bluetooth ELM327 is the newly developed wireless scan tool. It supports all OBD-II protocols

  Works with all OBD-II compliant vehicles

  Wireless (Bluetooth)

  Software included for Palm, PDA

  Software included for Windows PC

  Software included for Windows Smartphone

  Supports ISO 9141, KWP2000

  Supports SAE J1850

  Supports CAN bus

Functions

  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...