KONNWEI Wireless OBD2 Car Diagnostic Scanner Full System Active Test

The KONNWEI KDIAG wireless car diagnostic scanner delivers comprehensive vehicle diagnostics through a convenient mobile app interface. Designed for full-system scanning and advanced bi-directional active testing, it allows users to diagnose, reset, and control key vehicle systems with precision. Supporting over 40 vehicle brands and compatible with Android and iOS devices, this compact OBD2 tool is ideal for both personal vehicle monitoring and professional automotive diagnostics.

Key Features

Full-System Vehicle Diagnostics for Comprehensive Analysis

The scanner performs complete system checks across engine, transmission, ABS, SRS, EPB, DPF, battery, and more, providing in-depth fault detection beyond basic OBD2 readers.

Bi-Directional Active Test Capability

Supports active tests that allow direct control of vehicle components such as valves, pumps, actuators, and relays. This enables accurate fault verification and component testing without guesswork.

Wireless Connectivity with Mobile App Display

Connects wirelessly to your smartphone or tablet, displaying diagnostic data clearly through the dedicated KDIAG app. Eliminates cables while improving ease of use and portability.

Supports Over 40 Vehicle Brands

Designed for universal compatibility, the scanner works with a wide range of vehicles across multiple manufacturers, making it suitable for multi-car households or workshops.

Advanced Service Reset Functions

Includes essential reset features such as oil service reset, electronic parking brake (EPB) reset, diesel particulate filter (DPF) regeneration, and battery matching functions.

Real-Time Data Monitoring and Fault Code Reading

Reads and clears fault codes, monitors live vehicle data streams, and helps identify the root cause of warning lights such as the check engine indicator.

OBD2 & Full-System Diagnostic Integration

Combines standard OBD2 functions with manufacturer-level system diagnostics, providing deeper insights than entry-level code readers.

Multi-Language Support for Global Compatibility

Supports multiple languages including English, Spanish, German, French, Italian, Russian, Polish, and Simplified Chinese for ease of use across regions.

Android & iOS Compatibility for Flexible Use

Fully compatible with both Android and iOS operating systems, allowing seamless operation on most smartphones and tablets.

Compact, Durable Design for Everyday Use

Finished in a sleek black housing, the scanner is lightweight, portable, and built for frequent diagnostic sessions at home or in professional environments.

OBD Engine System Diagnostic function supported cars:

1. Used For All 12V Gasoline Cars after 1996 With OBD2 EOBD 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)

What's in the box
1 x KONNWEI Wireless Diagnostic Scanner
1 x User Guide