The automotive industry has a huge variety of OBD2 scanners that come in a wide range of price tags starting from less ...

If you have a basic OBD2 scanner, you may only see a code, such as P0171 or P0456, and nothing else on the display. In this case, you will need to do some research to find out what the code means.

Car codes can be confusing, so here are the best OBD2 scanners for reading, analyzing and clearing diagnostic trouble codes on your own.

Maybe the inspector told you that you have an emission-related OBD code that needs fixing for you to pass the test. Or perhaps you saw the OBD-II term printed on your inspection report.

Already an affordable option, right now you can save over $25 on this diagnostic code reader from trusted brand Ancel. By Collin Morgan Published: Oct 31, 2022 2:39 PM EDT Save Article ...

The primary purpose of the OBD-II connection is for emissions testing, but one of the first and most widespread applications available to consumers is the scan tool or code reader.

Code P0720 is one of the OBD codes that is activated when the Powertrain Control Module (PCM) detects erratic or insufficient input from the output shaft sensor (OSS). Such a code generally indicates ...