1. บทนำ
The LAUNCH X431 PROS V+ is an advanced automotive diagnostic scan tool designed for comprehensive vehicle analysis. This device provides OE-level diagnostic capabilities, including ECU coding, bidirectional control, and a wide range of reset and service functions. It is suitable for professional mechanics, repair shops, and advanced DIY users seeking detailed vehicle insights and maintenance solutions.
คุณสมบัติที่สำคัญ ได้แก่:
- การเขียนโค้ด ECU ออนไลน์: Match, learn, or code newly replaced ECUs, customize vehicle features, and reprogram adaptive data.
- Bidirectional Control (Active Test): Send commands to vehicle systems and components to test their operational status directly from the tablet.
- การตรวจสอบระบบทั้งหมด: Access and diagnose all accessible vehicle electronic systems, read/clear DTCs, and view ข้อมูลสด
- ฟังก์ชันรีเซ็ตมากกว่า 37 แบบ: Perform various maintenance services such as Oil Reset, EPB, SAS, Throttle Reset, and more.
- FCA AutoAuth SGW Access: Secure access to 2017 and newer FCA vehicles for diagnostics and maintenance.
- ฟังก์ชันแนะนำของ VAG: Simplified diagnostic procedures for VW, Audi, Skoda, and Seat vehicles.
- ครอบคลุมยานพาหนะหลากหลายประเภท: Supports over 150 car brands and 10,000+ models, including OBD1 and OBD2 vehicles.

Figure 1.1: The LAUNCH X431 PROS V+ diagnostic tablet displaying live data stream from a vehicle's ECU.
2. การตั้งค่าและการใช้งานเบื้องต้น
2.1. การแกะกล่องและส่วนประกอบ
Carefully unpack the LAUNCH X431 PROS V+ and verify all components are present:
- Display tablet (1 unit)
- VCI connector (1 unit)
- OBD II extension cable (1 unit)
- Password envelope (1 unit)
- Power adaptor (1 unit)
2.2. การชาร์จอุปกรณ์
Before first use, fully charge the display tablet using the provided power adaptor. The device features a 5000mAh battery, providing approximately 10 hours of continuous operation on a full charge.
2.3. การเปิดเครื่องและการกำหนดค่าเริ่มต้น
- กดปุ่มเปิด/ปิดบนแท็บเล็ตค้างไว้เพื่อเปิดเครื่อง
- Follow the on-screen prompts to select your language and connect to a Wi-Fi network (2.4GHz or 5GHz supported).
- Register your device using the information provided in the password envelope. This step is crucial for accessing software updates and online functions.
3. คู่มือการใช้งาน
3.1 การเชื่อมต่อกับยานพาหนะ
- Locate the vehicle's OBD-II port, typically under the dashboard.
- Connect the VCI connector to the OBD-II port. For older vehicles (OBD1), use the appropriate adapter cable from the included set.
- Ensure the VCI connector is securely paired with the LAUNCH X431 PROS V+ tablet via Bluetooth.
- หมุนกุญแจรถไปที่ตำแหน่งเปิด (เครื่องยนต์ดับ)
3.2. AutoVIN and System Scan
The device features AutoVIN technology to automatically identify the vehicle's make, model, and year (for 2006+ vehicles) upon connection. This streamlines the diagnostic process.
- จากเมนูหลัก เลือก "Intelligent Diagnose".
- The system will attempt to automatically read the VIN. If successful, proceed with the full system scan.
- If AutoVIN fails or for older vehicles, you may manually input the VIN or select the vehicle details.
- Initiate a full system scan to retrieve diagnostic trouble codes (DTCs) and live data from all accessible ECUs.
3.3. ECU Coding and Customization
ECU Coding allows for advanced vehicle customization and module matching. This function is compatible with various brands, including BENZ, VW, Skoda, and Seat.
- การเขียนโค้ดออนไลน์: Access manufacturer-specific coding data for module replacement or customization.
- Offline Coding: Perform coding functions without an internet connection, using pre-downloaded data.
- การจับคู่ส่วนประกอบ: Rematch ECUs after replacement for brands like VW, Audi, BMW, Chrysler, GM, Ford, and more.
- ฟังก์ชั่นที่ซ่อนอยู่ของ Flash: Enable or disable specific vehicle features, such as:
- Deactivating Start/Stop function.
- Adjusting seatbelt warning sounds.
- Automatic folding/unfolding mirrors.
- Activating/deactivating daytime running lights.
- Flashing brake lights during emergency braking.

รูปที่ 3.1: เกินview of ECU Coding functions, including online coding, configuration, modification, personalization, and flashing hidden features.
3.4. การควบคุมแบบสองทิศทาง (การทดสอบเชิงรุก)
This function allows the user to send commands to vehicle systems and components to test their operational status directly. This helps in quickly identifying faulty components without disassembling parts.
- Examples include: turning on/off the radiator fan, lights, horn, fuel pump; modulating the throttle; opening/closing windows; operating mirrors.
- Access this function through the "Active Test" menu after selecting the vehicle system.

Figure 3.2: Illustration of bidirectional control, demonstrating the ability to send commands to various vehicle components for testing.
3.5. การวินิจฉัยระบบทั้งหมด
The LAUNCH X431 PROS V+ can access and diagnose all electronic systems within a vehicle. This includes, but is not limited to:
- Engine, Auto Transmission, Airbags, ABS, Cruise Control
- Instruments, Self-Leveling Suspension, Seats, Doors, Gateway
- Steering Angle, Air Suspension, Body Systems, Electronic Power Steering
- Tyre Pressure, Rain Sensors, 4WD System, Stabilizer, Intelligent Parking Assist
- Audio Systems, Air Conditioning, Tiptronic, Soft Top, Headlamp การปรับระดับ
- Electric Windows, Plip Programming, Heated Rear Window, Xenon Headlights
- Fuel Burning Heater, Transfer Box, Seat Memory, Oil Life Service Reset
- Sliding Doors, Electronic Throttle, Navigation System, Rollover Sensor
- Multi-Function Steering Wheel, Auxiliary Heating, Electronic Parking Brake, Clutch Electronics.
Within each system, you can read and clear Diagnostic Trouble Codes (DTCs) and view live data streams.
3.6. Reset and Service Functions (37+)
The tool provides over 37 common reset and service functions to address various maintenance needs. These functions allow for dealership-level relearn procedures.
- Oil Reset, EPB (Electronic Parking Brake), SAS (Steering Angle Sensor) Reset
- Throttle Reset, Suspension Calibration, ABS Bleeding, Trans Adaptation
- Injector Coding, VGT Turbo Calibration, Power Balance, Idle Relearn
- Crankshaft Variation Learn, Tire Reset, BMS (Battery Management System) Service
- Gear Learning, AFS (Adaptive Front-lighting System) Reset, Gearbox, Sunroof
- SUS Reset, Windows Calibration, Seats Calibration, Language Change
- A/F Reset, Coolant Bleed, Transport Mode, Adblue Reset, NOx Sensor Reset
- Stop/Start Reset, Headlamp Fitting, Seat Matching, Door & Window Initialization Study
- Air Suspension Matching, Multimedia Video Reset, Cluster Reset, Tire Change.
More functions can be found under "Diagnose" -> "Car Model" -> "System" -> "Special Functions".

Figure 3.3: A selection of the 37+ reset, relearn, calibration, initialization, and matching functions available on the device.
3.7. FCA AutoAuth SGW Access
The LAUNCH X431 PROS V+ supports secure gateway (SGW) access for 2017 and newer Chrysler, Dodge, Jeep, Alfa Romeo, and Fiat vehicles. This allows for full diagnostic and maintenance functions on these protected systems.
3.8. ฟังก์ชันแนะนำของ VAG
For Volkswagen, Audi, Seat, Skoda, and Porsche vehicles, the guided functions simplify complex diagnostic procedures by providing step-by-step instructions and bypassing security access codes or channel numbers.

Figure 3.4: The device interface demonstrating VAG Guided Functions, software updates, and AutoVIN capabilities.
3.9. Live Data Stream and Diagnostic Reports
The tool can display up to 12 parameters of real-time data (e.g., temperature, speed, voltage) in graphs and text format. This allows for detailed analysis and troubleshooting. Diagnostic reports can be generated and stored in the "Diagnostic History" for future reference or printing.
3.10. Remote Diagnostics
The remote diagnostics function enables real-time communication between X431 devices, allowing technicians to diagnose vehicles remotely.
3.11. Repair Information
The device provides access to a comprehensive database of repair information, including:
- Operating Skills: Solutions for common faults in specific models.
- ฝ่ายช่วยเหลือ DTC: Verified fixes for specific fault codes.
- Automotive Technology Handbook: Circuit diagrams, component introductions, and fastener tightening specifications.
- Repair Case: Practical diagnostic operations demonstrated on various car models.
4. โมดูลที่สามารถขยายได้
The LAUNCH X431 PROS V+ supports various optional modules to extend its diagnostic capabilities. These modules are sold separately.
- ADAS Mobile/PRO: For calibrating driver assistance systems.
- Videoscope (VSP600): Allows inspection of hard-to-reach areas like engines, fuel tanks, and braking systems.
- Battery Tester (BST360): Assesses the health status of the vehicle's battery and electrical system.
- WiFi Printer: For printing detailed diagnostic reports directly from the device.

รูปที่ 4.1: เกินview of optional expansion modules that enhance the functionality of the LAUNCH X431 PROS V+.
5. การบำรุงรักษา
5.1. การอัปเดตซอฟต์แวร์
The LAUNCH X431 PROS V+ includes 2 years of free software updates. Regular updates are essential for bug fixes, performance optimization, new function additions, and expanded vehicle coverage.
- เชื่อมต่ออุปกรณ์กับเครือข่าย Wi-Fi ที่เสถียร
- นำทางไปที่ "Software Update" section on the main menu.
- ปฏิบัติตามคำแนะนำบนหน้าจอเพื่อดาวน์โหลดและติดตั้งการอัพเดตที่มีอยู่
5.2. การดูแลแบตเตอรี่
- หลีกเลี่ยงการปล่อยแบตเตอรี่จนหมดบ่อยครั้ง
- เก็บอุปกรณ์ไว้ในที่แห้งและเย็นเมื่อไม่ใช้งาน
- If storing for extended periods, ensure the battery is charged to approximately 50-70%.
5.3. การทำความสะอาด
ใช้แบบนุ่มๆamp cloth to clean the tablet screen and body. Avoid using abrasive cleaners or solvents.
6 การแก้ไขปัญหา
6.1. ปัญหาทั่วไปและวิธีแก้ไข
- Issue: Received product appears used or broken.
สารละลาย: Contact customer support immediately. Returns may sometimes be incorrectly marked as sellable. A replacement will be arranged.
- Issue: Topology map or certain functions not working after two years of free updates expire.
สารละลาย: Core functions and existing topology maps will continue to work. Updates primarily provide bug fixes, optimizations, new features, and expanded vehicle model support. The device remains functional for previously supported features.
- Issue: Device not connecting to vehicle or reading data.
สารละลาย:
- Ensure the VCI connector is securely plugged into the OBD-II port.
- Verify the VCI connector is paired via Bluetooth with the tablet.
- Confirm the vehicle's ignition is in the ON position.
- Check if the vehicle model is supported by the current software version. Update software if necessary.
7. ข้อมูลจำเพาะ
| คุณสมบัติ | รายละเอียด |
|---|---|
| แบบอย่าง | LAUNCH X431 PROS V+ |
| ระบบปฏิบัติการ | แอนดรอยด์ 9.0 |
| หน่วยประมวลผล CPU | ควอดคอร์ 2.0 GHz |
| แสดง | หน้าจอสัมผัสขนาด 8 นิ้ว 1280*800 |
| ความจุในการเก็บข้อมูล | หน่วยความจำ 32GB (สามารถเพิ่มได้ถึง 128GB) |
| แบตเตอรี่ | 5000mAh (approx. 10 hours continuous use) |
| ไวไฟ | 2.4GHz & 5GHz Dual-Frequency |
| ขนาด | 6.97 x 17.1 x 14.6 นิ้ว |
| น้ำหนักสินค้า | 11.82 ปอนด์ |
| คุณสมบัติพิเศษ | 38+ Reset Services, All System Diagnoses, AutoAuth FCA SGW, Bi-directional Control, ECU Online Coding/Calibration/Matching/Relearn |
| ความคุ้มครองรถยนต์ | 150+ car brands, 10,000+ models (OBD1/OBD2/EOBD/JOBD) |
| การอัพเดตซอฟต์แวร์ | อัปเดตฟรี 2 ปี |
8. การรับประกันและการสนับสนุน
8.1. Product Assurance
The LAUNCH X431 PROS V+ comes with an extended 5-year product assurance. For specific details regarding warranty coverage, please refer to the documentation included with your product or contact customer support.
8.2. การสนับสนุนลูกค้า
For any technical assistance, troubleshooting, or warranty inquiries, please contact LAUNCH customer support directly. The contact information is typically provided in the product packaging or on the official LAUNCH webเว็บไซต์.
บันทึก: For Amazon customers, it is recommended to contact the seller directly for support related to purchases made through Amazon. The seller's contact information is usually available on the order details page.
การสนับสนุนทางโทรศัพท์: 1-888-756-2936 (Mon-Fri 9:00 AM–6:00 PM EST)





