CR-HD Plus Covers Class 4 (14,001 lbs.) through Class 8 (33,000 lbs. and over) heavy duty trucks. Includes 6-pin and 9-pin Deutsch connectors PLUS OBDII 16-pin connectors. Provides J1587, J1939 and J1708 protocols-heavy duty standard. Now includes Generic/Global OBD II 16 PIN (cars and light trucks) communication-Modes 1-10. Full color 2.8” LCD Display. Coverage for engine, transmission, brakes and more via heavy duty standard. Read and clear active and inactive fault codes. Monitor all data and view live data streams. Extra-long, 6.5 ft. cable. Padded storage case. Free, internet update 301050175