Imagine yourself driving peacefully aboard your Citroen C4 Cactus and suddenly an engine light shows up on your dashboard ! The most common response is the worry of risking a critical issue. To know what precisely this light corresponds to, you will have to learn how to read an Citroen C4 Cactus fault codes, you may have previously heard about OBD system, this is exactly what we are going to talk about. Our writers have decided to produce this article to enable you fairly quickly locate the origin of this default code and to give you serenity. To do this, we will first take a look at the nature of a fault code on Citroen C4 Cactus, then how to read an Citroen C4 Cactus fault code, and finally how to erase this fault code to be able to turn off the light on your dashboard.


What is a Citroen C4 Cactus fault code?

A fault code is a generic or standard code which is identical to all automotive companies , they are also identified as DTC (Data Trouble Code), the purpose is to guarantee that any diagnostic OBD can translate them. They will be symbolized by a standard format, like for example: P0255. Each data will have a special meaning. Default codes are codes issued by the calculators of your Citroen C4 Cactus. These ECUs will constantly 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 benefit of understanding how to read a fault code on your Citroen C4 Cactus is that you will have be able to access to precise data about your automobile which will enable you to find out what concern you are standing in front of.

How to read a fault code on my Citroen C4 Cactus?

In this second section we will now focus specifically on what brings you on this website, how to read a fault code on Citroen C4 Cactus. To discover this useful data you will need to to obtain a diagnostic tool, also named OBD 2, named after the socket on your Citroen C4 Cactus to which you will have to connect. These diagnostic tools are freely available in the market, 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 obtained an OBD2 diagnostic reader, you will have to identify the diagnostic plug on your Citroen C4 Cactus, 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 Citroen C4 Cactus.

How to erase the fault code Citroen C4 Cactus

Finally, to conclude this content, we are going to describe you the manipulation to perform to erase a fault code on your Citroen C4 Cactus. 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 important question, is it really productive to erase this fault code on Citroen C4 Cactus? Absolutely, erasing a fault code without dealing with the issue corresponds to burying its head in the sand. In addition, the computer of your Citroen C4 Cactus is made to take decisions according to the data it collects, if a very important fault code is present, it will possibly adapt the engine general performance to protect it. So if you delete the fault code, make sure to resolve the problem to which it is linked. 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 C4 Cactus.

If you want more tutorials on the Citroen C4 Cactus, go to our Citroen C4 Cactus category.