Im having some nat so good problems whit my OBD2 only reading my MI only and skipping everything else I use carsolf , I had water drip from the trunk to my rear sam so i had to re place it for a E500 sam that i need to program to my car but i cant cus OBD2 wont read non nothing but my MI please someone 🙏 please 🙏 Point me the right description i love my 06 CLS 500 as much as i love my 03 CL500.

 

Use what the dealers use. Star Diagnostic. You can get them on the Internet. Good luck