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 ...

We've all been there—that pesky check engine light pops up on your dashboard. Instantly, thoughts of expensive mechanic bills, weeks of it being repaired in the garage, and inconveniences galore flash ...

Plug in all the things.

The check engine light is both a friend and foe. For those who take their cars to the shop for repairs, it’s a symbol of impending treachery and rising credit card bills. But to those who shoulder the ...

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 ...

The Actron PocketScan is a good entry-level OBD code reader for the driveway mechanic.Actron The primary purpose of the OBD-II connection is for emissions testing, but one of the first and most ...

The Actron PocketScan Code Reader is small and lightweight. Its interface is easy to use, and the company includes solid diagnostic information on its Web site. The cord on the Actron PocketScan Code ...

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 ...

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 ...