Modern cars generate mountains of diagnostic data, and choosing the right OBD-II scanner can make the difference between ...

Ever fancied doing your own diagnostics, rather than paying a garage to do it the expensive way? Gendan has announced the release of a low-cost fault code reader for VW, Audi, Seat and Skoda cars. At ...

My 2014 Polo has a warning message about the daytime running light. The bulb was faulty and I had it replaced, and it is now working. However the warning messgae is still there. How can I turn it off?

Gone are the days when a "check engine" light coming on your dashboard automatically meant a costly trip to a main dealer to have your fault code read. Diagnosing issues at home has never been easier.

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?