Think about yourself driving peacefully aboard your Audi E-Tron and suddenly an engine warning light shows up on your dashboard ! The typically seen reaction is the fear of risking a critical issue. To know what accurately this light refers to, you will have to learn how to read an Audi E-Tron fault codes, you may have previously heard about OBD system, this is exactly what we are going to take a look at. Our editors have chosen to compose this content page to help you quickly locate the origin of this default code and to give you serenity. To perform this, we will first examine the nature of a fault code on Audi E-Tron, then how to read an Audi E-Tron fault code, and finally how to erase this fault code to be able to turn off the light on your dashboard.


What is a Audi E-Tron fault code?

A fault code is a universal or standard code which is identical to all manufacturers , they are also known as DTC (Data Trouble Code), the point is to guarantee that any diagnostic OBD can read them. They will be represented by a standard format, like for example: P0255. Each data will have a special explanation. Default codes are codes issued by the calculators of your Audi E-Tron. These ECUs will constantly monitor your vehicle’s exhausts, pressures, mixtures and when the values exceed the limits set by the vehicle’s ECU, the fault code will appear. The benefit of knowing how to read a fault code on your Audi E-Tron is that you will have access to complete info about your car which will enable you to find out what problem you are standing in front of.

How to read a fault code on my Audi E-Tron?

In this second section we will now focus specifically on what brings you here, how to read a fault code on Audi E-Tron. To discover this precious data you will need to to get a diagnostic tool, also referred to as OBD 2, named after the socket on your Audi E-Tron to which you will have to connect. These diagnostic tools are freely available, you will be able to find some in Bluetooth version which connects to your phone and some standard versions with a reader associated to the socket, as far as price is concerned, you will be able to find models between 30 and 100 euros. Once you have acquired an OBD2 diagnostic reader, you will have to locate the diagnostic plug on your Audi E-Tron, it is based on the left side of your steering column on the lower part of your dashboard, behind a hatch. It is easy to locate because it is triangular shaped and has 16 pins. All you have to do is connect with your diagnostic tool to read the fault code of your Audi E-Tron.

How to erase the fault code Audi E-Tron

Finally, to finish this content, we are going to describe you the manipulation to do to erase a fault code on your Audi E-Tron. Once you have navigated through the menus, you will access the list of active fault codes on your car. Nevertheless, you will have to ask yourself an essential question, is it really good to erase this fault code on Audi E-Tron? In fact, erasing a fault code without fixing the issue is like closing its eyes to the fact. Furthermore, the computer of your Audi E-Tron is made to take decisions according to the data it records, if an important fault code is present, it will likely adapt the engine operation to preserve it. So if you get rid of the fault code, make sure to fix the issue to which it is associated. Some OBD diagnostic tools do not allow you to do this. You have a dedicated navigation menu on most diagnostic tools that should allow you to clear this fault code on Audi E-Tron.

If you want more tutorials on the Audi E-Tron, go to our Audi E-Tron category.