Most of us cringe in fear when the check engine light in the dashboard of a modern 4x4 is tripped on. Your mind begins to spin in frustration wondering what could have triggered it, how bad it really ...

Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

The Zurich ZR-Pro professional OBDII scanner is an automotive diagnostic tool and tablet designed to give mechanics sophisticated diagnostics in a mobile form factor. Available exclusively at Harbor ...

The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. Modern cars are great, except when they go wrong. The number of ...

I was recently at a seminar going over some diagnostics for some of the problematic and reoccurring fault codes. The general discussion led us in an interesting direction about the nature of fault ...

Every serious gearhead knows that the right USB gadget can turn a cluttered garage into a smart, efficient workshop. From ...

In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or emissions system needs attention. I see it as an early warning system that ...

The OBD (On-Board Diagnosis) system in your Toyota Corolla will enable you to see what’s wrong with it without going to the service if you choose the low-budget DIY way. Of course you have to know how ...