Imagine yourself driving quietly aboard your Mazda CX 30 and all of a sudden an engine light appears on your dashboard ! The most frequent reaction is worries of risking a serious trouble. To know what accurately this light refers to, you will have to learn how to read an Mazda CX 30 fault codes, you may have already heard of OBD system, this is exactly what we are going to take a look at. Our writers have decided to write this content page to enable you quickly find the origin of this default code and to give you reassurance. To do this, we will first look at the nature of a fault code on Mazda CX 30, then how to read an Mazda CX 30 fault code, and finally how to erase this fault code in order to turn off the light on your dashboard.

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What is a Mazda CX 30 fault code?

A fault code is a generic or standard code common to all automotive companies , they are also named DTC (Data Trouble Code), the point is to be sure that any diagnostic OBD can interpret them. They will be represented by a standard format, such as example: P0255. Each data will have a particular meaning. Default codes are codes issued by the calculators of your Mazda CX 30. These ECUs will constantly monitor your vehicle’s exhausts, pressures, mixtures and when the values exceed the limits set by the vehicle’s ECU, the fault code will appear. The advantage of understanding how to read a fault code on your Mazda CX 30 is that you will have be able to access to complete statistics about your automobile which will allow you to find out what concern you are struggling with.

How to read a fault code on my Mazda CX 30?

In this second part we will now focus specifically on what brings you on the website, how to read a fault code on Mazda CX 30. To access this precious data you will need to to purchase a diagnostic tool, also known as OBD 2, named after the socket on your Mazda CX 30 to which you will have to connect. These diagnostic tools are freely obtainable, 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 bought an OBD2 diagnostic reader, you will need to situate the diagnostic plug on your Mazda CX 30, 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 Mazda CX 30.

How to erase the fault code Mazda CX 30

Finally, to conclude this content, we are going to explain you the methode to execute to erase a fault code on your Mazda CX 30. Once you have navigated through the menus, you will access the list of active fault codes on your car. But, you will have to ask yourself an essential question, is it really productive to erase this fault code on Mazda CX 30? In fact, erasing a fault code without fixing the trouble corresponds to burying its head in the sand. Additionally, the computer of your Mazda CX 30 is made to take decisions depending to the data it collects, if a significant fault code is on, it will actually adjust the engine operation to protect it. So if you erase 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 Mazda CX 30.

If you need more guides on the Mazda CX 30, go to our Mazda CX 30 category.