Introduction
The XTOOL D5 is an advanced car code reader and reset tool designed for comprehensive vehicle diagnostics and maintenance. It provides a wide range of functions for both professional technicians and DIY enthusiasts, ensuring efficient troubleshooting and upkeep of your vehicle's systems. This manual provides detailed instructions on setting up, operating, and maintaining your XTOOL D5 device.

Figure 1: The XTOOL D5 diagnostic tool, showcasing its user interface.
What's in the Box
Upon unboxing your XTOOL D5, please verify that all the following components are included:
- XTOOL D5 Scan Tool
- OBD2 Cable
- Type C Charging Cable
- Quick Guide
Setup
Follow these steps to set up your XTOOL D5 for first-time use:
- Charge the Device: Connect the XTOOL D5 to a power source using the provided Type C Charging Cable. Ensure the device is fully charged before initial use. The device includes a 3150mAh Lithium Polymer battery.
- Power On: Press and hold the power button to turn on the XTOOL D5.
- Initial Configuration: Follow the on-screen prompts to select your preferred language (English is built-in) and connect to a Wi-Fi network for updates.
- Connect to Vehicle: Locate your vehicle's OBD2 port, typically found under the dashboard on the driver's side. Connect the OBD2 Cable from the XTOOL D5 to the vehicle's OBD2 port.

Figure 2: Connecting the XTOOL D5 to a vehicle's OBD2 port for diagnostic operations.
Operating Instructions
The XTOOL D5 offers a range of diagnostic and maintenance functions. This section details how to utilize its primary features.
1. 4-System Diagnostics
The D5 provides comprehensive diagnostics for the Engine, Transmission, ABS, and SRS systems. This allows for reading and clearing Diagnostic Trouble Codes (DTCs) and viewing live data.
- Engine System: Diagnose issues related to the engine, including check engine light, misfires, stalling, and performance problems.
- Transmission System: Identify problems with the vehicle's transmission, such as hard shifts, slipping gears, or fluid leaks.
- ABS (Anti-lock Braking System): Read and clear codes related to ABS warnings, brake sensors, and traction control.
- SRS (Supplemental Restraint System): Scan and clear codes for airbags, seatbelt tensioners, and crash sensors.

Figure 3: Overview of the 4-system diagnostic capabilities of the XTOOL D5.
2. 9 Essential Maintenance Functions
The D5 includes nine key reset and service functions to assist with common vehicle maintenance tasks:
- EPB Brake Reset: Resets the electronic parking brake after brake pad replacement.
- SAS Calibration: Calibrates the steering angle sensor.
- BMS Reset: Resets the battery management system after battery replacement.
- Throttle Body/Position Relearn: Relearns the throttle body position.
- TPMS Reset: Resets the Tire Pressure Monitoring System.
- ABS Bleeding: Performs ABS bleeding procedures.
- Injector Coding: Codes new injectors to the vehicle's ECU.
- Oil Reset: Resets the oil service light after an oil change.
- DPF Regeneration: Initiates Diesel Particulate Filter regeneration (if applicable).

Figure 4: Screen showing the 9 essential maintenance functions available on the XTOOL D5.
3. Full OBD2 Functions
The D5 supports all 10 OBD2 test modes for comprehensive emissions-related diagnostics:
- Read DTCs: Retrieves generic (P0, P2, P3, and U0) and manufacturer specific (P1, P3, and U1) codes.
- Clear DTCs: Clears Diagnostic Trouble Codes and turns off the Check Engine Light.
- Read Live Data: Displays real-time data stream in text or graph format (up to 4 PIDs simultaneously).
- I/M Readiness: Checks the readiness of the emission monitoring systems.
- O2 Sensor Monitor Test: Retrieves O2 sensor monitor test results.
- Freeze Frame Data: Displays the vehicle's operating conditions at the time an emission-related fault occurred.
- Component Test: Allows testing of specific components or systems.
- On-Board Monitor Test: Retrieves results for on-board diagnostic monitoring tests.
- Vehicle Information: Retrieves vehicle identification number (VIN), calibration ID (CALID), and calibration verification number (CVN).

Figure 5: Monitoring and graphing up to 4 live data streams on the XTOOL D5.
4. Advanced Features
- AutoVIN/Auto Scan: Quickly identifies vehicle information for faster diagnostics. Note: AutoVIN may not work with all vehicle models.
- DTC Lookup: Built-in DTC Library explains fault codes, aiding in understanding and resolving issues.
- Diagnostic Report: Generate, save, and share detailed diagnostic reports with one click.
- Battery Voltage Reading: Monitors the vehicle's electrical system in real-time to prevent damage during diagnostics.

Figure 6: Super clear navigation display with quick access features on the XTOOL D5.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your XTOOL D5 device.
- Software Updates: The XTOOL D5 offers free lifetime software updates via Wi-Fi. To update, connect the device to a stable Wi-Fi network and navigate to the "Updates" section on the main menu. Perform "One-Tap Online Update" regularly to ensure access to the latest features and vehicle compatibility.
- Cleaning: Use a soft, damp cloth to clean the device's screen and body. Avoid abrasive cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Handle the OBD2 cable and Type C charging cable with care. Avoid bending or twisting them excessively to prevent damage. The cables feature reinforced ends with rubber collars for durability.

Figure 7: The XTOOL D5's one-click online update feature and report sharing capability.
Troubleshooting
This section addresses common issues you might encounter with your XTOOL D5.
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery; faulty charging cable; device malfunction. | Ensure the device is fully charged. Try a different Type C charging cable. If the issue persists, contact XTOOL Tech Support. |
| Cannot connect to vehicle. | Loose OBD2 connection; vehicle's ignition is off; incompatible vehicle. | Ensure the OBD2 cable is securely connected to both the D5 and the vehicle's port. Turn the vehicle's ignition to the ON position (engine off). Verify vehicle compatibility with XTOOL support if unsure. |
| AutoVIN does not work. | Not all vehicle models support AutoVIN. | Manually select the vehicle make, model, and year. |
| Check Engine Light returns after clearing codes. | Underlying issue not resolved. | Clearing fault codes only turns off the light; it does not fix the problem. Diagnose and repair the root cause of the fault code. |
Specifications
Key technical specifications for the XTOOL D5 Smart Diagnostic System:
- Model: XTOOL D5 Smart Diagnostic System
- Item Weight: 1.76 pounds
- Package Dimensions: 9.72 x 6.06 x 3.39 inches
- Item Model Number: D5
- Batteries: 1 Lithium Polymer battery required (included), 3150mAh
- Manufacturer Part Number: XTOOL D5
- Operating System: Linux
- Automotive Fit Type: Universal Fit (OBD2-equipped vehicles built after 1996)
- UPC: 753467393146
- Display: 5.45" high-resolution touchscreen (1440x720)
- Storage: 32GB built-in (expandable via memory card up to 128GB)
- Connectivity: Wi-Fi, CAN FD Protocol, FCA AutoAuth

Figure 8: Visual representation of XTOOL D5's key specifications including screen size, resolution, and battery capacity.
Warranty and Support
XTOOL is committed to providing reliable products and excellent customer service.
- Warranty: The XTOOL D5 comes with a 2-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product meets high standards.
- Technical Support: XTOOL provides technical support for the lifetime of the product. If you encounter any issues or have questions regarding the operation of your D5, please contact XTOOL Tech Support.
- Software Updates: Enjoy free lifetime software updates, ensuring your device remains current with the latest vehicle models and diagnostic features.
- Contact Information: For technical assistance or warranty claims, please refer to the contact details provided in the Quick Guide or visit the official XTOOL website. For language change requests, send your serial number and desired language to xtoolofficial@hotmail.com.

Figure 9: XTOOL's commitment to product quality and customer support.





