Think about yourself driving calmly on board your Volvo S90 and abruptly an engine signal appears on your dashboard ! The most common kind of reaction is the fear of risking a severe problem. To know what exactly this light refers to, you will have to learn how to read an Volvo S90 fault codes, you may have already heard of OBD system, this is exactly what we are going to discuss. Our writers have decided to compose this article to help you quickly discover the source of this default code and to give you serenity. To perform this, we will first look at the nature of a fault code on Volvo S90, then how to read an Volvo S90 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 Volvo S90 fault code?

A fault code is a generic or standard code which is identical to all automotive companies , they are also known as DTC (Data Trouble Code), the point is to be sure that any diagnostic OBD can understand them. They will be represented by a standard format, like for example: P0255. Each data will have a precise interpretation. Default codes are codes issued by the calculators of your Volvo S90. 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 appear. The advantage of knowing how to read a fault code on your Volvo S90 is that you will have gain access to to precise data about your vehicle which will enable you to figure out what issue you are struggling with.

How to read a fault code on my Volvo S90?

In this second part we will now focus specifically on what brings you on the website, how to read a fault code on Volvo S90. To discover this precious data you will need to to buy a diagnostic tool, also called OBD 2, named after the socket on your Volvo S90 to which you will have to connect. These diagnostic tools are easily available for purchase, 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 need to situate the diagnostic plug on your Volvo S90, 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 Volvo S90.

How to erase the fault code Volvo S90

Finally, to finish this article, we are going to describe you the methode to accomplish to erase a fault code on your Volvo S90. 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 useful to erase this fault code on Volvo S90? In fact, erasing a fault code without solving the problem corresponds to burying its head in the sand. Additionally, the computer of your Volvo S90 is made to take resolutions according to the data it collects, if an important fault code is present, it will likely modify the engine operation to preserve it. So if you delete the fault code, make sure to fix the problem 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 Volvo S90.

To get more tips on the Volvo S90, take a look at the Volvo S90 category.