YA-201 Auto Code Reader The OBD2 device is a professional diagnostic scan tool for car owners, which has Almost OBDII/EOBD/JOBD/CAN based diagnostic Functions, but also with new designed special functions.Works on American vehicles from 1996, Asian from 2008 and European vehicles from 2000- The odb2 scanner can't work on hybrid or electric cars. A Necessity in Your Vehicle Toolbox If you have this check engine light OBD2 scanner, you can immediately run a check and interpret the codes to see if it is something that requires immediate attention. Not only can it save you time and money, but it also gives you peace of mind while you are on the road. OBD2 Car Scanner YA-201 Full Functions One key to read or clear fault code. Turn off the engine warning light by clear the fault code. Read the live data. Read the freeze frame to know the instance condition of car. Read the I/M Readiness. Read the vehicle information (VIN, CVN…) Support 9 kinds of protocols diagnosis. DTC Lookup. DTC Definition and possible causes reason. Live Data graph display. UI icon display. Voltage graph display. Life time free upgrade. Not only for Check Engine Lights Multi-ECU supported Accurately detect the cause of the engine fault light in order to solve or clear the problem with the car.Car OBD2 scan tool also supports Multi-ECU: TCM / RCM / DMC / ECM… Vehicle Info Will display the information such as VIN(Vehicle Identification Number), CID(Calibration ID) and CVN(Calibration Verification Number). DTC Lookup & Possible Causes Shows the code and what the code means directly, don't need to search online.After the code was found, shows the definition directly by clicking the error code selected.What is more it shows possible causes for the fault codes, make it easier for car owner novices to understand what problems of the vehicles. Enhanced Functions for OBDii Scanner I/M Readiness Click I/M Readiness menu for Quick State Smog Readiness Check,it helps to pass the smog check. Smog Check Determine if your vehicle is ready for an emissions test. Mode 6 Advanced test results (like misfire counts) for On-Board Diagnostic System Monitors. O2 Sensor Test Allows retrieval and viewing of O2 sensor monitor test result for the most recently performed test from the vehicle’s on-board computer. Car Battery Testing Battery Detection Detect the vehicle battery condition, avoid bad/ discharged battery issues. Battery Voltage Real-time voltage graph display, monitor the car start condition, tell you clear about battery health. More Special Functions Screen Shot Holding both "Up" and "Down" buttons at the same time for 5 seconds to screen shot the data, copy and paste the photos via USB cable. LIVE DATA Optimize the livedata stream graph display, can customize 7 data display; Record and play back a readout or graph, it's useful if has an intermittent problem that can't generate a code. Easy to Upgrape How to Update Once connected obdii scanner, laptop recognize it as removable device, copy the updated file to the device, update finished. Lifetime Free Update Free update, no need to install any drivers, so you always have the latest car model data.