1. 제품 오버view
The YNF OBD2 Scanner Reader is a Bluetooth wireless auto diagnostic scan tool designed for use with iOS and Android devices. It provides comprehensive vehicle diagnostic capabilities, allowing users to monitor vehicle performance, read and clear error codes, and access live data.
주요 특징은 다음과 같습니다.
- Comprehensive Performance Testing: Supports fast reading of Diagnostic Trouble Codes (DTCs), electronic emission readiness, turning off Check Engine Light (CEL) or Malfunction Indicator Lamp (MIL), resetting monitors, reading live data, retrieving Vehicle Identification Number (VIN), battery health checks, freeze frame data, sensor data, data streaming, diagnostic reports, and onboard monitoring.
- Intuitive Data Visualization: Displays detected data in clear, easy-to-read charts for engine coolant temperature, engine speed, vehicle speed, and control module voltage.
- 광범위한 호환성: Supports over 96% of car makes and models from 1996 to the present, including Toyota, Honda, Chevrolet, Ford, Mercedes-Benz, Jeep, BMW, Porsche, Subaru, Nissan, Cadillac, Volkswagen, and Lexus. Supports multiple languages.
- 고급 블루투스 연결: Features an upgraded Bluetooth system for faster and more reliable connections.
- Exclusive Free App: Dedicated app for Android and Apple systems, downloadable via QR code, designed for smooth user experience and compatibility.

2. 포함 사항
The product package for the YNF OBD2 Scanner Reader includes:
- YNF OBD2 Scanner Reader device (Model YNF-V01H4)
- 상세 사용자 설명서(본 문서)
- Access to 24-hour troubleshooting email support
3. 설정 지침
Follow these steps to set up your YNF OBD2 Scanner Reader:
- Step 1: Download the "MINI OBDII" App. Scan the QR code located on the back of your YNF OBD2 Scanner device or search for "MINI OBDII" in the Apple App Store (for iOS) or Google Play Store (for Android). Ensure you download the official app.
- Step 2: Plug in the Scanner and Start the Vehicle. Locate your vehicle's OBD-II port, typically found under the dashboard on the driver's side. Firmly plug the YNF OBD2 Scanner into the port. Once connected, start your vehicle's engine.
- Step 3: Enable Bluetooth on Your Smartphone. Go to your smartphone's settings and ensure Bluetooth is turned on.
- Step 4: Run the App and Connect. Open the "MINI OBDII" app on your smartphone. The app is designed to automatically connect to the YNF OBD2 Scanner via Bluetooth. Wait for the connection to establish.


4. 사용 설명서
Once the YNF OBD2 Scanner is connected to your vehicle and the app is running, you can begin diagnosing your vehicle. The app provides various functions to monitor and analyze your car's performance.
4.1. Reading and Clearing Error Codes
- Navigate to the "Trouble Codes" section within the app.
- The app will display any detected Diagnostic Trouble Codes (DTCs) along with their descriptions.
- To clear codes and turn off the Check Engine Light (CEL), select the "Clear Trouble Codes" option. Ensure you understand the cause of the code before clearing it, as clearing codes without addressing the underlying issue may lead to recurring problems.
4.2. View라이브 데이터
- Access the "Data Stream" or "Live Data" section in the app.
- 이 기능을 사용하면 view real-time sensor data from your vehicle, such as engine RPM, vehicle speed, coolant temperature, fuel system status, and more.
- The data is often presented in graphical format for easier interpretation. Compare these readings against normal operating values to identify potential anomalies.
4.3. Performance Tests and Other Functions
The app offers additional diagnostic functions:
- I/M 준비: Checks if the various emissions-related systems are operating correctly and are ready for an inspection.
- 배터리 테스트: Provides information on your vehicle's battery health.
- 프레임 데이터 고정: Captures a snapshot of engine conditions at the moment a trouble code was set, aiding in diagnosis.
- O2 센서 테스트 : Monitors the oxygen sensors to ensure they are functioning within specifications.
- EVAP 시스템 테스트: Checks the Evaporative Emission Control System for leaks.
- 차량 정보(VIN): Retrieves the Vehicle Identification Number and other vehicle details.
5. 유지관리
The YNF OBD2 Scanner Reader is designed for durability and requires minimal maintenance. To ensure its longevity and optimal performance:
- 저장: 사용하지 않을 때는 직사광선과 극한의 온도를 피해 시원하고 건조한 곳에 보관하세요.
- 청소: 기기 외부를 닦을 때는 부드럽고 마른 천을 사용하십시오. 독한 화학 약품이나 연마성 세척제 사용은 피하십시오.
- 연결 포트: Keep the OBD-II connector free from dust and debris.
- 소프트웨어 업데이트: Periodically check the "MINI OBDII" app for updates to ensure you have the latest features and compatibility improvements.
6. 문제 해결
If you encounter issues with your YNF OBD2 Scanner Reader, refer to the following common troubleshooting steps:
6.1. 기기가 앱에 연결되지 않음
- 전원 확인: Ensure the scanner is firmly plugged into the vehicle's OBD-II port and the vehicle's ignition is on (or engine running). The device typically draws power from the vehicle.
- 블루투스 사용: 스마트폰에서 Bluetooth가 활성화되어 있는지 확인하세요.
- 앱 실행 중: Make sure the "MINI OBDII" app is open and attempting to connect.
- 다시 시작: Try restarting both the app and your smartphone's Bluetooth. You may also try unplugging and re-plugging the scanner.
- 앱 버전: Ensure you have the latest version of the "MINI OBDII" app installed.
6.2. Inaccurate or Frozen Data Display
- 안정적인 연결: Ensure the Bluetooth connection is stable. Interference from other wireless devices can sometimes affect data transmission.
- 차량 호환성: While the device has broad compatibility, ensure your specific vehicle model and year are supported. Refer to the compatibility information in Section 1.
- 앱 재시작: 앱을 닫았다가 다시 엽니다.
- 장치 재설정: Unplug the scanner from the OBD-II port for a few seconds, then plug it back in.
6.3. App Compatibility Issues
The "MINI OBDII" app is designed to solve compatibility issues across different systems and models. If you experience persistent compatibility problems, ensure you are using the correct app and that your smartphone's operating system (iOS or Android) meets the minimum requirements (Android 11.0, iOS 10.0 or later).

7. 사양
| 특징 | 세부 사항 |
|---|---|
| 브랜드 이름 | YNF |
| 모델 번호 | YNF-V01H4 |
| 부품 번호 | YNF-OBD-1 |
| 전원 | 유선 전기 (OBD-II 포트 경유) |
| 운영 체제 호환성 | Android 11.0, iOS 10.0 and later |
| 항목 수 | 1 (Scanner device) |
| 포함된 구성 요소 | 수동 |

8. 보증 및 지원
YNF is committed to manufacturing products to the highest quality standards. The Bluetooth Code Reader comes with a detailed manual and access to dedicated customer support.
- 고객 지원: For any issues or inquiries, please contact our customer service team via email. We offer 24-hour troubleshooting email support. Refer to the product packaging or the official YNF web연락처 정보 사이트.
- 품질 보증: We strive to ensure our products provide both functionality and durability.