(all protocol support obd, USB Support all protocol CAN Bus, ISO, KWP,PWM,VPW ) What This Is and Can Be Used: Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Clear trouble codes and turn off the MIL ("Check Engine" light) Display current sensor data, including: Engine RPM Calculated Load Value Coolant Temperature Fuel System Status Vehicle Speed Short Term Fuel Trim Long Term Fuel Trim Intake Manifold Pressure Timing Advance Intake Air Temperature Air Flow Rate Absolute Throttle Position Oxygen sensor voltages/associated short term fuel trims Fuel System status Fuel Pressure Many others... Acura Ford Mercedes Benz Saab Alfa Geo Mercedes-Benz Saturn AlfaRomeo GMC Mercury Seat Astra Honda Mini Skoda Audi Hyundai Mits Smart BMW Infiniti Mitsubishi Subaru Buick Isuzu Murcury SusUKi Cadillac Jaguar Nissan Suzuki Chevrolet Jeep Oldsmobile Toyota Chevy Kia Opel Triumph Chrysler Lancia Peugeot Vauxhall Citroen LandRover Plymouth Volkswagen CrownVictoria Lexus Pontiac Vols Daewoo Mazda Porsche Volvo Daimler Mcc Smart Regal Winnabego Dodge Mercedes Renault Zastava-Yugo Fiat Can be used to scan most car from 1996 to 2006, support the protocol: ISO9141, KWP2000,J1850 PWM, J1850 VPW, CAN bus. USB output, suitable for the newest Loptop without the serial port.