Think about yourself driving quietly aboard your Mercedes Cla and all of a sudden an engine light appears on your dashboard ! The most frequent kind of reaction is worries of risking a critical trouble. To know what exactly this light corresponds to, you will have to learn how to read an Mercedes Cla fault codes, you may have already heard about OBD system, this is precisely what we are going to talk about. Our writers have chosen to produce this article to help you fairly quickly locate the origin of this default code and to give you peace of mind. To do this, we will first look at the nature of a fault code on Mercedes Cla, then how to read an Mercedes Cla fault code, and finally how to erase this fault code to be able to turn off the light on your dashboard.

read-fault-codemercedes-cla

What is a Mercedes Cla fault code?

A fault code is a generic or standard code common to all manufacturers , they are also known as DTC (Data Trouble Code), the objective is to be sure that any diagnostic OBD can understand them. They will be represented by a standard format, such as example: P0255. Each info will have a particular interpretation. Default codes are codes issued by the calculators of your Mercedes Cla. 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 emerge. The benefit of understanding how to read a fault code on your Mercedes Cla is that you will have be able to access to specific statistics about your vehicle which will allow you to figure out what problem you are standing in front of.

How to read a fault code on my Mercedes Cla?

In this second section we will now focus specifically on what brings you on this website, how to read a fault code on Mercedes Cla. To discover this precious info you will need to to acquire a diagnostic tool, also named OBD 2, named after the socket on your Mercedes Cla 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 have to find the diagnostic plug on your Mercedes Cla, 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 Mercedes Cla.

How to erase the fault code Mercedes Cla

Finally, to conclude this article content, we are going to explain you the methode to do to erase a fault code on your Mercedes Cla. 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 good to erase this fault code on Mercedes Cla? In fact, erasing a fault code without dealing with the trouble corresponds to closing its eyes to the fact. Moreover, the computer of your Mercedes Cla is made to take resolutions depending to the data it records, if a significant fault code is on, it will possibly adjust the engine overall performance to preserve it. So if you erase the fault code, remember 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 Mercedes Cla.

To find more tips on the Mercedes Cla, take a look at the Mercedes Cla category.