Remember to return the scan tool to an autozone employee when finished.
Engine light code reader autozone.
Next time your engine throws a code turn to autozone for an easy to use code reader or diagnostic tool.
With our wide variety of code readers you can get to the root of the problem in no time.
The diagnostic trouble code is the code your obd generates to tell you something is wrong.
Troubleshoot diagnostic codes with a custom report tailored to your vehicle s year make model and mileage.
Obd scanners and code readers pull trouble codes from the vehicle s computer to help determine what may have caused the light to come on.
Keep in mind that vehicles made since 1996 require an obd ii reader but some scan tools are able to.
We re more than a little familiar with the types of issues that cause the check engine light to become illuminated so we ve compiled a list of the top 5 reasons why the check engine light is on.
Autozone s free fix finder service.
In this case the malfunction indicator check engine lamp on the vehicle s instrument panel will light steady on.
The red led is also used to show that dtc s are present.
Reading as a series of five letters and numbers the dtc allows you to home in on the system that is not functioning properly.
Our obd2 scanners and other diagnostic tools also help you keep track of your previous vehicle repairs.
Free autozone fix finder service check engine light diagnostic tool.
These tools can take the guesswork out of reading and clearing check engine light codes on most models.