Think about yourself driving calmly on board your volvo v40 and suddenly an engine warning light shows up on your dashboard ! The most common kind of response is worries of risking a major problem. To know what exactly this light refers to, you will have to learn how to read an volvo v40 fault codes, you may have already heard of OBD system, this is precisely what we are going to take a look at. Our writers have chosen to publish this content to help you quickly discover the origin of this default code and to give you serenity. To do this, we will first look at the nature of a fault code on volvo v40, then how to read an volvo v40 fault code, and finally how to erase this fault code in order to turn off the light on your dashboard.
What is a volvo v40 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 goal is to ensure that any diagnostic OBD can translate them. They will be represented by a standard format, such as example: P0255. Each data will have a precise meaning. Default codes are codes issued by the calculators of your volvo v40. These ECUs will continuously monitor your vehicle’s exhausts, 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 volvo v40 is that you will have be able to access to complete statistics about your vehicle which will allow you to understand what issue you are facing.
How to read a fault code on my volvo v40?
In this second section we will now focus specifically on what brings you on this website, how to read a fault code on volvo v40. To access this useful data you will need to to acquire a diagnostic tool, also named OBD 2, named after the socket on your volvo v40 to which you will have to connect. These diagnostic tools are freely 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 have to discover the diagnostic plug on your volvo v40, it is established 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 v40.
How to erase the fault code volvo v40
Finally, to finish this document, we are going to describe you the manipulation to execute to erase a fault code on your volvo v40. 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 beneficial to erase this fault code on volvo v40? In fact, erasing a fault code without fixing the problem corresponds to closing its eyes to the fact. Additionally, the computer of your volvo v40 is made to take decisions depending to the data it collects, if an essential fault code is on, it will actually adjust the engine comportment to protect it. So if you get rid of the fault code, remember to solve the issue 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 volvo v40.
To discover more tips on the volvo v40, take a look at the volvo v40 category.
