Description
Introduction
KONNWEI KDIAG is a Bluetooth diagnostic adapter for Android and iOS. The KDIAG app provides standard OBD2 engine diagnostics and full-system scanning on supported 12 V vehicles with a 16-pin OBD2 port.
Features
- Full-system diagnostics on supported vehicles
- Bluetooth 5.0 connection to the KDIAG app
- Automatic VIN recognition or manual vehicle selection
- Live-data graphing and recording
- Shareable vehicle health reports
Diagnostic Functions
- Read Codes and Clear Codes
- Full-system scan, including supported engine, ABS, transmission, steering-angle, ESP and TPMS systems
- Live Data with graphing and recording
- AutoVIN and manual vehicle selection
- Vehicle health report
Service Functions
- Oil Reset
- Electronic Parking Brake (EPB) Reset
- Battery Matching
- DPF Reset
Available systems and service functions depend on the exact vehicle and active app coverage.
App & Connectivity
Connect the adapter to the vehicle’s 16-pin OBD2 port, then use the free KDIAG app on a compatible Android or iOS phone. The adapter communicates via Bluetooth 5.0.
Vehicle Coverage
Full-system functions are vehicle-dependent. Check the exact make, model, year and required function before purchase.
Protocols & Technologies
Standard OBD2 protocols listed for KDIAG are CAN, ISO 9141, KWP2000, J1850 PWM and J1850 VPW.
Software & Updates
The KDIAG app is free for Android and iOS. Lifetime free software updates are included. Interface languages shown for KDIAG are English, French, German, Italian, Spanish, Russian and Polish.
Package Contents
- KONNWEI KDIAG adapter
- Carrying case
- User manual
Technical Specifications
- Vehicle connection: 12 V, 16-pin OBD2
- Wireless connection: Bluetooth 5.0
- Mobile platforms: Android and iOS







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