1.【FULL OBD2 MODES OBDII Code Reader】KONNWEI KW310 code scanner is a professional check engine light diagnostic scan tool, except the normal read/erase engine fault codes function, it still supports Live data, Freeze Frame, I/M Readiness, O2 test, On-board Monitoring that other obd2 scanners don’t have at this price.
2.【WORK ON ALL USA 1996 AND NEWER VEHICLES】Work on most 1996 and newer domestic and import gasoline or diesel vehicles(OBDII & CAN) that are located in USA, including passenger cars, SUVs, light trucks, etc. Simply connect the car diagnostic scanner with car’s obd2 port, turn on ignition then it’s ready to analyze check engine light. No battery or apps needed.
3.【DIAGNOSIS CAR ON YOUR OWN】Plug and play with the clear main menu, no extra app needed. Even if you’re not familiar with vehicle repair, you can easily take control of this car computer reader, stay at home and get the information you want then fix the car on your own.
4.【BEST IN THE MARKET】KW310 car engine diagnostic code scanner is coming with the user-friendly diagnostic interface and optimized software algorithm, it makes diagnosis 2-3 times faster than other OBD2 scanners. It also supports 7 languages, absolutely it’s the most cost-effective code reader ever.
5.【3 YEARS LONG AFTER-SALE SERVICE】Gift box package includes obd2 scanner*1, 30" obd2 cable*1, user manual*1. We provide 3 years long after-sale service to every product, any OBD-II Scanner issue or technical problem is welcomed to consult us, we have the professional engineer 7*24 at your service.
6.【HOME NECESSITY】No battery needed, KW310 obd2 scanner is powered directly from the 16pin DLC in your vehicle. It is recommended as a necessity in your toolbox and one of the best gifts for Home and Autoshop mechanics.
7.【WARM TIPS 】Plug the car scanner into the OBDII port on your car, turn the ignition on and then it will power on. Please contact KONNWEI directly for assistance if there is a connection error.

KW310 Basic Funtions:
1.Reading Codes Show the detailed description of the Diagnostic Trouble Code (DTCs)
2.Erasing Codes & Reset Turns off Check Engine Light (MIL), clears codes and resets monitors.
3.Data Stream Reads and displays live ECU/PCM data stream, plotting functions graphically and stores freeze frame data.
4.I/M Readiness Status Shows whether the various emissions-related systems on the vehicle are operating properly and are ready for inspection and maintenance testing.
5.View Freeze Frame Data Check the certain vehicle conditions which are recorded by the on-board computer at the time the emission-related fault occurs.
6.Read Vehicle Information Display the information such as VIN (Vehicle Identification Number), CID (Calibration ID) and CVN (Calibration verification number), etc.
7.Turn off engine warning light
8.Smoke emission Check
9.Engine EPC Check