Our technical editors determine how the manufacturer's information can best be used by the do-it-yourselfer. Troubleshooting a problem on a complicated system can be very challenging. That's why Popular MechanicsΓäó offers you a Flow of Diagnosis for many complex systems. This flow-chart-type guide will step you through the Original Equipment (O.E.) recommended diagnostic process to deliver the right test at the right time. The Flow of Diagnosis gives you an organized approach to troubleshooting and saves you time when diagnosing unfamiliar systems. Let's take a look at how this works. Please click on the "Flow of Diagnosis" text.
