So this happened yesterday, and please feel free to share it. Maybe it can help others, but it also shows how far we have come with AI. Prior to yesterday, we troubleshot a problem back to an air pump through a quick error code scan. The truck turns on an air pump for 60 seconds to blow extra oxygen to the catalytic converter to get it hot enough for EPA stuff. Due to having to rebuild two trucks and maintain old stuff, we have a Tech 2 scanner. This is the same type of scanner mechanics use to troubleshoot a car. Unlike a normal scanner, you can tell the engine to do things with it to test very specific items. In this case, to figure out if it was the relay, pump, etc., we needed to tell the system to turn it on and off. Yesterday's Experience: Because we almost never touch the Tech 2, I ...
