The Autel AL319 OBD-II scanner was slow to boot up, slow to read codes, and difficult to navigate. Thanks to a single directional button, churning through the menus takes some practice (and patience).

Did your vehicle's check-engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

We recently got our hands on the new GoTech mobile OBD-II diagnostic tool and put it through its paces on several trucks in our fleet. The GoTech is more than just a code reader, though.

The Autel AL319 OBD-II scanner was slow to boot up, slow to read codes, and difficult to navigate. Thanks to a single directional button, churning through the menus takes some practice (and patience).

The hand-held Equus 3100 OBD-II code reader is versatile and easy to use. Just plug it into the diagnostic port, hit the link key, and wait for the codes to flow. The owner's manual has more than ...

Already an affordable option, right now you can save over $25 on this diagnostic code reader from trusted brand Ancel.