All OBDII functions: 1. Reads and displays I/M monitor status 2. Reads and displays DTCs 3. Erases DTCs(turns off the MIL) 4. Datastream 5. Views freeze frame data 6. Vehicle Information 7. O2 Sensor Test 8. EVAP test Non-OBDII functions: 1. Supports the ENG/AT/ABS/SRS with read DTCs, erases DTCs, and read datastreams for 42 series models (Nissan,Infiniti,Toyota,Lexus,Scion,Honda,Acura,Subaru,Mitsubishi,Suzuki,Isuzu,Hyundai,Kia,Daewoo,Mazda,Ford,GM,Chrysler,Benz,Smart,Sprinter,BMW,Mini,VW,Seat,Skoda,Audi,Opel,LandRover,Jaguar,Volvo,Porsche,SAAB,EUFord,Vauxhall,Peugeot,Citroen,Renault,Dacia,Fiat,Alfa-Romeo,Lancia) Other features: 1. DTC lookup 2. Multilingual 3. Internet updatable and upgradable 4. Prints data via PC 5. DTC Cause/tips 6. Graphs data 7. Playbacks datastream