Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

Once simple code readers for check engine lights, OBD2 scanners now range from low-cost consumer tools to AI-powered platforms that predict and prevent breakdowns. Advances in AI, IoT telematics, and ...

Once limited to reading generic trouble codes, OBD2 scanners now range from inexpensive handhelds to advanced diesel diagnostic platforms. Modern tools can handle manufacturer-specific codes, ...

View post: DeWalt's 'Durable' 20V Max Battery Is 48% Off at Amazon Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Seeing your ...

FIXD OBD2 Scanner Review: Is It Worth Your Money? I recently tried out the FIXD Bluetooth OBD2 Scanner, and it's been a real game changer for understanding my car's health. This handy tool connects ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

In the past, automotive diagnostic scanners were rather expensive. But today you can get a wireless interface for $10 online and use a multitude of apps to read codes, log, and monitor data in a wide ...

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 ...