Launch crp 123 is update by internet, it is easy to download and update on the launch office website.
When you use the crp 123, it is connection through standard 16 PIN OBD diagnostic interface.
Crp 123 launch function below :
OBD full diagnostic functions
Multiple models (covers ten main stream models in Asia, America, etc.)
Four basic systems(ENGTCMABSSRS)
Basic diagnostic functions, including reading DTCs, clearing DTCs and reading data streams
Rubber buttons/3.5" 320*480 lattice high-definition color LCD screen/ Large-capacity memory of 1G TF Card
Supports DLC location hints/ DTC help/ Data stream display in waveform/ Historical data record and playback
Supports multiple languages/ Buzzer alarm/ Clock and calendar/ Fast upgrading