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Diagnostics of car failures: an electrician in gray clothes is sitting in the car's interior and reading the trouble codes from a portable auto scanner with OBD2 interface. Close-up of hands.

How to Read Your Car’s Error Codes

If your car has been giving you trouble recently, there’s a good chance that it’s trying to tell you something. These days, most cars are equipped with computers that can generate error codes when something goes wrong. By reading these codes, you can often get a good idea of what needs to be fixed. In this blog post, we’ll show you how to read your car’s error codes so that you can troubleshoot the problem and get back on the road.

 

  1. The first step is to try to determine the cause of the problem. Start by checking your car’s manual. Many manufacturers include information on how to read error codes in the owner’s manual. If you can’t find anything there, don’t worry—we’ll show you some other ways to get the information you need. Depending on the make and model of your car, you may be able to connect a diagnostic tool and read the codes yourself. Alternatively, you can take your car to a qualified mechanic who can use a diagnostic tool to troubleshoot the problem. In either case, it’s important to get the issue diagnosed and repaired as soon as possible to avoid further damage to your car.

 

  1. Next, take a look at your car’s dashboard. In many cases, error codes will be displayed on the dashboard itself. However, they may be hidden behind a cover or panel. If you can’t find them on the dashboard, consult your car’s manual for more information. The error codes will usually be displayed as a series of numbers and letters, and they can indicate a variety of different problems. Once you have the codes, you can use an online search engine to find out what they mean and how to fix the issue. In some cases, you may be able to clear the codes yourself, but in other cases, you may need to take your car to a mechanic. Either way, it’s important to diagnose and fix any error codes as soon as possible to avoid further damage to your car.

 

  1. If your car doesn’t have an onboard computer, you’ll need to use a code reader in order to diagnose any potential problems. Code readers can be purchased at most auto parts stores and are relatively inexpensive. Once you have a code reader, simply hook it up to your car and follow the instructions that come with the device. Code readers will provide you with information about what fault codes have been detected, which can be helpful in diagnosing the issue. In some cases, you may be able to clear the codes using the code reader. However, if the problem persists, you’ll need to take your car to a mechanic for further diagnosis and repairs.

 

  1. Once you have your car’s code, consult a troubleshooting guide to figure out what the problem is. There are many online and offline resources that can help you troubleshoot car problems based on error codes. Once you know what the problem is, you can take steps to fix it yourself or take your car to a mechanic for further diagnosis and repair. If you plan on fixing the problem yourself, be sure to consult a reliable Repair Manual for specific instructions on how to properly repair your car. Remember, even small mistakes can cause big problems, so it’s always better to be safe than sorry!

 

If your car is giving you trouble, don’t ignore it! Chances are, it’s trying to tell you something via its error codes. By reading these codes and consulting a troubleshooting guide, you can often get a good idea of what needs to be fixed—and save yourself a trip to the mechanic in the process.

 

Reference:

How to Read and Understand Check Engine Light (OBD-II) Codes | YourMechanic Advice. (2016, June 7). How to Read and Understand Check Engine Light (OBD-II) Codes | YourMechanic Advice. Retrieved November 4, 2022, from https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau

T. (2020, November 6). How to read OBD codes. TechRadar. Retrieved November 4, 2022, from https://www.techradar.com/how-to/guide-to-obd-codes-and-how-to-read-them



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