In this hands on tip clip using a CAN compliant Ford Bill guides us through the parameters that you will come across in your scan tools. He tells us some things to watch out for, values to be wary of and more. Bill breaks down and explains various parameters such as Commanded Equivalence Ratios, Commanded EGR, Distance DTC Clear, Distance MIL Active and Relative Fuel Rail pressure. Bill goes on to describe processes you can employ to streamline data so you are better able to manage diagnostic results.