Before revision: Services SID (Service Identifier) Function group Request SID Response SID Service Description Diagnostic and Communications Management 0x10 0x50 Diagnostic Session Control UDS uses different operating sessions, which can be changed using the " .
After revision: Services SID (Service Identifier) Function group Request SID Response SID Service Description Diagnostic and Communications Management 0x10 0x50 Diagnostic Session Control UDS offers access levels called "sessions " .