There are three types of bus configurations that you will come in contact with — loop, star and a hybrid of both.
When you get a car in your shop and you can only communicate with a few to none of the modules, what do you do? Andrew Markel explains how and why you need to pull out the wiring diagram and measure resistance. Sponsored by Manager SE from Mitchell1.
Andrew Markel explains how the battery’s power from the alternator is distributed to the other electrical components. Sponsored by Nissan.
Several times last summer, I was confronted with a lack of product familiarity when diagnosing CAN/bus circuits on several late-model import platforms. The most frustrating part came when I had to spend hours educating myself on how a specific body control system worked by looking at wiring diagrams and going through trial-and-error diagnostics.
Although CAN bus was introduced by Mercedes-Benz during the early 1990s and adopted by many European manufacturers, many domestic and Asian auto manufacturers waited until the 2004 model year to introduce CAN bus in their lower-end, bread-and-butter vehicles.