Description: ELM 327 is the latest PC-based scan tool.It supports all OBD-II protocols and is dispatched with a number of compatible programs. The processor is an ELM 327. The output protocol (connection to laptop) is USB cable.It is easy to use and very useful to diagnose cars. OBD-II Software for ELM 327 is a free program that allows you to use your PC and a hardware interface to get the information from your cars computer Supports All OBDII Protocols:(please check your car prtocols if supported or not ) SAE J1850 PWM (41.6 kbaud) SAE J1850 VPW (10.4 kbaud) ISO 9141-2 (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (5 baud init, 10.4 kbaud) ISO 14230-4 KWP (fast init, 10.4 kbaud) ISO 15765-4 CAN (11 bit ID, 500 kbaud) ISO 15765-4 CAN (29 bit ID, 500 kbaud) ISO 15765-4 CAN (11 bit ID, 250 kbaud) ISO 15765-4 CAN (29 bit ID, 250 kbaud) The program lets you perform the following operations: 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 R 15. Absolute Throttle Position 16. Oxygen sensor voltages/associated short term fuel trims 17. Fuel System status 18. Fuel Pressure Others... Upcoming Features Data graphing and logging Freeze Frame data Continuous and Non-Continuous Oxygen Sensor test results Free software of ELM327 1. For Mode 22 Scan Tool by Terry 2. OBD Gauge for PalmOS and Pocket PC by Dana Peters 3. OBD Logger by Jonathan Senkerik 4. OBD-II ScanMaster by Wladimir Gurskij (ScanMaster 3.52 - local copy) 5. obd2crazy.com 6. OBD2 Scantool by Ivan Andrewjeski 7. OBDII for ELM322 by David Huffman 8. pyOBD by Donour Sizemore for MacOSX and Linux 9. RDDTC by Pete Calinski 10. Real Scan by Brent Harris 11. ScanTest for Pocket PC by Ivan Ganev aka a-ser 12. wOBD by WDT Compatiable Car Brand: ELM327 supports Multi-Brand Cars(supports 12V Gasoil cars, can not supports Diesel Cars /trucks).