KW850 OBD2 CAN BUS Code Reader car engine fault code detector scanner

Basic working principle:

When the vehicle system fails, the fault (MIL) light or the check engine light is on, and the powertrain control module (PCM) stores the fault information in the memory, and the fault code is read out from the PCM through the device, according to the fault code. Prompt to quickly and accurately determine the nature and location of the fault. Check the relevant parts and component box lines in a targeted area to eliminate the fault.

Product Description：
KONNWEI KW850 OBDII/EOBD Scanner supports all 10 modes of OBDII test for a complete diagnosis. Featuring the unique patented One-Click I/M Readiness Key, TFT color display and built-in speaker, the KW850 is truly the ultimate in power and affordability, allowing users to do their jobs faster. In addition, thousands of troubleshooter code tips help technicians to save diagnosis and repair time.

Scanner Features & Functions:
*Works on all 1996 and later OBDII compliant US, European and Asian vehicles
*Easily determines the cause of the Check Engine Light ( MIL)
*Retrieves generic (P0, P2, P3, and U0) and manufacturer specific (P1, P3, and U1) codes
*Turns off Check Engine Light (MIL), clears codes and resets monitors
*Displays DTC definitions on unit screen
*Views freeze frame data
*Displays monitor and I/M readiness status (emissions)
*Identifies pending codes
*eads live PCM datastream
*Displays live O2 sensor test data
*Graphs data C (1996 and newer)
*Reads, stores & playbacks live sensor data
*Memory/battery backup for off-vehicle data review and analysis
*Support eight languages: English, French, German, Dutch, Spanish, Russian, Portuguese, Italian
*Performs modules present test
*Retrieves vehicle information (VIN, CIN and CVN)
*Supports CAN (Controller Area Network) and all other current
*OBD-II protocols
*Built-in OBD-II DTC lookup library
*Large easy-to-read backlit LCD screen
*Software upgradeable via internet
*Prints data via PC


Accessories Included:
1)User's Manual
2)USB cable
3)Protective Nylon case

4）A color box

KONNWEI KW850 OBD2 CAN BUS Code Reader – Car Engine Fault Code Detector Scanner

Perfect For
Vehicle owners, DIY mechanics, small workshops, and fleet managers in New Zealand who want to easily diagnose “Check Engine” lights, scan fault codes, reset emissions monitors, or monitor live data from cars and light trucks (12V petrol/diesel vehicles). This tool is an affordable alternative to high-end dealership diagnostics, ideal for quick, at-home checks and troubleshooting.

Description
The KONNWEI KW850 OBD2 CAN BUS Code Reader is a professional-grade diagnostic tool that works on 1996+ OBD2-compliant vehicles (including US, European, and Asian makes). It features a 2.8-inch colour TFT display for easy reading of fault codes, live sensor data, freeze-frame information, and emissions readiness. With support for all ten OBD2 test modes, this scanner allows you to perform diagnostics and get a clear understanding of your vehicle’s performance and potential issues without needing expensive shop equipment.

Key Features

• Wide Compatibility: Supports OBD2 protocols such as CAN, ISO9141, KWP2000, J1850, and more. Works with most 12V petrol and diesel cars, vans, and light trucks from 1996 onward.
  
• Reads & Erases Fault Codes: Detects generic and manufacturer-specific codes, allowing you to clear fault codes and turn off the “Check Engine” light.
  
• Live Data Monitoring: View real-time data from your vehicle’s sensors, including RPM, vehicle speed, fuel system status, and more.
  
• Emissions Readiness: Perform I/M (Inspection/Maintenance) readiness checks to ensure your vehicle is ready for emissions testing.
  
• Freeze-Frame Data: Capture a snapshot of vehicle conditions at the time of a fault to help with diagnosis.
  
• User-Friendly Display: Features a bright 2.8-inch TFT colour screen with intuitive menus and clear graphics.
  
• Drop Resistance & Durability: Built to withstand the rigours of regular use, with robust construction that can handle drops from up to 2 meters.
  
• Simple Plug & Play Operation: Connects directly to your vehicle’s OBD2 port without the need for additional software or power sources.
  

Benefits

• Time & Money Saver: Diagnose issues yourself and avoid unnecessary trips to the mechanic.
  
• User-Friendly for All Levels: Whether you're a DIYer or a small business owner, the KONNWEI KW850 offers straightforward features without the complexity of high-end scanners.
  
• Comprehensive Diagnostics: The scanner covers everything from engine performance to emissions systems, allowing you to perform thorough checks on your vehicle.
  
• Portable & Easy to Store: Compact design that’s easy to store in your car or garage for on-the-go diagnostics.
  

Why Choose the KONNWEI KW850?
The KONNWEI KW850 offers an affordable yet robust solution for everyday vehicle diagnostics. Compared to cheaper models, it stands out with live data monitoring, a large, easy-to-read display, and a comprehensive set of features. It's perfect for those who want an all-in-one solution for reading and clearing fault codes, checking emissions readiness, and viewing live performance data.

Conclusion
If you're looking for a reliable, user-friendly diagnostic scanner that works on a wide range of vehicles, the KONNWEI KW850 OBD2 CAN BUS Code Reader is a great choice. Whether you need to clear check engine lights, monitor engine performance, or prepare for emissions testing, the KW850 offers value and functionality for DIY enthusiasts and small businesses alike.

Meta Tag Description
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