KONNWEI KW903 ELM327 Bluetooth 4.0 OBD2 Scanner for IOS Support for most of OBD2 12V gasoline cars.Can't work for Diesell cars. The device is a small adapter that plugged into the vehicle OBDII connector via bluetooth 4.0, it is suitable for smart phones and tablets with IOS system. With associated diagnostic procedures, Free obd software provided in the package ). With this product, you will be able to perform a complete computer diagnostic car and even to correct minor faults without resorting to service stations. Main features- Display real time performance of your car, such as momentum, vehicle speed, oil pressure, coolant temperature, engine load, intake manifold pressure, throttle position and air intake temperature.- If the communication is terminated, this item will automatically switch to sleep mode in half a hour.- The adapter adopts fast and reliable chips which promise its stable wireless connection.- It supports all OBDII protocols: J1850 VPW, J1850 PWM, IS09141 - 2, KWP2000 and CAN- Small size and compact structure, plug and play. Protocols :0.Automatic1.SAE J1850 PWM(41.6Kbaud)2.SAE J1850 VPW(10.4Kbaud)3.ISO9141-2(5 baud init,10.4Kbaud)4.ISO14230-4 KWP(5 baud init,10.4 Kbaud)5.ISO14230-4 KWP(fast init,10.4 Kbaud)6.ISO15765-4 CAN(11bit ID,500 Kbaud)7.ISO15765-4 CAN(29bit ID,500 Kbaud)8.ISO15765-4 CAN(11bit ID,250 Kbaud)9.ISO15765-4 CAN(29bit ID,250 Kbaud)A.SAE J1939 CAN(29bit ID,250*Kbaud)B.USER1 CAN(11*bit ID,125*Kbaud)C.USER2 CAN(11*bit ID,50*kbaud)*default settings(user adjustable) With proper software installed in the host device, you may have following parameters read out from your vehicle:Vehicle SpeedRPMFuel ConsumptionEngine Coolant TempFuel PressureCalculated Engine LoadThrottle PositionIntake Manifold PressureAir Intake TempTiming AdvanceMass Air FlowFuel LevelBarometric PressureEVAP System Vapor PressureFuel Trim How to use ELM3271. Download opendiag or dashsommand via QR Code2. Plug ELM327 to your 16pin car3. Connect your car with Bluetooth
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