Please note: It only works with cars (NOT trucks). Latest software version V2.1. ELM327 is wireless and worked only through WIFI connection. If the driver CD was broken, please contact us and we will advise help through Email, Thanks!! Description: Wifi ELM327 interface is able to detect and interpret OBD2 / EOBD protocols automatically. It also provides support high speed communications and a low power sleep mode. It use AT commands to communicate with a host device (PC, notebook, iOS). There are plenty of software packages available, some of them have pretty useful features such as engine running parameters monitoring, DTC reading and clearing, MPG meter, etc. It is compatible with 1996 and later vehicles which are OBD2 or EOBD compliant. With proper software installed in the host device, you may have following parameters read out from your vehicle: Vehicle Speed RPM Fuel Consumption Engine Coolant Temp Fuel Pressure Calculated Engine Load Throttle Position Intake Manifold Pressure Air Intake Temp Timing Advance Mass Air Flow Fuel Level Barometric Pressure EVAP System Vapor Pressure Fuel Trim Note: The actual number of the parameters listed above that could be used is depended on the vehicle manufacturer's implementation. Multi-Protocol Support 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) SAE J1939
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