KONNWEI KW808 OBD2 Scanner Diagnostic Tool with Backlit LCD, Live Data, and Multi-Protocol Support

With support for all five OBD-II protocols and a crisp backlit LCD, the KONNWEI KW808 turns your vehicle's diagnostics into a straightforward task. Read and clear trouble codes, view live sensor data, and check emissions readiness without leaving the driver's seat.

Overview

The KW808 is a compact, cable-connected OBD-II scanner that plugs directly into your vehicle's 16-pin diagnostic port. It powers up automatically from the vehicle's battery, so no extra batteries or charging are needed. The 128x64 pixel display shows clear text and data, while the simple keypad lets you navigate menus with ease.

What stands out

• Reads and clears diagnostic trouble codes (DTCs) for check engine light issues.
• Displays live data stream, freeze frame, and O2 sensor test results.
• Supports I/M readiness, EVAP system test, and on-board monitor test.
• Retrieves vehicle information (VIN, CID, CIN) on most vehicles.
• Multilingual menu: English, German, French, Spanish, Dutch, Russian, Portuguese.
• USB port for firmware updates via PC.

Technical details

• Supported protocols: ISO9141-2, ISO14230-4 (KWP2000), ISO15765-4 (CAN), J1850 VPW, J1850 PWM.
• Display: Backlit LCD, 128 x 64 pixels.
• Operating voltage: 8-18V DC (via vehicle battery).
• Operating temperature: 0 to 60°C (32 to 140°F).
• Storage temperature: -20 to 70°C (-4 to 158°F).
• Connectivity: Standard 16-pin OBD-II connector, USB port.
• Cable length: approx. 1.5 meters.
• Housing material: durable ABS plastic.
• Certifications: CE, FCC, RoHS.

Our verdict

The KW808 is a dependable entry-level scanner for DIYers and small workshops. It covers all essential OBD-II functions and is built to last, making it a smart choice for quick diagnostics and emissions checks.