Posted on 7 July 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the battery of the Audi A3 key
When the malfunction message of the key appears on the instrument panel, the cause is almost always a depleted battery. In this case, simply replacing the …Read all…
Posted on 21 May 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the battery of the Audi A3 2015 key
The procedure necessary to complete the replacement of the battery inside the remote control of your Audi A3 (2015) is practically identical to that seen in …Read all…
Posted on 3 April 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How do you program the key of the Audi A3?
The new key that is intended to be programmed for the Audi A3 must first be inserted into the corresponding ignition block: once the dashboard has been turned …Read all…
Posted on 1 April 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
Replacement of the Audi A3 key remote battery
Today's procedure will show us how to disassemble and replace the battery of the key remote for the Audi A3, in simple steps. First, we take our remote and …Read all…
Posted on 5 March 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How do you program the key of the Audi A3?
To ensure that the key of the Audi A3 is programmed correctly, you will need to insert the blank key into the corresponding slot and turn it to position one: …Read all…
Posted on 26 February 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How do you program the key of the Audi A3?
In order to program the new key for the Audi A3, you will need to insert it into the corresponding ignition block: once the dashboard is turned on, it will be …Read all…
Posted on 13 February 2025 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How do you replace the power key battery in the Audi A3 2003?
We would like to point out that the battery replacement process for the key in this video is common to many cars, so it is not only valid for the Audi A3 2003. …Read all…
Posted on 28 January 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the battery of the 2017 Audi S3 remote control
To replace the battery of a 2017 Audi S3 remote control, we need to use a CR2032 model battery and a flathead screwdriver. Lift the key from the remote control …Read all…
Posted on 24 January 2025 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to start the car when the remote control is dead
The lack of a key means the inability to access the vehicle and start it when the remote is dead, but recent models contain an emergency key inside the remote …Read all…
Posted on 24 January 2025 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How do you program the key of the Audi A3?
In order to program the key of the Audi A3, you need to insert the key you want to program into the corresponding ignition lock: once the key has been …Read all…
Posted on 17 December 2024 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to Replace the Key Battery of the Audi A3 MK2
How do you change the battery of the remote for the Audi A3 MK2? Follow these steps: extract the spring-loaded key and notice a small button in the compartment …Read all…
Posted on 29 October 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
Replacing the remote control battery of an Audi A3
Over time, the battery that powers the remote control of the Audi A3 depletes, preventing you from opening and closing the doors: at this point, you need to …Read all…
Posted on 21 October 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
Replacing the Remote Battery of an Audi A3
If the remote for the Audi A3 does not open and close the doors, it may be due to a depleted battery. To change it, hold the remote and press the button to …Read all…
Posted on 19 October 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Key Battery of the Audi A3
If you own an Audi A3 8v (2012-2019) and the key has suddenly stopped working, do not rush to buy a new one as the solution may be much more economical and …Read all…
Posted on 10 October 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
Coding the Remote Key Buttons of the Audi A3 with the Key Inserted in the Ignition
In this video, discover how to code the buttons of the remote key for an Audi A3 so that, contrary to the norm, they can operate the boot's opening and closing …Read all…
Posted on 5 October 2026 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to replace the key battery in the Audi A3
In this mini guide, you will discover how to correctly replace the button battery located in the key of your Audi A3 second generation (2008-2010). First, …Read all…
Posted on 29 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
Replacing the rubber cover of the remote control buttons on an Audi A3 MK3
In this video, you will see how the rubber cover of the buttons on the Audi A3 remote control can deteriorate over time, necessitating its replacement. Release …Read all…
Posted on 29 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Program the Remote for the Audi A3
Today's main instructions will show you how to program the remote key for the Audi A3, especially after replacing the battery. First, take the remote in hand …Read all…
Posted on 16 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Key Battery in an Audi A3
Replacing the battery in the key of an Audi A3 model 8v is very straightforward. The steps to follow are: -insert a screwdriver into the bottom of the remote; …Read all…
Posted on 14 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to replace the key battery of an Audi A3
To replace the key battery of an Audi A3, insert a flathead screwdriver into the side where the ignition key is usually located to open the remote cover. Next, …Read all…
Posted on 8 September 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Key Battery in the Audi A3
To replace the battery inside the key of your new Audi A3 mk4 (year 2020-2023), you only need a few simple steps. First, remove the physical emergency key …Read all…
Posted on 29 August 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Reset the Key Battery Warning Light on Audi A3?
When the key battery warning light appears on the Audi A3 instrument panel, it means the battery needs to be replaced: replacing it will make the warning light …Read all…
Posted on 19 August 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Key Fob Battery for the Audi A3
Today, let's go through these brief instructions on how to disassemble and replace the battery of the Audi A3 key fob. First, take your key fob and use a thin, …Read all…
Posted on 15 August 2026 by ScegliAuto

Audi A3 (1996-2003 / MK 1, 8L)
How to Change the Key Battery of an Audi A3 8L
This short video tutorial shows the steps needed to replace the batteries in the remote key of a first-generation Audi A3, produced from 1996 to 2003. Start by …Read all…
Posted on 12 August 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Key Fob Battery in an Audi A3
The procedure for replacing the battery in the key fob of an Audi A3 requires a few simple steps. First, extract the metal key from inside the fob: to do this, …Read all…
Posted on 10 August 2026 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to Replace the Key Battery of the Audi A3 8P
In this new mini guide dedicated to your Audi A3 8P (2003-2013), we will discover the steps to replace the battery located inside the key. First, press the …Read all…
Posted on 2 October 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Battery in an Audi A3 Key?
The Audi A3 key is designed so that you do not need to remove the blade and open the entire remote to replace the battery. The only thing to do is open the …Read all…
Posted on 17 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Key Battery of the Audi A3
If the smart key of your Audi A3 third generation (2012-2019) has suddenly stopped working and you want to replace the battery inside, follow this procedure. …Read all…
Posted on 15 September 2026 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to Replace the Remote Battery in the Audi A3
In today's video, learn how to replace the remote battery in the second generation Audi A3. This tutorial also applies to other contemporary models from the …Read all…
Posted on 13 September 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Remote Battery in the Audi A3?
As shown in this tutorial, replacing the remote battery in the Audi A3 is an extremely simple and quick task. You will need a replacement CR2032 battery and, …Read all…
Posted on 13 September 2026 by ScegliAuto

Audi A3 (2020-2026 / MK 4, 8Y)
How to Replace the Key Fob Battery on an Audi A3
Replacing the battery in the key fob of an Audi A3 is a simple and quick operation. Take the key fob and first press the button located near the upper corner …Read all…
Posted on 9 September 2026 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to Replace the Ignition Barrel in the Audi A3?
To work on the ignition barrel (or ignition cylinder, as some prefer to call it), you must first remove the steering wheel, the surrounding plastics, and, of …Read all…
Posted on 9 September 2026 by ScegliAuto

Audi A3 (2003-2013 / 8P, MK 2)
How to Replace the Remote Battery of the Audi A3?
To replace the remote battery of the Audi A3, press the button on the top to fully remove the chrome part and the key. Underneath, you will find the drawer …Read all…
Posted on 6 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Remote Battery in the Audi A3?
Replacing the remote battery in the Audi A3, as we can see in this tutorial, is an extremely simple and quick operation. For this, you will need a small …Read all…
Posted on 3 September 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Replace the Remote Battery on an Audi A3
In this tutorial, you will see how to replace the remote battery on an Audi A3 by following simple steps that will guide you through the proper maintenance of …Read all…
Posted on 29 August 2026 by ScegliAuto

Audi A3 (2012-2019 / 8V, MK 3)
How to Start the Audi A3 When the Remote Battery is Flat?
In this tutorial, you will learn how to start the Audi A3 when the remote battery is flat. First, enter the cabin using the metal key, then locate the small …Read all…
Posted on 26 August 2026 by ScegliAuto

Key Audi A3 (2012-2019 / 8 v, mk 3)

Key Audi A3 (2003-2013 / 8 p, mk 2)

Key Audi A3 (1996-2003 / mk 1, 8 l)

Cigarette lighter (2) Airbag (9) Alternator (6) Speaker (1) Shocks (1) Antenna (1) Air conditioning (2) Car stereo (17) Battery (24) Air vents (11) Grille (1) Transmission (3) Spark plugs (2) Glow plugs (4) Convertible top (1) Body (12) Glove compartment (6) Control unit (4) Key (90) Trunk lock (1) Timing belt (15) V-belt (4) Air conditioner (10) A/C controls (5) Onboard computer (12) Checks and maintenance (57) Throttle body (2) Dashboard (10) Shifter boot (1) Bearing (4) MAF sensor (1) Differential (2) Brake rotors (1) Rear bench seat (2) Side marker light (1) Headlight (28) Tail light (20) Fog lights (7) Diesel particulate filter (1) Air filter (13) Cabin air filter (21) Fuel filter (2) Diesel fuel filter (8) Oil filter (1) Parking brake (1) Clutch (4) Grille (3) Fuel injectors (1) Window switch (2) Accessory kit (5) Xenon headlight kit (1) Light bulb (9) Side marker bulb (5) Headlight bulb (41) Tail light bulb (13) Interior dome light bulb (6) (4) Handle (8) Exhaust muffler (1) Trim cover (1) Engine (13) Power window motor (4) Starter motor (6) Transmission fluid (3) Engine oil (10) Clock (15) Door trim panel (32) Front bumper (16) Rear bumper (10) Brake pads (3) Hydraulic pistons (1) Shift knob (11) Pump (2) Fuel pump (6) Car door (10) Push button (2) Instrument cluster (9) Radiator (2) Heater core (8) Wheel (5) Fuse box (70) Seat (12) Crankshaft position sensor (1) Engine coolant temperature sensor (1) Door lock (7) Brake system (1) Side mirror (13) Rearview mirror (3) AdBlue warning light (2) Warning light – error code (41) Tire pressure warning light (46) Service warning light (102) Manufacturer emblem (6) Engine mount (2) Fuel cap (12) Windshield wipers (13) Thermostat (4) Tie rods (1) Drivetrain (1) Center console tunnel (4) Turbocharger (3) Valve (2) EGR valve (2) Blower motor (5) Side window (4) Steering wheel (12)

How to reset the tyre pressure warning light on the Kia Niro EV?

To reset the tyre pressure warning light on the Kia Niro EV, inflate the tyres until they reach the correct pressure value. This value is indicated on the sticker attached to the driver's door pillar. Once the tyres are inflated, turn on the instrument cluster to check that the warning light has completely disappeared from the display. If it is still present, you may need to drive for a few miles to ensure it disappears completely from the screen.

Watch the video!

by ScegliAuto