Introduction
This manual provides detailed instructions for the operation and maintenance of your XTOOL X100 PAD3 SE AI-Assisted Bidirectional OBD2 Scanner. Please read this manual thoroughly before using the device to ensure proper function and to maximize its capabilities. The X100 PAD3 SE is designed for professional technicians, repair facilities, and experienced DIY users, offering comprehensive vehicle diagnostics and service functions.
1. Installation et utilisation initiale
1.1 Contenu du paquet
Vérifiez que tous les éléments énumérés ci-dessous sont présents dans votre colis :
- X100PAD3SE Tablet
- USB3.0 To Type-B Main Cable
- Câble de données USB Type-C
- USB Type-C to USB 3.0 Adapter
- Power Charger US
- Power Charger EU
- Power Charger UK

Image: XTOOL X100 PAD3 SE with its various cables and power adapters, illustrating the complete packing list.
1.2 Mise sous tension et configuration initiale
Connect the device to a power source using one of the provided chargers. Press and hold the power button to turn on the tablet. Follow the on-screen prompts to select your preferred language (22 languages supported), connect to Wi-Fi, and complete the initial setup. Ensure the device is fully charged before its first use.
2. Mode d'emploi
2.1 Diagnostic complet du système
The X100 PAD3 SE provides comprehensive diagnostic capabilities across all vehicle systems, including engine, transmission, ABS, SRS, HVAC, and body control modules. To perform a full system scan:
- Connect the diagnostic tool to the vehicle's OBD-II port.
- Sélectionnez « Diagnostic » dans le menu principal.
- Choose "Auto Scan" to automatically identify the vehicle and scan all available systems.
- Alternatively, use "Manual Input" or "Automatic Selection" for specific vehicle identification.
- Review Diagnostic Trouble Codes (DTCs), freeze-frame data, ECU information, and live data streams.

Image: The XTOOL X100 PAD3 SE performing an OE-level all system diagnostic scan, showing various vehicle modules being accessed.
2.2 Commande bidirectionnelle (tests actifs)
This function allows you to send commands to vehicle components to test their functionality directly. This helps in quickly identifying faulty parts without extensive disassembly.
- Access "Active Test" from the diagnostic menu after vehicle identification.
- Select the component you wish to test (e.g., radiator fan, fuel injectors, A/C clutch).
- Activate the component and observe its response.

Image: The XTOOL X100 PAD3 SE demonstrating bidirectional control, showing activation of components like windows, mirrors, and headlights.
2.3 ECU Coding & Configuration
The device supports ECU coding for BMW and Mercedes-Benz, and configuration functions for Ford, Toyota, and Lexus. This allows for customization and optimization of vehicle behavior.
- Navigate to "Special Functions" and select "ECU Coding" or "Configuration".
- Follow the on-screen instructions carefully. Note that functions vary by vehicle model.
2.4 Service Functions (38+ Resets)
The X100 PAD3 SE offers over 38 common service functions for maintenance and repair resets. These include:
- Réinitialisation de l'huile
- Saignement ABS
- Codage des injecteurs
- Étalonnage de l'angle de braquage
- Réapprentissage de l'accélérateur
- Enregistrement de la batterie
- Réinitialisation du frein de stationnement électronique (EPB)
- Réinitialisation du TPMS (système de surveillance de la pression des pneus)
- Et bien d'autres encore.

Image: A visual representation of the 38+ hot service functions available on the XTOOL X100 PAD3 SE, including icons for various resets and calibrations.
2.5 Visualisation des données en direct
Monitor up to 8 PIDs (Parameter IDs) simultaneously in a clear graph form. This feature is crucial for diagnosing intermittent problems and observing real-time sensor data.
- Access "Live Data" after a system scan.
- Select desired parameters to view.
- Utilize data playback, record, and review functions for detailed analysis.
- Exporter les données au format CSV files for external review.

Image: The XTOOL X100 PAD3 SE displaying 8 PIDs in one graphic live data, showing real-time parameter monitoring for fault detection.
2.6 Pre/Post Scan & Diagnostic Report V2.0
Perform pre-repair and post-repair scans to document vehicle conditions. The upgraded Diagnostic Report V2.0 offers a clean layout, customizable content, and easy sharing options.
- Initiate a "Pre-Scan" before any repairs to identify existing DTCs.
- After repairs, perform a "Post-Scan" to confirm issues are resolved and no new DTCs have appeared.
- Generate and customize diagnostic reports with customer information and shop logos.

Image: The XTOOL X100 PAD3 SE demonstrating the Pre/Post Scan feature and the generation of Diagnostic Report V2.0.
3. Entretien
3.1 Mises à jour logicielles
Your X100 PAD3 SE includes 2 years of free software updates to ensure compatibility with new vehicle models and to add new functions. After the update period, the device will continue to function normally with the installed software, and no mandatory subscriptions are required.
- Connectez l'appareil à un réseau Wi-Fi stable.
- Navigate to the "Update" section on the main menu.
- Suivez les instructions à l'écran pour télécharger et installer les mises à jour disponibles.
3.2 Nettoyage et stockage
Keep the device clean and free from dust and moisture. Use a soft, damp cloth to wipe the screen and exterior. Store the device in its protective case in a cool, dry place when not in use.
4. Dépannage
4.1 AI-Powered Diagnostic Assistant
The integrated AI Assistant can help with troubleshooting. After reading DTCs, tap the AI icon under "Diagnosis → More" to access detailed fault explanations, structured diagnostic logic, and suggested repair directions. This feature requires an active internet connection.
Note: AI-generated repair suggestions are for reference only and should be verified by a qualified technician.
4.2 Problèmes courants
- L'appareil ne s'allume pas : Ensure the battery is charged or connect to a power source. Check the power adapter and cable connections.
- Problèmes de connexion avec le véhicule : Vérifiez que le câble OBD-II est bien connecté à la fois à l'appareil et au port du véhicule. Assurez-vous que le contact du véhicule est mis.
- Blocage/plantage du logiciel : Restart the device. If the issue persists, ensure the software is up to date.
5. Spécifications
| Marque | XOUTIL |
| Numéro de modèle | WZ-X100PAD3SE-Bidirectional |
| Système opérateur | Android 10.0 |
| Processeur | Processeur quadruple cœur à 1.8 GHz |
| Mémoire | 4 Go de RAM + 64 Go de stockage |
| Taille de l'écran | 8 pouces |
| Batterie | 5000mAh 7.3V (equivalent to 10,000mAh at 3.7V) |
| Connectivité | Wi-Fi double bande |
| Caméra | 8 MP |
| Protocoles pris en charge | FCA AutoAuth, CAN FD, DoIP |
| Couverture du véhicule | 10,000+ models, 99% brands (no IP limitations) |
6. Informations sur la garantie
The XTOOL X100 PAD3 SE comes with a Garantie constructeur d'un anCette garantie couvre les défauts de matériaux et de fabrication dans des conditions normales d'utilisation. Veuillez conserver votre preuve d'achat pour toute réclamation au titre de la garantie.
For detailed warranty terms and conditions, please refer to the official XTOOL website ou contacter le support client.
7. Assistance et contact
XTOOL provides comprehensive support for its products. If you encounter any issues or have questions regarding your X100 PAD3 SE, please utilize the following resources:
- Assistance technique: Access 365/24/7 technical assistance.
- Ressources en ligne : Visitez le site officiel de XTOOL webSite regroupant les FAQ, les téléchargements de logiciels et la documentation supplémentaire.
- Prise en charge linguistique : The device supports 22 languages. For language changes, refer to the device settings.

Image: The XTOOL customer support team, illustrating the availability of technical assistance and support services.