Modern cars are smarter than ever, but diagnosing what’s wrong with them often requires a trip to the shop. The TOPDON T ...

When my check engine light came on recently, I decided to try the FIXD scanner to avoid an unnecessary mechanic visit. The device plugs into the OBD2 port and pairs with my phone via Bluetooth, giving ...

That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue, it illuminates menacingly. For many, the initial reaction might be to ...

Does your car speak a different language? Ours does, too. That’s why we always keep an OBD2 scanner in the glovebox to help us bridge the gap if the engine starts to sputter, new noises pop up, or the ...

This article was updated in August 2025 with new products and information. That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue ...

An OBD2 scanner that can read your vehicle’s trouble codes is a critical tool for DIYers. But even if you don’t like turning wrenches yourself, it’s hugely helpful to be able to get an idea of what’s ...

Cars are more than just oil and steel. Modern models have incorporated electronics and computer chips to help manage and optimize their mechanical components. That means maintaining your car's ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The on-board diagnostics (OBD) port isn’t just for your mechanic ...

We have an amazing deal on the Bluetooth OBD2 Scanner Full Systems Car Code Reader with 15 Maintenance Functions Automotive Diagnostic Equipment Tester Tool in the Geeky Gadgets Deals store this week.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. OBD Auto Doctor is a must-have Windows Phone app for the home mechanics and auto enthusiasts.

There it is. On your dashboard. Staring at you, mocking you, making you plot insurance fraud: your car’s check engine light. That little bugger has been on your dash for weeks now and you haven’t been ...