Introduction
The XTOOL D5S OBD2 Scanner is a comprehensive diagnostic tool designed for both professional mechanics and DIY enthusiasts. It offers extensive vehicle coverage, advanced diagnostic functions, and essential maintenance resets to help users efficiently identify and resolve vehicle issues. This manual provides detailed instructions for setting up, operating, and maintaining your D5S scanner.
What's in the Box
- XTOOL D5S Scan Tool
- OBD2 Cable
- Type C Cable for Charging
- Quick Guide
- 24/7 Tech Support: xtoolofficial @ hotmail . c o m

Setup
- Charge the Device: Connect the XTOOL D5S to a power source using the provided Type C cable. Ensure the device is sufficiently charged before first use.
- Power On: Press and hold the power button located on the top of the device to turn it on.
- Connect to Vehicle: Locate your vehicle's OBD2 port (typically under the dashboard on the driver's side). Plug the OBD2 cable into the port and connect the other end to the XTOOL D5S scanner.
- Ignition On: Turn the vehicle's ignition to the "ON" position. Do not start the engine unless instructed by a specific diagnostic procedure.
- Wi-Fi Setup: Navigate to "More" > "Settings" > "Wi-Fi connection" to configure.
- Software Updates: After connecting to Wi-Fi, navigate to the "Updates" section on the main menu. Download and install all available software updates to ensure optimal performance and the latest vehicle coverage.

Video: Demonstrates connecting the XTOOL D5S to a vehicle's OBD2 port and initial power-up. This video highlights the physical connection process and the device's boot sequence, showing the main menu interface.
Operating Instructions
1. 4 Main System Diagnostics
The D5S provides access to the Engine, Transmission, ABS, and SRS systems to read Diagnostic Trouble Codes (DTCs) and view live data. This is crucial for identifying issues in these critical vehicle systems.
- Engine: Diagnose engine light issues, misfires, rough idle, and sensor problems.
- ABS (Anti-lock Braking System): Read and clear ABS codes, troubleshoot brake sensor and traction control issues, and perform ABS bleeding.
- SRS (Supplemental Restraint System): Scan and clear airbag codes related to airbags, seatbelt tensioners, and crash sensors.
- Transmission: Read and clear transmission trouble codes, monitor real-time TCM data, and perform transmission resets.

Video: Illustrates the process of checking airbag SRS systems using the XTOOL D5S, including reading live data from seatbelt switches and occupant detection systems.
2. 16 Essential Maintenance Functions
The D5S offers 16 high-demand reset functions for common maintenance needs:
- Electronic Parking Brake Reset (EPB)
- SAS (Steering Angle Sensor) Reset
- BMS (Battery Management System) Reset
- Throttle Body Relearn
- TPMS (Tire Pressure Monitoring System) Reset
- ABS Bleeding
- Injector Coding
- Gearbox Match
- Suspension Adjustment
- Headlight Adjustment
- Window Initialization
- Crank Sensor Relearn
- Oil Reset
- EGR Relearn
- DPF/GPF Regeneration
- Control Unit Reset

Video: Demonstrates the Throttle Body/Position Sensor Reset function, guiding the user through the steps to perform the reset and showing the device's interface during the process.
3. Full OBD2 Functions
The D5S supports all 10 modes of OBD2 tests, allowing you to check engine lights, read and clear DTCs, view freeze frame data, and perform various diagnostic tests.
- Read/Clear DTCs
- DTCs Lookup
- Freeze Frame
- I/M Readiness
- O2 Sensor Monitor Test
- Data Stream
- On-Board Monitoring Test
- EVAP Test
- Vehicle Information

4. AutoVIN and DTC Lookup
AutoVIN/Auto Scan technology automatically identifies your vehicle for quick diagnostics. The built-in DTC library helps you quickly understand fault codes. Diagnostic reports can be saved and shared.

5. Real-Time Engine Monitoring / Live Data
Monitor live data like fuel trim, O2 sensor voltage, RPM, and coolant temp to pinpoint issues. Data can be displayed in text or up to 4 PID data graphs for visual analysis.

Video: Demonstrates the live data functionality of the XTOOL D5S, showing various sensor readings and their real-time updates, including cylinder acceleration values.
6. Software Updates
Enjoy free lifetime software updates over Wi-Fi. This ensures your D5S remains updated with the latest features and vehicle compatibility without hidden fees.

Video: Shows the updates menu on the XTOOL D5S, demonstrating how to access and install software updates for various vehicle brands.
Maintenance
- Keep Clean: Wipe the device with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Store Properly: Store the scanner in a cool, dry place away from direct sunlight and extreme temperatures.
- Software Updates: Regularly check for and install software updates to ensure the device functions optimally and has the latest vehicle data.
- Battery Care: Charge the battery regularly, even if not in use, to prolong its lifespan.
Troubleshooting
- Device Not Powering On:
- Ensure the battery is charged.
- Verify the OBD2 cable is securely connected to both the device and the vehicle.
- Check the vehicle's OBD2 port for power (some vehicles require ignition to be on).
- Communication Error:
- Confirm the vehicle's ignition is in the "ON" position.
- Check for loose cable connections.
- Ensure the vehicle is OBD2 compliant (most vehicles after 1996).
- Try a different vehicle to rule out device issues.
- Fault Code Returns After Clearing:
- This indicates the underlying issue has not been fully resolved. Address the root cause of the fault.
- Screen Unresponsive:
- Perform a soft reset by holding the power button until the device restarts.
Specifications
| Brand | XTOOL |
| Model | XTOOL D5S Smart Diagnostic System |
| Operating System | Linux |
| Display Resolution | 720x1440 |
| Screen Size | 5.45 inches |
| Item Weight | 1.76 pounds |
| Storage | 32GB (expandable) |
| Battery | 1 Lithium Polymer battery (included) |
| Connectivity | OBD2 Cable, Type C USB, Wi-Fi |
| Supported Protocols | CAN FD, ISO 9141-2, ISO 14230-4 (KWP2000), SAE J1850 PWM, SAE J1850 VPW, ISO 15765-4 (CAN-BUS) |
Warranty and Support
The XTOOL D5S OBD2 Scanner comes with a 2-year warranty. XTOOL provides lifetime technical support for its products. For any issues or technical assistance, please contact XTOOL's dedicated support team at xtoolofficial@hotmail.com. Free lifetime software updates are available to ensure continued access to the latest features and vehicle compatibility.





