1. Produktet er slutview
The KONNWEI KDIAG is a versatile Bluetooth OBD2 diagnostic scanner designed for comprehensive vehicle analysis. It supports full system diagnostics for a wide range of car makes and offers specialized reset functions. This device connects to your smartphone (Android or iOS) via Bluetooth, transforming it into a professional diagnostic tool.

Figure 1: KONNWEI KDIAG device and app interface highlighting key features.
Nøglefunktioner:
- Full system diagnostics for over 31 car brands.
- Supports special reset services including Oil Reset and Battery Match.
- Bluetooth 5.0 connectivity for Android and iOS devices.
- Auto-VIN function for automatic car model identification.
- Generates comprehensive vehicle health reports.
- Live Data Stream with graphing and recording capabilities.
- Livstids gratis softwareopdateringer.
- Understøtter 8 sprog.
- Shockproof design.
2. Pakkens indhold
Sørg for, at alle varer er til stede i din pakke:
- KDIAG VCI-enhed (køretøjskommunikationsgrænseflade)
- Brugermanual
- Nylon carrying bag
- Kartonæske

Figure 2: KDIAG device, user manual, and carrying case.
3. Opsætningsvejledning
Follow these steps to set up your KONNWEI KDIAG scanner:
- Download and Install the KDIAG App: Søg efter "KDIAG" in the Apple App Store (for iOS) or Google Play Store (for Android) and install the application on your smartphone.
- Connect the KDIAG Device: Find dit køretøjs 16-bens OBD2-port (normalt under instrumentbrættet i førersiden), og sæt KDIAG-donglen godt i.
- Start Your Vehicle: Turn on your vehicle's ignition (or start the engine) to power the KDIAG device.
- Launch the KDIAG App and Connect: Open the KDIAG app on your smartphone. Tap the Bluetooth icon within the app to initiate the connection. The device should connect automatically.
- Start diagnose: Once connected, you can start diagnosing your car.

Figure 3: Visual guide for KDIAG setup and connection.
Video 1: Demonstration of KDIAG app functions and connectivity.
4. Betjeningsvejledning
4.1. Fuld OBD2-diagnosefunktioner
The KDIAG supports standard OBD2/EOBD protocols for engine system diagnostics, offering the following functions:
- Read Codes: Retrieve Diagnostic Trouble Codes (DTCs).
- Erase Codes: Clear DTCs and turn off the Malfunction Indicator Light (MIL).
- I/M Readiness: Check the status of emission-related diagnostic monitors.
- Datastrøm: View live sensor data in real-time, with graphing capabilities.
- Frysestativ: View et øjebliksbillede af sensordata, da en DTC blev indstillet.
- O2-sensortest: Hent resultater fra O2-sensormonitorens test.
- On-Board Monitoring: Access results of on-board diagnostic monitoring tests for specific components/systems.
- Evap System Test: Perform the Evaporative Emission Control System Leak Test.
- Vehicle Information: Retrieve Vehicle Identification Number (VIN), Calibration ID (CID), and Calibration Verification Number (CVN).
- Batteri Voltage Test: Monitor the vehicle's battery voltage.

Figur 4: Overview of full OBD2 diagnostic functions.
4.2. Fuld systemdiagnostik
The KDIAG provides comprehensive diagnostics for all electronic control systems in your vehicle, including but not limited to ABS, SRS, Transmission, SAS, ESP, TPMS, and more. It supports over 31 car brands for full system diagnosis.

Figure 5: KDIAG app interface showing various diagnostic functions.
Supported Car Brands for All Systems Diagnose:

Figure 6: List of car brands compatible with full system diagnostics.
4.3. Særlige nulstillingstjenester
The KDIAG offers several special maintenance reset functions, with more being developed:
- Olie nulstillingsservice: Resets the oil life system, which calculates an optimal oil life change interval based on vehicle driving conditions and climate.
- Battery Match Service: Allows the scan tool to evaluate the battery charge state, monitor the close-circuit current, register the new battery replacement, and activate the rest state of the vehicle battery system.

Figure 7: Special reset services available.
Supported Car Brands for Oil Reset Service:

Figure 8: Car brands compatible with Oil Reset service.
Supported Car Brands for Battery Match Service:

Figure 9: Car brands compatible with Battery Match service.
4.4. Sprogstøtte
The KDIAG app supports 8 languages and can automatically adjust based on your system settings:
- engelsk
- fransk
- tysk
- italiensk
- spansk
- russisk
- Polere
- kinesisk

Figure 10: KDIAG app language selection interface.
5. Vedligeholdelse
The KONNWEI KDIAG device is designed for durability and ease of use. Regular maintenance is minimal:
- Softwareopdateringer: The KDIAG offers lifetime free software updates. Ensure your app is always updated to the latest version to access new features, car models, and bug fixes.
- Rensning: Tør enheden af med en blød, tør klud. Undgå at bruge skrappe kemikalier eller slibende rengøringsmidler.
- Opbevaring: Store the device in its nylon carrying bag in a cool, dry place when not in use to protect it from dust and physical damage.
6. Fejlfinding og kompatibilitet
6.1. General Compatibility Information
The KDIAG is compatible with standard OBD2 cars from 1996 (USA), 2003 (Europe), 2008 (Asia), and 2010 (China). However, specific regional protocols and car designs may affect compatibility.
Kendte uforeneligheder:
- Russiske biler: VAZ, UAZ, LADA.
- Trucks: Ssangyong Actyon (2009-2017), Ssangyong Korando 2.0 TD Diesel (2013-2017), Ssangyong Kyron 2.0 Diesel (2010-2017), Ssangyong Rexton (2011-2017).
- Specific Models: Opel Corsa C 2004 1.3 CDTI, VW Golf 4 2002, Citroen C4/C5, Chevrolet cars, Renault Logon/Megane, Skoda Fabia, Skoda Octavia.
Note: Even if your car is generally compatible, some specific models or years might not support all functions or the OBD2 protocol. This is not a quality problem. Always verify compatibility before purchase.
6.2. Ofte stillede spørgsmål (FAQ)
- Is KDIAG suitable for motorcycles?
No, the KDIAG is not designed for motorcycles. - Why doesn't my car support full system diagnostics?
Full system diagnostics depend on your specific car model's compatibility with KDIAG. Some models may only support partial system diagnostics (e.g., engine only). - Does it support DPF reset service function?
No, the DPF (Diesel Particulate Filter) reset service function is not supported by the KDIAG.
7. Specifikationer
| Attribut | Værdi |
|---|---|
| Produkt model | KDIAG |
| Kommunikationsgrænseflade | Bluetooth 5.0 |
| Softwareopdatering | Ja (livstidsfri) |
| Varens vægt | 0.14 kg |
| Varedimensioner (L x B x H) | 7.1 cm x 4.8 cm x 2.4 cm |
| Working Voltage | 9-18V |
| Arbejdsstrøm | ≤100mA |
| Ekstern testcertificering | CE |
| Materiale | Plast |
| Certificering | RoHS, CE |
| Varetype | Motoranalysator |
| Understøttede sprog | English, French, German, Italian, Spanish, Russian, Polish, Chinese |
| Oprindelse | Fastlandet Kina |

Figure 11: KDIAG physical dimensions and detailed specifications.
8. Garanti og support
KONNWEI provides ongoing support for your KDIAG device:
- Livstids gratis opdateringer: Enjoy continuous software improvements, new features, and expanded vehicle compatibility through lifetime free updates.
- Onlinefeedback: If you encounter any technical problems, utilize the online feedback feature within the KDIAG app to report issues and receive assistance.
- Compatibility Inquiries: For specific compatibility questions regarding your vehicle, please contact the seller with your car's brand, model, and year (e.g., "Audi, A3, 2020").
9. Brugertips
- Bekræft kompatibilitet: Før købasing or attempting advanced functions, always confirm your vehicle's compatibility with the KDIAG, especially for full system diagnostics and special reset services.
- Hold appen opdateret: Søg regelmæssigt efter og installer appopdateringer for at sikre optimal ydeevne og adgang til de nyeste funktioner og køretøjsdata.
- Stabil forbindelse: Ensure a stable Bluetooth connection between the KDIAG device and your smartphone for uninterrupted diagnostic sessions.
- Motor tændt: For most diagnostic procedures, ensure your vehicle's ignition is on or the engine is running as required by the app.





