1. Entwodiksyon
The LAUNCH X431 PRO Dyno 2025 is a state-of-the-art bidirectional scan tool designed for comprehensive vehicle diagnostics. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and longevity.
Key features include advanced ECU Coding, OE-Level All System Diagnostics, Bi-directional Active Tests, and over 38 special functions. It supports modern automotive protocols like CAN-FD and DoIP, offering extensive vehicle coverage.

Figure 1.1: LAUNCH X431 PRO Dyno 2025 Scan Tool and its components.
2. Ki sa ki nan bwat la
Lè w ap ouvri pake a, verifye si tout konpozan yo la epi yo an bon eta:
- X-431 PRO fifth generation tablet
- DBSCAR VII diagnostic connector
- Power adapter, 5V / 5A, wire length 1.2m
- Various OBD-II and non-OBD-II adapters (as shown in product images)

Figure 2.1: The LAUNCH X431 PRO Dyno 2025 scan tool and its comprehensive set of adapters and cables.
3. Gid Enstalasyon
3.1 Premye Limen ak Konfigirasyon
- Chaje aparèy la: Connect the provided power adapter to the X-431 PRO Dyno tablet and a power outlet. Allow the device to fully charge before first use. The 6300mAh battery provides over 21 hours of continuous use.
- Pouvwa sou: Press and hold the power button until the LAUNCH logo appears on the 8-inch 1280x800 display.
- Seleksyon Lang: Follow the on-screen prompts to select your preferred language. The device supports 24 languages including English, French, Spanish, German, and more.
- Koneksyon Wi-Fi: Connect the device to a stable Wi-Fi network. This is crucial for software updates and online features.
- Mizajou lojisyèl: Navigate to the "Software Update" section. Perform a one-touch smart update to ensure all diagnostic software and vehicle data are current. Regular updates are provided for 2 years free of charge.

Figure 3.1: The software update interface on the LAUNCH X431 PRO Dyno 2025, showing the progress of an update.
3.2 Konekte ak Veyikil
- Locate OBD-II Port: Identify the vehicle's OBD-II diagnostic port, typically located under the dashboard on the driver's side.
- Connect DBSCAR VII: Plug the DBSCAR VII diagnostic connector into the vehicle's OBD-II port. Ensure a secure connection.
- Etabli kominikasyon: The DBSCAR VII connects wirelessly via Bluetooth (up to 33ft range) or via Type-C wired connection for stable data transmission. The tablet will automatically detect the VCI.
- Limen: Vire kontak machin nan nan pozisyon "ON" (motè a etenn).

Figure 3.2: The DBSCAR VII diagnostic connector (VCI) connected to a vehicle's OBD-II port, illustrating wireless communication with the tablet.
4. Operasyon Enstriksyon
4.1 Tout Dyagnostik Sistèm
The LAUNCH X431 PRO Dyno performs OE-level diagnostics across all accessible vehicle systems (e.g., PCM, ECM, EPS, PDM, BCM, TPMS, SCCM, RADIO, ABS, SRS, etc.).
- AutoVIN & Scan: From the main menu, select "Intelligent Diagnose" or "Local Diagnose" and then "AutoVIN" (for 2006+ models) to automatically identify the vehicle. Alternatively, manually select vehicle make, model, and year.
- Rapò Sante: Initiate a "Health Report" scan to quickly identify all system fault codes (DTCs). The scan tool will display a progress bar and list detected issues.
- Li/Efase DTC yo: View detailed descriptions of Diagnostic Trouble Codes. Use the "Clear Codes" function to erase DTCs after repairs are completed.
- Kouran Done An Dirèk: Access real-time data parameters from various sensors and modules. Data can be displayed in graphical format for easier analysis.

Figi 4.1: Plis paseview of the all-system diagnostic capabilities, including AutoVIN, Clear Codes, Read Codes, AutoScan, Live Data, and ECU Info.
4.2 Bi-directional Active Tests
This function allows sending commands from the scan tool to vehicle ECUs to test specific components or systems.
- Access Active Test: From the diagnostic menu, select "Active Test" or "Bi-directional Control."
- Select Component: Choose the component you wish to test (e.g., radiator fan, fuel pump, windows, lights, etc.).
- Execute Test: Send commands to activate or deactivate the component and observe its response. This helps in quickly pinpointing faulty parts.

Figure 4.2: Demonstrates the bi-directional control feature, allowing the user to send commands to vehicle components like parking brake, AC clutch, headlamps, ABS pump, and windows/doors.
4.3 Kodaj ECU
ECU Coding allows for customization, matching, and recalibration of ECU components.
- Access ECU Coding: Select "ECU Coding" from the main menu or diagnostic functions.
- Fè Operasyon yo:
- Setup New ECU Modules: Match, learn, or code new ECU modules after replacement.
- Pèsonalizasyon: Customize vehicle functions (e.g., auto engine start-stop, flashing headlights on alarm, auto side mirrors folding, change dashboard brightness, fuel consumption display, auto door).
- Fix Complex Issues: Recode or calibrate ECUs to resolve performance issues.
- Nòt: Available coding operations vary by vehicle make, model, and year.

Figure 4.3: The ECU Coding interface, showing options for personalizing car settings and optimizing driving experience.
4.4 Special Functions (38+)
The device offers over 38 commonly used special functions for various maintenance and reset services.
- Oil Reset Service: Reset engine oil life system.
- Reyajisteman EPB: Electronic Parking Brake reset.
- Kalibrasyon SAS: Steering Angle Sensor calibration.
- Senyen nan ABS: Bleed the Anti-lock Braking System.
- Kodaj enjektè: Write adaptive code for injectors.
- TPMS Reyajiste: Tire Pressure Monitoring System reset.
- Reyajisteman BMS: Battery Management System reset.
- Adaptasyon akseleratè: Adapt throttle position.
- Suspension Matching: Adjust suspension parameters.
- And many more, including Gear Learning, Windows Calibration, Sunroof Initialization, AFS Reset, etc.

Figure 4.4: A visual representation of some of the 38+ special functions available, such as Oil Reset, EPB Reset, SAS Calibration, Airbag Reset, BMS Reset, Brake Bleed, TPMS, and Injector Coding.
4.5 Lòt Karakteristik
- CAN-FD & DoIP Support: Covers modern vehicles using these protocols. A DoIP adapter may be required for some models.
- Oto-otorizasyon FCA: Provides secure gateway access for 2018+ FCA vehicles.
- Dyagnostik a distans: Allows for remote technical assistance.
- Rapò Dyagnostik: Generate and print comprehensive diagnostic reports.
- Kòmantè sou entènèt: Direct communication channel for operational and diagnostic tips.

Figure 4.5: Highlights various features including AutoAuth for FCA SGM, V.A.G Guided Function, CAN-FD & DoIP support, Remote Diagnostic, Online Repair Resources, 8-in-1 Live Data Stream, and Diagnostic Report Print & Share.
5. Antretyen
Proper maintenance ensures the longevity and optimal performance of your LAUNCH X431 PRO Dyno.
- Mizajou lojisyèl: Regularly check for and install software updates to ensure compatibility with new vehicle models and access to the latest features. Updates are free for 2 years.
- Netwayaj: Sèvi ak yon twal mou epi sèk pou netwaye ekran ak kò tablèt la. Evite pwodui netwayaj abrazif oswa solvan.
- Depo: Store the device in its protective case in a cool, dry place when not in use. Avoid extreme temperatures.
- Swen batri: Pou pwolonje lavi batri a, evite dechaje batri a nèt souvan. Chaje aparèy la regilyèman, menm si w pa an sèvis.
- VCI Care: Keep the DBSCAR VII connector clean and free of debris. Ensure pins are not bent or damaged.

Figure 5.1: The device and its protective case, emphasizing the importance of proper storage and care.
NAN. Depanaj
Seksyon sa a adrese pwoblèm komen ak solisyon yo.
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Aparèy pa limen. | Batri fèb; Bouton pouvwa a pa peze ase lontan. | Chaje aparèy la pou omwen 30 minit. Peze epi kenbe bouton pouvwa a pou 3-5 segonn. |
| Pa ka konekte ak machin nan. | VCI not properly connected; Ignition off; Bluetooth/Wi-Fi issue. | Ensure VCI is securely plugged into OBD-II port. Turn ignition to ON. Check Bluetooth/Wi-Fi connection on tablet. |
| Mizajou lojisyèl la echwe. | Unstable Wi-Fi; Insufficient storage. | Ensure strong Wi-Fi signal. Clear some data to free up storage (4+64GB ROM/RAM). |
| Specific function not available for vehicle. | Function not supported by vehicle's ECU; Outdated software. | Verify vehicle compatibility for the specific function. Perform a software update. |
For further assistance, utilize the "Online Feedback" or "Remote Diagnosis" features on the device, or contact customer support.
7. Espesifikasyon
| Karakteristik | Detay |
|---|---|
| Modèl | X 431 PRO DYNO |
| Sistèm operasyon | Android 10.0 |
| Processeur | 4-Core 2.0GHz |
| Memwa (ROM/RAM) | 4GB RAM + 64GB ROM |
| Ekspozisyon | 8-inch, 1280x800 resolution |
| Batri | 6300mAh (21+ hours continuous use) |
| Koneksyon | Bluetooth (33ft wireless range), Type-C wired, Wi-Fi (Dual 2.4/5GHz) |
| Kamera | 8M Rear |
| Pwotokòl sipòte | CAN-FD, DoIP (with adapter) |
| Kouvèti machin | 100+ brands, 10000+ models (1996-2025 cars) |
| Dimansyon | 17.32"L x 12.2"L x 14.57"H |
| Pwa atik | 15.98 liv |

Figure 7.1: Key specifications and worldwide car coverage details for the LAUNCH X431 PRO Dyno 2025.
8. Garanti ak sipò
The LAUNCH X431 PRO Dyno comes with a commitment to customer satisfaction and long-term support.
- Free Software Updates: Enjoy 2 years of subscription-free software updates.
- Sovgad Kalite: The product includes a 5-year quality backup.
- Asistans teknik pou tout lavi: Reliable lifetime technical assistance is offered by a team of experts, available 24/7/365.
- Kontakte sipò: For any issues or inquiries, you can contact customer support at 1-888-756-2936 (Mon-Fri 9:00 AM–6:00 PM EST) or use the "Online Feedback" feature on the device.

Figi 8.1: Plis paseview of the LAUNCH X431 PRO Dyno's main features and support offerings.
9. Videyo pwodwi ofisyèl yo
Watch these official videos for a visual guide on using your LAUNCH X431 PRO Dyno.
9.1 LAUNCH X431 PRO DYNO Overview
Videyo 9.1: Videyo sa a bay yon plis paseview of the LAUNCH X431 PRO Dyno, highlighting its comprehensive features and wide car model coverage. It demonstrates how the tool can cover more than 98% of car models in the market.





