If you're a fan of diesel-powered trucks, chances are you've heard of Cummins engines. Although Cummins engines can be found in everything from commercial trucks to boats and mining equipment, the ...

Does your car speak a different language? Ours does, too. That’s why we always keep an OBD2 scanner in the glovebox to help us bridge the gap if the engine starts to sputter, new noises pop up, or the ...

At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

Onboard diagnostics (OBD) systems have been around since the 1980s and were developed to help limit harmful automotive exhaust emissions. Between 1988 and 1995, U.S.-built vehicles came with what's ...

Symptoms of a malfunctioning NOx sensor include increased fuel consumption, as well as reduced power and acceleration. If a sensor fails, it will also trigger an on-board diagnostic (OBD) code, ...

Low engine oil or transmission fluid can trigger limp mode. Open the bonnet and check both levels using the dipsticks. If ...