Think about yourself driving peacefully on board your Lexus IS and all of a sudden an engine light appears on your dashboard ! The typically seen reaction is worries of risking a severe trouble. To know what exactly this light refers to, you will have to learn how to read an Lexus IS fault codes, you may have already read about OBD system, this is precisely what we are going to take a look at. Our editors have chosen to write this piece of content to help you quickly locate the origin of this default code and to give you serenity. To get this done, we will first check out the nature of a fault code on Lexus IS, then how to read an Lexus IS 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 Lexus IS fault code?

A fault code is a generic or standard code common to all manufacturers , they are also identified as DTC (Data Trouble Code), the goal is to be sure that any diagnostic OBD can translate them. They will be represented by a standard format, like for example: P0255. Each info will have a particular interpretation. Default codes are codes issued by the calculators of your Lexus IS. These ECUs will constantly monitor your vehicle’s emissions, pressures, mixtures and when the values exceed the limits set by the vehicle’s ECU, the fault code will show up. The advantage of understanding how to read a fault code on your Lexus IS is that you will have gain access to to specific info about your automobile which will let you to understand what trouble you are struggling with.

How to read a fault code on my Lexus IS?

In this second section we will now focus specifically on what brings you on this website, how to read a fault code on Lexus IS. To discover this useful info you will need to to purchase a diagnostic tool, also called OBD 2, named after the socket on your Lexus IS to which you will have to connect. These diagnostic tools are easily 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 obtained an OBD2 diagnostic reader, you will need to locate the diagnostic plug on your Lexus IS, it is found 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 Lexus IS.

How to erase the fault code Lexus IS

Finally, to finish this article content, we are going to demonstrate you the methode to accomplish to erase a fault code on your Lexus IS. 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 productive to erase this fault code on Lexus IS? In fact, erasing a fault code without fixing the trouble is like burying its head in the sand. Additionally, the computer of your Lexus IS is made to take decisions depending to the data it collects, if a vital fault code is present, it will likely adjust the engine general performance to preserve it. So if you delete the fault code, be sure you resolve 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 Lexus IS.

If you want more tutorials on the Lexus IS, go to our Lexus IS category.