There are a lot of reasons for invention that goes beyond necessity, and pure want is right up there at the top. A clever gent named Dave tired of making the 15-minute walk to his freezing cold car, so he built a long-distance remote starter from a prepaid cellphone.
The Toyota Camry Bondo Edition - click above for a gallery of images
For those of us who like to service our own cars, being able to retrieve the OBD-II codes is important. There are various readers on the market, with some more capable than others. Of course, once the codes are retrieved, you need to know how to interpret them. The common misconception is that the on-board diagnostics will tell you exactly what's wrong. The truth is, codes may be set that call out a particular component or system which are symptoms, not causes. To really get to the root of the p