If you own a car built after 1996, it comes equipped with a second-generation onboard diagnostic (OBD or OBDII) system. These systems work together with the vehicle's primary computer or powertrain ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

You hear a new, disturbing noise coming from your engine, open the hood, look around, and find nothing. Now what? Before you reach for a conveniently-placed torque wrench to try the ol’ “love tap,” ...

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 ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The Cicpap OBD2 Diagnostic Scan Tool is currently on sale for just ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Car trouble got you down? When diagnosing a problem in any modern ...

Modern vehicles’ sophisticated electronics go far beyond the simple car mechanics most of us grew up with. Now, OBD, or on-board diagnostics, diagnoses almost every issue within your vehicle. Whether ...

Picture this: you've installed a new programmer that adds 150-plus horsepower and more than 200 lb-ft of torque to your 7.3L Power Stroke. The only problem is, your E40D-4R100 automatic transmission ...