SODIAL(R) ELM 327 v1.4 CAR Auto DIAGNOSTIC Tool SCAN CODE READER USB 1.4 OBD2 ii CAN CHECK ENGINE LIGHT INTERFACE Compatible with: Petrol European cars from January 2001 onwards, Diesel European cars 2004 onwards, Petrol cars in the USA 1996 onwards OBD2 protocols: J1850 VPW J1850 PWM ISO9141-2 ISO14230-4 (KWP2000) ISO15756-4 (CAN-BUS) The OBD2 Software for ELM327 USB provided is a program that allows you to use your PC and a hardware interface to get the information from your car's computer. Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning. 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, etc.