FOXWELL NT710 Bidirectional OBD2 Scanner Instruction Manual

1. Product Overview

The FOXWELL NT710 is a newly developed diagnostic scanner featuring a 5.5-inch TFT touchscreen and an Android 9.0 operating system. It provides OE-level diagnostics for various car brands, supporting essential service and coding features. This tool allows technical staff and enthusiasts to diagnose and resolve vehicle issues with enhanced speed and accuracy.

This specific NT710 unit is equipped with pre-installed software for Porsche vehicles. Additional vehicle software packages can be purchased online if needed.

Key Features:

• OE-Level All Systems Diagnostics: Scan all available systems to read/erase fault codes, display live data, freeze data frames, perform active tests, and retrieve ECU information.
• Bi-Directional Control (Active Tests): Full control over various car components to perform active tests (e.g., EVAP test, injector tests).
• 30+ Special Functions: Includes initial adaptation, self-learning, and auto-detection functions like battery registration/replacement, ABS bleeding, oil light reset, DPF regeneration, SAS match, injector coding, EPB reset, and TPS.
• ECU Coding: Customize and upgrade vehicle settings, unlock hidden features, and match replaced modules (primarily for E-chassis BMW vehicles).
• Full OBD2 Functions: Supports all 10 OBDII test modes for all car brands, including reading/clearing codes, live PCM data stream, I/M readiness, O2 sensor tests, and freeze frame data.
• User-Friendly Interface: Android 9.0 operating system with a 5.5-inch responsive full touchscreen for smooth and fast diagnostics.
• Lifetime Free Updates: Online free updates via Wi-Fi for the pre-installed software, ensuring access to the latest bug fixes, new vehicles, parameters, and functionalities.
• Multi-Language Support: Supports Korean, Spanish, Portuguese, French, Swedish, English, Dutch, Japanese, Italian, German, Russian, Hungarian, and Greek. (English & Spanish are default; contact seller for other languages).

2. Setup

2.1 Package Contents

Before starting, please ensure all items are present in your package:

• NT710 main unit
• Diagnostic Cable
• USB TYPE C Cable
• Quick Start Guide
• User’s Manual

Figure 2.1: NT710 Package Contents

2.2 Initial Power On and Language Selection

1. Connect the NT710 main unit to a power source using the provided USB Type-C cable or the diagnostic cable connected to a vehicle's DLC port.
2. Press the power button to turn on the device.
3. Upon first use, you may be prompted to select your preferred language. The default languages are English and Spanish. If you require another language, please contact the seller for assistance.

Figure 2.2: Multi-Language Support

2.3 Software Setup and Updates

The NT710 comes with pre-installed software for Porsche. To ensure optimal performance and access to the latest features, it is recommended to update the software regularly.

1. Ensure the device is connected to a stable Wi-Fi network.
2. From the main menu, tap on the "Update" icon.
3. The system will check for available updates. Follow the on-screen prompts to download and install any new software versions.
4. The diagnostic function includes lifetime free updates for the pre-installed software.

Figure 2.3: Wi-Fi Update Feature

2.4 Vehicle Connection

To connect the NT710 to your vehicle:

1. Locate your vehicle's Data Link Connector (DLC) port, usually found under the dashboard on the driver's side.
2. Plug the diagnostic cable into the NT710 main unit.
3. Connect the other end of the diagnostic cable to the vehicle's DLC port.
4. Turn the vehicle's ignition to the ON position (engine off). The NT710 will power on automatically if not already on.

3. Operating Instructions

3.1 Auto VIN Scan (Smart Diagnosis)

The NT710 features Auto-VIN technology to automatically identify vehicle information, simplifying the diagnostic process.

1. Connect the NT710 to the vehicle.
2. From the main menu, select "Diagnostic".
3. The device will attempt to automatically read the VIN. If successful, it will proceed to the diagnostic modules.
4. If Auto-VIN is not supported by your vehicle or fails, you can manually select the vehicle's make, model, and year.

3.2 Full System Diagnostics

The NT710 can access and diagnose all available vehicle modules, providing OE-level comprehensive diagnostics.

• Read Version Information: View system mode, VIN, software, and ECU details.
• Read Fault Codes: Scan control modules to identify and display detailed Diagnostic Trouble Codes (DTCs).
• Clear Fault Memory: Erase codes from the vehicle's ECU and turn off indicator lights after repairs.
• Graphical Data Stream: Retrieve and display live data and parameters from the vehicle's ECU in text and graph formats. You can view two graphs simultaneously and merge them for comparison.
• Turn Off MIL: The Malfunction Indicator Lamp (Check Engine Light) will turn off after successful repairs and code clearing.

Figure 3.1: OE-Level Full System Diagnosis

3.3 Bi-Directional Control (Active Tests)

This function allows you to temporarily activate or control a vehicle system or component to check the functionality of electronic components such as switches, sensors, relays, and actuators.

• Auto Bleed Test / Automated Bleed
• ABS Pump Motor Test
• Fuel Injector Pump / Fuel Trim Reset
• Window / Mirror / Door Lock / Horn activation
• Cycle A/C Clutch On/Off
• Air Conditioning Test
• Wiper Test
• Interior & exterior lights Test
• Sound horn Test
• Brake Bleed Preparation Test + ABS Manual Control Tests
• Fuel Composition Reset + EVAP Test + Idle Relearn + Injector Buzz Test + Pump and Value Tests + VGT Turbo Calibration

Figure 3.2: Bi-Directional Control Examples

3.4 ECU Coding

ECU Coding allows for customization and restoration of functional status after repairs or replacements. This feature is primarily supported for E-chassis BMW vehicles.

• Unlock Hidden Functions: Activate features not enabled by default.
• Match Replaced Modules: Integrate new components by writing adaptive data into specific ECUs.
• Optimize Vehicle Performance: Fine-tune settings for improved vehicle operation.
• Disable Annoying Functions: Turn off unwanted automatic features (e.g., auto start/stop).

Figure 3.3: ECU Coding Guided Functions

3.5 Full OBD2 Functions

The NT710 supports all 10 OBDII test modes for comprehensive diagnostics on all OBDII-compliant vehicles:

1. Read Codes: Display detailed DTC information.
2. Erase Codes: Clear DTCs and turn off the Malfunction Indicator Light (MIL).
3. Data Stream: View live sensor data in text and graph formats.
4. Freeze Frame: Display a snapshot of operating conditions at the time a fault code was set.
5. I/M Readiness: Check the readiness of the emission monitoring systems.
6. O2 Monitor Test: Retrieve and view O2 sensor monitor test results.
7. On-Board Monitoring Test: Retrieve and display results for emission-related powertrain components and systems.
8. Component Test: Initiate a leak test for the EVAP system.
9. Modules Present: Identify communication protocols and modules present in the vehicle.
10. Vehicle Information: Retrieve vehicle identification number (VIN), calibration ID, and calibration verification number (CVN).

Figure 3.4: 10 OBD Modes Function

4. Maintenance (Special Functions)

The NT710 supports over 30 reset service functions, all available without extra fees for the pre-installed software.

4.1 Common Reset Services:

• Oil Light Reset: Reset service lamps for engine oil life system after an oil change.
• ABS Bleeding: Remove air from the brake system after component replacement (supports AUTO bleeding on compatible vehicles).
• Battery Matching: Validate new battery after replacement, clear dashboard faults, and display current battery details.
• DPF Regeneration: Perform forced regeneration cleaning for diesel 12V vehicles to clear DPF filter blockages.
• SAS Match: Calibrate the Steering Angle Sensor to ensure proper vehicle alignment.
• Injector Coding: Write new injector codes into the car system for correct cylinder injection quantity (for gasoline or diesel 12V vehicles).
• EPB Reset: Replace and reset brake pads for electronic braking systems.
• TPS (Throttle Position Sensor): Perform Throttle Body Alignment (TBA) to relearn the full range of motion of the throttle.
• Replace Airbag ECU Module: Match new airbag information with the ECU after replacement (does not support airbag crash data cleaning).
• A/F Reset: Re-initialize the Air Fuel Ratio (AFR) to ensure optimal engine performance.

4.2 Other Supported Services:

• Seat Match
• Language Change
• TPMS Reset
• EGR Adaptation
• Headlamp Reset
• Cluster
• Clutch Adaptation
• CVT (Continuously Variable Transmission)
• EVAP Test
• Gear Learn
• ODS & OPDS (Occupant Detection System & Occupant Position Detection System)
• Oxygen Sensor Test
• Prime Fuel Pump
• TCM Oil (Transmission Control Module Oil)
• Transmission Adaptation
• TURBO
• Windows-door functions

Figure 4.1: Commonly Required Service Features

5. Troubleshooting

5.1 General Troubleshooting Tips

• Device Not Powering On: Ensure the diagnostic cable is securely connected to the vehicle's DLC port and the vehicle's ignition is ON, or connect the USB Type-C cable to a 5V power source.
• Communication Errors: Verify the diagnostic cable connection. Ensure the vehicle's ignition is on. Check if the vehicle is OBDII compliant.
• Slow Performance: Ensure the device software is up-to-date via Wi-Fi. Clear any temporary files if available in settings.
• Battery Issues: The scanner can display real-time battery voltage. If the vehicle's charging system is not working correctly, the battery may not receive proper voltage. Use this feature to get early warnings for potential battery and charging system problems.

5.2 Using the DTC Library

If you encounter a Diagnostic Trouble Code (DTC), use the built-in DTC Library function to retrieve its definition. This can help you understand the nature of the problem and guide your diagnostic process.

5.3 Technical Support

For complex issues or further assistance, the NT710 offers several support options:

• Remote Technical Support: Connect with support personnel for remote assistance.
• Online Diagnostic Feedback: Submit feedback directly through the device for expert analysis.
• Lifetime Free Technical Support: FOXWELL provides ongoing technical support for the product.

Figure 5.1: Advanced Functions and Support Options

6. Specifications

Figure 6.1: NT710 Hardware Specifications

7. Warranty and Support

7.1 Product Warranty

The FOXWELL NT710 comes with a 2-year warranty. This warranty covers manufacturing defects and ensures the product functions as intended under normal use. If the product has any problem within 15 days of receipt, it may be exchanged for a new one.

7.2 Software Updates

Enjoy Lifetime Free Updates for the pre-installed software. Regular updates provide the latest bug fixes, new vehicle coverage, and enhanced functionalities. Updates are performed conveniently via Wi-Fi directly on the device.

7.3 Technical Assistance

FOXWELL offers comprehensive technical support to assist you with any questions or issues you may encounter:

• Online Support: Utilize the device's built-in online diagnostic feedback and remote technical support features.
• Contact Seller: For specific inquiries regarding language changes or vehicle compatibility, please contact the seller directly.

8. User Tips

• Keep Software Updated: Regularly check for and install software updates via Wi-Fi to ensure the best performance and compatibility with the latest vehicle models and diagnostic protocols.
• Save Diagnostic Reports: Use the screenshot and screen recorder features to document diagnostic data. You can also print diagnostic reports for your records or to share with mechanics.
• Explore Maintenance Information: The device includes a "Maintain Information" function with how-to guides for special functions and online coding help. This can be invaluable for understanding complex procedures.
• Verify Vehicle Compatibility: Before attempting advanced functions like ECU Coding or specific reset services, always confirm compatibility with your vehicle model. If unsure, consult the diagnostic coverage list or contact support.
• Battery Monitoring: Pay attention to the real-time battery voltage display. This can help you identify potential issues with your vehicle's battery or charging system early on.