Enhanced Diagnostic Toolkit - Session and Security Control

Using's VISIONs powerful API along with the Enhanced Diagnostic toolkit, creating repeatable OBDII and UDS functionality tests is simple and easy.
Diagnostic Session Control otherwise known as UDS Service 10 and Security Access Service otherwise known as UDS Service 27 make up very important parts of OBDII and UDS functionality. These services control what access the connected tool has to the ECU functions and data.