소개
The iCarsoft MB V4.0 is a professional full-system bidirectional diagnostic scan tool designed for comprehensive vehicle diagnostics. It supports Mercedes-Benz, Sprinter, and Smart vehicles from 1996-2023, and allows for the download of two additional car brand software packages from a selection of 26 available options. This tool provides OE-level system diagnosis, powerful bi-directional control, up to 42 maintenance reset services, and full OBD2 functions, enabling efficient troubleshooting and maintenance.

Figure 1: The iCarsoft MB V4.0 diagnostic scan tool, showcasing its main interface with various function icons.
상자 안에 무엇이 들어있나요?
Upon opening your iCarsoft MB V4.0 package, please verify that all the following components are included:
- 1X iCarsoft MB V4.0 OBD2 Scanner for Mercedes
- 1X 전원 어댑터
- 1X 사용자 설명서
- 1X 16 Pin OBD2 Diagnostic Cable

Figure 2: All items included in the iCarsoft MB V4.0 product package.
주요 특징
The iCarsoft MB V4.0 offers a robust set of features for comprehensive vehicle diagnostics and maintenance:
- Expanded Vehicle Compatibility: Designed for Mercedes-Benz, Sprinter, and Smart vehicles (1996-2023), with the flexibility to download software for two additional car brands from a selection of 26.
- OE 수준의 전체 시스템 진단: Performs in-depth diagnostics on all vehicle systems and components, identifying faults and potential issues.
- Powerful Bi-directional Control: Enables active tests to send commands to various components (e.g., injectors, fuel pump, ABS pump motor) to verify their operational status.
- 광범위한 서비스 기능: Provides up to 42 popular reset services for Mercedes-Benz/Sprinter/Smart, including Oil Reset, SAS, EPB, ETC, TPMS Reset, ABS, Suspension, and more. Also includes VIN Verification and Mileage Verification.
- OBD2의 모든 기능: Supports all 10 OBD2 test modes, including reading/clearing codes, live data stream, freeze frame data, O2 sensor test, EVAP system test, and I/M readiness.
- Lifetime Software Updates & Hardware Repair: Benefits from free lifetime software updates and free lifetime hardware repair, backed by a 1-year warranty.
설정
초기 파워업
- Connect the provided power adapter to the scan tool and a power outlet, or connect the OBD2 diagnostic cable to a vehicle's OBD2 port (vehicle ignition must be on).
- The device will power on automatically. Follow the on-screen prompts to select your preferred language, time zone, and other initial settings.
차량에 연결
Locate the 16-pin OBD2 diagnostic port in your vehicle, typically found under the dashboard on the driver's side. Connect the provided OBD2 diagnostic cable firmly to this port and to the iCarsoft MB V4.0 scan tool.
Software Update and Brand Package Download
To ensure optimal performance and access to the latest features and vehicle coverage, it is recommended to update the software and download any necessary brand packages.
- Connect the iCarsoft MB V4.0 to a stable Wi-Fi network via the 'Settings' menu.
- 메인 메뉴에서 '업그레이드' 섹션으로 이동하세요.
- Log in with your registered account details.
- The system will display available updates and a list of additional car brands. You can select up to two extra car brands to download. Important Note: Once an extra brand package is downloaded, it cannot be changed or removed. Choose carefully based on your diagnostic needs.
- Confirm your selections to begin the download and installation process. Ensure a stable internet connection throughout.
Video 1: This video demonstrates the iCarsoft MB V4.0's one-click Wi-Fi update process and how to download additional brand packages for expanded vehicle compatibility.
작동 지침
전체 시스템 진단
The tool can perform a comprehensive scan of all available electronic control units (ECUs) in the vehicle.
- 메인 메뉴에서 '진단'을 선택하세요.
- The tool will automatically identify the vehicle's VIN (Vehicle Identification Number) and initiate a full system scan. If auto VIN fails, you may need to manually select the vehicle make, model, and year.
- Review the diagnostic trouble codes (DTCs) and system status reports generated by the scan.

Figure 3: The iCarsoft MB V4.0 displaying an in-depth full-systems diagnostic overview, highlighting various vehicle systems.
Bi-directional Control (Active Tests)
Bi-directional control allows you to send commands from the scan tool to the vehicle's ECUs to test specific components or systems.
- After selecting 'Diagnostics' and identifying the vehicle, navigate to the 'Actuation Test' or 'Bi-directional Control' menu.
- Select the component you wish to test (e.g., injector, fuel pump, ABS pump motor, cooling fan, window, headlight).
- Follow the on-screen instructions to activate or deactivate the component and observe its response. This helps in quickly pinpointing faulty parts.

Figure 4: A user performing an in-depth actuation test using the iCarsoft MB V4.0, demonstrating its bi-directional control capabilities.
Maintenance and Service Functions
The iCarsoft MB V4.0 provides a wide array of maintenance and reset services to assist with common vehicle repairs and adjustments.
- 메인 메뉴에서 '서비스'를 선택하세요.
- Choose the desired service function from the list (e.g., Oil Reset, Electronic Parking Brake (EPB) Reset, Steering Angle Sensor (SAS) Calibration, Diesel Particulate Filter (DPF) Regeneration, Injector Coding, Battery Management System (BMS) Reset, Throttle Position Actuator Reset, TPMS Reset, ABS Bleeding, Suspension Adjustment, Air Conditioner Reset, Head Lamp Reset, Body Stability Control, Engine Control, Seat, Fuel Pump, Air-Filter, Door, Transmission, Miscellaneous, Clutch, Seat Belt, Cruise Control System, Crankshaft, Language Setting, VIN Verification, Mileage Verification).
- Follow the on-screen prompts to complete the service procedure.

Figure 5: A visual representation of the 38+ maintenance reset services and 26 special functions offered by the iCarsoft MB V4.0.

Figure 6: The iCarsoft MB V4.0 displaying unique service functions for specific vehicle brands like Porsche, Volvo, BMW, and Jaguar/Land Rover.
전체 OBD2 기능
The iCarsoft MB V4.0 supports all standard OBD2 diagnostic functions for emissions-related issues.
- 코드 읽기 및 삭제: Retrieve generic and manufacturer-specific diagnostic trouble codes (DTCs) and clear them to turn off the Malfunction Indicator Lamp (밀).
- 라이브 데이터 스트림: View real-time data parameters from the vehicle's sensors and components in text or graph format.
- 프레임 데이터 고정: Capture a snapshot of vehicle operating conditions at the time a fault code was set.
- I/M 준비: 차량이 배출가스 검사를 받을 준비가 되었는지 확인하려면 배출가스 관련 모니터의 상태를 점검하십시오.
- O2 센서 테스트 : 산소 센서 모니터링 테스트 결과를 조회합니다.
- EVAP 시스템 테스트: 증발가스 배출 제어 시스템 테스트를 시작하십시오.
- 온보드 모니터링: 특정 구성 요소/시스템에 대한 온보드 진단 모니터링 테스트 결과를 확인할 수 있습니다.
- 차량 정보: Retrieve vehicle identification information (VIN, Cal ID, CVN).

Figure 7: The iCarsoft MB V4.0 showing its comprehensive full OBD2 diagnostic functions.
Data Display and Analysis
The tool supports 4-in-1 PIDs graphing, allowing you to view and compare multiple live data streams simultaneously for in-depth analysis.

Figure 8: The iCarsoft MB V4.0 displaying real-time 4-in-1 PIDs graphing for detailed data analysis.
유지
Proper maintenance of your iCarsoft MB V4.0 scan tool ensures its longevity and reliable performance.
- 청소: 부드러운 d를 사용하세요amp 화면과 기기 외부를 닦을 때는 천을 사용하세요. 연마성 세척제나 용제는 사용하지 마세요.
- 저장: Store the tool in its protective case in a dry, cool environment away from direct sunlight and extreme temperatures.
- 소프트웨어 업데이트: Regularly check for and install software updates via Wi-Fi to ensure the tool has the latest vehicle coverage and diagnostic capabilities.
- 케이블 관리: Inspect the OBD2 cable for any signs of damage before each use. Avoid bending or twisting the cable excessively.
문제 해결
If you encounter issues with your iCarsoft MB V4.0, refer to the following common troubleshooting tips:
- 장치 전원이 켜지지 않음: Ensure the OBD2 cable is securely connected to the vehicle's diagnostic port and the vehicle's ignition is on. Alternatively, connect the power adapter to a wall outlet. Check if the device battery is charged.
- 차량과의 통신 오류: Verify that the OBD2 cable is properly connected to both the tool and the vehicle. Ensure the vehicle's ignition is in the 'ON' position (engine off or running, depending on the test). Confirm that the vehicle make, model, and year selected on the tool match your vehicle.
- Specific Function Not Supported: Not all vehicle models are equipped with a complete set of ECUs, and some functions may not be supported on certain models. Always verify compatibility for specific service functions with your vehicle's VIN before purchase or attempting the function.
- Slow Operation or Freezing: Ensure the device software is up to date. If the issue persists, try restarting the device.
- 소프트웨어 업데이트 문제: Check your Wi-Fi connection and ensure it is stable. Verify your login credentials for the update server. If the issue persists, try updating at a different time or location with a stronger internet connection.
명세서
Key technical specifications for the iCarsoft MB V4.0 diagnostic scan tool:
| 상표 | iCarsoft |
| 모델 번호 | MB V4.0 |
| 전원 | 배터리 구동 |
| 운영 체제 | 안드로이드 8.1 |
| 화면 크기 | 5 인치 |
| 자동차 적합 유형 | 차량 특정 맞춤 |
| 한국어: | 810192671786 |
보증 및 지원
iCarsoft is committed to providing reliable products and customer satisfaction.
- 제조업체 보증: The iCarsoft MB V4.0 comes with a 1-year manufacturer warranty.
- 소프트웨어 업데이트: Enjoy lifetime free software updates to keep your tool current with the latest vehicle models and diagnostic functions.
- Hardware Repair: Lifetime free hardware repair is offered for the device.
For technical assistance, warranty claims, or any product-related inquiries, please contact iCarsoft customer support through their official web사이트 또는 제품 포장에 제공된 연락처 정보를 참조하세요.