Newly developed bluetooth ELM327,support all OBD-II protocols as follows:
ISO15765-4 (CAN);
ISO14230-4 (KWP2000)
ISO9141-2
J1850 VPW
J1850 PWM

Function:
1.Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).
2.Clear trouble codes and turn off the MIL ("Check Engine" light)
3.Display current sensor data, including:
4.Engine RPM
5.Calculated Load Value
6.Coolant Temperature
7.Fuel System Status
8.Vehicle Speed
9.Short Term Fuel Trim
10.Long Term Fuel Trim
11.Intake Manifold Pressure
12.Timing Advance
13. Intake Air Temperature
14.Air Flow Rate
15.Absolute Throttle Position
16.Oxygen sensor voltages/associated short term fuel trims
17. Fuel System status
18.Fuel Pressure

Compatible vehicles:
Benz 2001/02/03 W203 C200K (ISO)
BMW X5 2002 (ISO) Chevrolet Aveo (ISO)
Citroen C3 2004 (ISO) ? Daihatsu YRV 2005 (ISO)
Daihatsu YRV Turbo 2006 (ISO)