For models LAUNCH CRP 123 / 129 Premium device capabilities allows read and erase error codes with explanations, read the current data on the four basic systems of the car – engine, transmission, ABS (ESP, DSC) , Airbag (SRS) , and for LAUNCH CRP129 Premium are offered additional features for programming and service intervals resetting, some basic adaptations for the main important functions and ability of diagnostic of the system EPB (electronic parking brake) / SBC (Sensotronic brake control module).