KW905 OBD2 Scanner can work on all 12V gasoline and diesel car that are OBDII compliant, It can identify the cause of your CHECK ENGINE and perhaps fix it without going to see your dealer. It also assists you in easily passing annual emissions tests and SMOG CHECK, It covers full OBD II/EOBD diagnostic functions for engine system. O2 sensor test, EVAP systems test, and board monitoring test give you full control of your vehicles’ running status, while a graphical and numeric live data stream display will help you to find out the faulty sensor reading. The device is a small adapter that plugged into the vehicle OBDII connector via bluetooth, it is suitable for Android and iOS both. 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. OBDII Scanner 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. It is Small size and compact structure, plug and play. 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. Works on all (OBDII & CAN) vehicles- domestic and import. Features the unique patented One-Click Readiness Key for quick State Emissions readiness check and drive cycle verification. Bright color coded LEDs indicators and built-in speaker provide both visual and audible tone for readiness verification. Retrieves generic (P0, P2, P3 and U0), manufacturer specific (P1, P3 and U1) codes and pending codes. Easily determines the cause of the Check Engine Light(MIL). 6. Turns off Check Engine Light (MIL), clears codes and resets monitors. Enhanced OBD2 Mode 6 On Board Monitoring Test Results for Specific Monitored Systems. Views freeze frame data. Displays monitor and I/M readiness status (emissions). Reads live PCM data stream. Displays live O2 sensor test data. EVAP System test data. 13. Live sensor data in text mode and graph mode (1996 and newer vehicles). Reads, stores and playbacks live sensor data. Troubleshooter code tips guide technicians to the root cause of a trouble code faster, saving diagnosis and repair time. OBDII Scanner Support Full OBD II Protocols: 1.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)