When customers think of automotive control modules, what comes to mind are engine control modules, transmission control modules, and body control modules. Some people are genuinely surprised to find there can be as many as 80-120 different control modules functioning in their vehicle, controlling everything from power windows to drive train components. As everyone in the industry knows, as fuel economy, emissions and safety become more important to shoppers; control modules will become even more important to a smooth operating automobile.

At the same time, the ability of repair shops to diagnose and repair control module problems is being challenged. Many shops do not have the proper scan tools needed to see deeply enough into the vehicle’s control module network to determine what is really happening there. In these cases, the shop is forced to diagnose the vehicle with circumstantial information instead of with the actual observation of vehicle network … Continue reading >>>