Description: 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 What is included in package: 1pc x ELM327 unit(bluetooth version) Instructions 1--Start the car engine; 2--Install ELM327 equipment (usually above the driver's left foot); 3--Mobile phone settings----Bluetooth pairing (pairing password 1234); 4--Open Torque-Settings-OBD2 Adapter Settings-Select the type (bluetooth; WIFI; USB) to select the corresponding configuration, and the Bluetooth will light up after the address code for selection. 5--Exit the APP and enter again; 6--The first use, about 30 seconds; 7--Complete the "car data file".