Think about yourself driving calmly on board your Citroen Xantia and abruptly an engine signal shows up on your dashboard ! The most standard reaction is the fear of risking a serious trouble. To know what exactly this light refers to, you will have to learn how to read an Citroen Xantia fault codes, you may have already read about OBD system, this is exactly what we are going to talk about. Our editors have chosen to publish this content to enable you fairly quickly find the origin of this default code and to give you serenity. To achieve this, we will first take a look at the nature of a fault code on Citroen Xantia, then how to read an Citroen Xantia fault code, and finally how to erase this fault code to be able to turn off the light on your dashboard.

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What is a Citroen Xantia fault code?

A fault code is a universal or standard code common 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 symbolized by a standard format, such as example: P0255. Each info will have a particular interpretation. Default codes are codes issued by the calculators of your Citroen Xantia. These ECUs will continuously monitor your vehicle’s emissions, pressures, mixtures and when the values exceed the limits set by the vehicle’s ECU, the fault code will emerge. The advantage of understanding how to read a fault code on your Citroen Xantia is that you will have be able to access to complete data about your car which will allow you to figure out what problem you are standing in front of.

How to read a fault code on my Citroen Xantia?

In this second part we will now focus specifically on what brings you on this website, how to read a fault code on Citroen Xantia. To discover this valued info you will need to to acquire a diagnostic tool, also called OBD 2, named after the socket on your Citroen Xantia to which you will have to connect. These diagnostic tools are freely available to buy, 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 purchased an OBD2 diagnostic reader, you will have to identify the diagnostic plug on your Citroen Xantia, it is located 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 Citroen Xantia.

How to erase the fault code Citroen Xantia

Finally, to finish this article, we are going to explain you the process to do to erase a fault code on your Citroen Xantia. Once you have navigated through the menus, you will access the list of active fault codes on your car. However, you will have to ask yourself an important question, is it really useful to erase this fault code on Citroen Xantia? In fact, erasing a fault code without resolving the trouble corresponds to burying its head in the sand. Moreover, the computer of your Citroen Xantia is made to take resolutions depending to the data it collects, if a crucial fault code is on, it will actually adjust the engine comportment to preserve it. So if you delete the fault code, make sure to solve the problem to which it is connected. 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 Citroen Xantia.

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