In March 2022, within a broader-treatment post on automobile owners’ rights to repair their own vehicles, I briefly introduced the topic of the on-board diagnostics (OBD) port, used to monitor (and in ...

Diagnosing automotive problems used to be much more challenging. A mechanic had to use all of their skills to pinpoint mechanical or electrical issues. Nowadays, you can diagnose many problems ...

Your car’s OBD-II port is more than just a check-engine light decoder — it’s a gateway to real-time performance data, emissions compliance, and advanced troubleshooting. With the right scanner, you ...

Modern OBD2 scanners, once reserved for professional garages, are now affordable and compact enough for everyday drivers, offering quick access to vehicle trouble codes and live data. These devices ...

For some time now, vehicles sold across the world have had the ability to self diagnose their problems. This capacity is referred to in the industry as on-board diagnostics, or OBD. On-board computers ...