Diagnostic tools for trucks, lorries busses & heavy duty vehicles can be found on this page.They will diagnose & clear fault codes and allow you to remove & clear warning lights from your dashboard. The tools have integrated screens and will read out the trouble code, and are a must for any owners toolbox if you are looking to fix your truck/lorry. You can also find live data, o2 sensor data & freeze frame data Uk Pro Diagnostics is the number 1 place to buy an OBD2 scanner online.