Imagine yourself driving peacefully on board your Mazda CX 5 and suddenly an engine warning light appears on your dashboard ! The most common kind of reaction is worries of risking a critical trouble. To know what precisely this light corresponds to, you will have to learn how to read an Mazda CX 5 fault codes, you may have previously heard of OBD system, this is exactly what we are going to focus on. Our writers have decided to compose this article content to enable you quickly discover the origin of this default code and to give you reassurance. To perform this, we will first look at the nature of a fault code on Mazda CX 5, then how to read an Mazda CX 5 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 Mazda CX 5 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 translate them. They will be represented by a standard format, like for example: P0255. Each data will have a precise explanation. Default codes are codes issued by the calculators of your Mazda CX 5. 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 show up. The benefit of knowing how to read a fault code on your Mazda CX 5 is that you will have gain access to to complete statistics about your vehicle which will let you to find out what issue you are facing.

How to read a fault code on my Mazda CX 5?

In this second section we will now focus specifically on what brings you on this site, how to read a fault code on Mazda CX 5. To discover this useful data you will need to to buy a diagnostic tool, also named OBD 2, named after the socket on your Mazda CX 5 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 Mazda CX 5, 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 Mazda CX 5.

How to erase the fault code Mazda CX 5

Finally, to conclude this document, we are going to explain you the process to execute to erase a fault code on your Mazda CX 5. 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 useful to erase this fault code on Mazda CX 5? In fact, erasing a fault code without resolving the trouble corresponds to burying its head in the sand. Moreover, the computer of your Mazda CX 5 is made to take decisions according to the data it collects, if a vital fault code is on, it will actually modify the engine performance to preserve it. So if you erase the fault code, be sure you solve 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 Mazda CX 5.

If you need more guides on the Mazda CX 5, go to our Mazda CX 5 category.