You have received a new mobile, a new car, or you have just replaced car radio, each of these reasons can be a good reason to learn to connect your telephone to your vehicule by Bluetooth. To do this, you are wondering how to activate Bluetooth on Audi A4, know that you are in the right place. Our team has created this content to assist you to execute this task and allow you to call in the car or connect your Android or Apple phone to it. To achieve this, firstly, we will look into the benefit that your Bluetooth car radio can provide you, then how to activate Bluetooth on Audi A4 and finally, how to activate Bluetooth hands-free kit on Audi A4.


Bluetooth car radio on Audi A4: How does it work?

Bluetooth technology: What is it?

To start this article, we will look at bluetooth technology, and more precisely on its starting point and how bluetooth works on Audi A4. Bluetooth concept was created in 1994 by the Ericsson mobile phone brand and in 1999, an interest group bringing together different technology companies was developed and Bluetooth technology was integrated into the first products. Its purpose is to supplant the infrared technology that could already transfer information wirelessly between two devices but needed to be close and not have an obstacle between the transmitter and receiver of information. Unlike infrared (IrDA) which used light waves, bluetooth functions with 2.4 Ghz radio waves, which enables it to go through objects. Generally, the transmission power will enable info to be transferred over a distance of about ten metres. As for the bluetooth operation on Audi A4, it will allow you to pair your smartphone to your vehicle’s car radio and take advantage from the basic characteristics of your car hands-free kit. This is a heavy benefit, mainly because since little while, the use of Bluetooth headsets has been forbidden in cars.

Bluetooth features on Audi A4

Let’s take a closer look at the features of Bluetooth on Audi A4. Bluetooth, as we have seen before, has the basic function of transmitting informations between two devices. However, its benefits are quite limited. Indeed, we will mainly employ Bluetooth on automobiles to:

  • Make hands-free phone calls with the sound on the speakers of your Audi A4.
  • Transmit your music by bluetooth and listen to it on the speakers of your Audi A4.
  • Retrieve your phone’s contacts from the car radio of your Audi A4
  • Manage your smartphone by voice (example: Call someone or change music)

All these specifications are close to what you could now get with a USB connection from your mobile to your Audi A4, nevertheless, not all Audi A4 versions are built with a USB port, and Bluetooth technology is turning into the norm. It enables you to avoid having to link up your mobile to your Audi A4 to take benefit of these features.

How to activate Bluetooth on Audi A4

Now let’s concentrate on the part that is probably most significant to you. How to activate Bluetooth on Audi A4? It’s nice to know that your car provides this technology, but how to do concretely if you want to phone in Bluetooth with your Audi A4? The technique is quite easy and we will demonstrate in a few steps how to activate your Bluetooth and how to pair your smartphone to your Audi A4:

  • Go to your mobile settings, then, in the “network” tab select Bluetooth and search for devices with which to pair.
  • Once the search is done, start the connection with your automobile, there should be a code in the name of the Bluetooth “Audi A4”, a code should show up on the screen of your automobile, it is up to you to verify that it is the same on the mobile and confirm the connection with the radio of your Audi A4

Second alternative, you can also carry out the manipulation directly through your car’s car radio:

    • Go to your car radio settings, “connection” tab
    • Choose the option “search for a device”
    • Select your mobile from the list, taking care to switch on the Bluetooth connection on it before handling
    • To finalize the connection, all you have to accomplish is confirm that the two codes displayed on your two devices are similar.

Now you know how to activate Bluetooth on Audi A4. All you have to do now is to benefit of all the specifications that this technology will enable you to do, such as making a phone call with Bluetooth on Audi A4, or listening to your music with Bluetooth on Audi A4. If you want to connect or activate Android Auto on your Audi A4, we have made a complete content page that should enable you to do this operation without any trouble.

How to activate Bluetooth hands-free car kit on Audi A4

Finally, last part of our content, how to activate the Bluetooth hands-free kit on Audi A4? This action is only the consequence of the technique we have just performed. Once you have achieved the previous actions, activating the hands-free kit should be a formality. Indeed, your Audi A4’s car radio should be ready to handle calls to your vehicle’s speakers and allow you to use the built-in microphone to communicate. Try to make a call to control that it is activated, otherwise you will have to go to the Bluetooth settings of your Audi A4 and switch on the “hands-free call” option. If you have trouble with the Bluetooth of your Audi A4, do not hesitate to read this content which will help you to resolve them.

If you have any additional questions about the Audi A4, do not hesitate to consult our Audi A4 category.