Autel Maxidiag MD806 pro scanner is a Combination of Autel MaxiCheck Pro and the Autel Maxidiag Elite MD802. The MD806 Pro diagnostic scanner is an excellent tool for car repair shop owners, professional mechanics, and DIYer enthusiasts. It may not be a high-level diagnostic scanner, but neither is it an entry-level scanner. Autel MD806 PRO is a full system diagnostic scanner that can quickly establish a data link to the electronic control units of the vehicle being serviced directly.