1. Introduction
The VIDENT iSmartDiag510 Pro is a professional-grade wireless Bluetooth OBD2 diagnostic tool designed for both Android and iOS systems. It offers comprehensive vehicle diagnostics, including full-system scanning, 28+ special maintenance functions, bi-directional control (active tests), and support for advanced communication protocols like CAN FD and DoIP. This manual provides detailed instructions for setting up, operating, and maintaining your iSmartDiag510 Pro to ensure efficient and accurate vehicle fault detection and system management.

Image: Overview of VIDENT iSmartDiag510 Pro key features including All Systems Diagnostics, 28+ Resets, Bi-Directional Test, 4 in 1 Live Data Stream, CAN FD & DoIP Protocols, Full OBD2 Functions, 16 Languages, Lifetime Free Update, Auto VIN & Auto Scan.
2. Key Features
- Lifetime Free Updates: Continuous software upgrades with expanding functions.
- Full-System Diagnostics: Comprehensive scanning of all available electronic control systems (Engine, Transmission, ABS, SRS, TPMS, BCM, IMMO, A/C, etc.).
- 28+ Special Functions: Covers common maintenance and reset services (e.g., Throttle Adaptation, EPB Reset, Injector Coding, ABS Bleeding).
- Bi-Directional Control (Active Tests): Actively sends commands to vehicle actuators to test components and pinpoint faults.
- 4-in-1 Live Data Stream: Displays graphical real-time data for up to 4 PIDs simultaneously.
- CAN FD & DoIP Protocols: Compatible with next-generation vehicle communication protocols for faster and wider data transmission.
- Full OBD2 Support: Reads/clears fault codes, displays freeze frames, I/M readiness, O2 sensor tests, and more.
- Supports 18 Languages: Including English, Spanish, French, German, Portuguese, Russian, Japanese, Korean, Italian, and more.
- One-Click VIN & Full-System Scan: Automatically identifies vehicle information and scans all fault modules.
3. Setup Guide
Follow these steps to set up and begin using your VIDENT iSmartDiag510 Pro:
- Download iSmartDiag App: Search for "iSmartDiag" in your device's app store (compatible with iPhone & iPad, Android & iOS devices).
- Open App, Register and Log In: Launch the iSmartDiag application. Register a new account if you don't have one, then log in. You will need to enter your email and an activation code.
- Plug iSmartDiag510 Pro into Your Vehicle: Locate your vehicle's OBD2 port (usually under the dashboard) and firmly plug in the iSmartDiag510 Pro device.
- One-Click Bluetooth Pairing: Open the app and follow the prompts for Bluetooth connection. The device should automatically pair with your smartphone or tablet.
- Download All Software: Navigate to the update section within the app and download all available vehicle software packages. This process may take approximately 40 minutes.
- Turn on the Ignition and Start the Diagnosis: Once software is downloaded, turn your vehicle's ignition to the ON position (engine off) and proceed with your desired diagnostic functions within the app.

Image: Visual guide showing the six quick setup steps for the iSmartDiag510 Pro, from app download to starting diagnosis.
Setup Video Guide
Video: Demonstrates how to activate and update the iSmartDiag510 Pro, including plugging into the OBD2 port, connecting via Bluetooth, registering the device, and performing software updates.
4. Operating Instructions
4.1. OE-Level Full-System Diagnostics
The iSmartDiag510 Pro provides comprehensive diagnostic access to all available electronic control systems in your vehicle. This includes, but is not limited to, the Engine, Transmission, ABS, SRS, TPMS, BCM, IMMO, and A/C systems. With a single scan, you can:
- Read and Clear DTCs: Quickly identify and erase Diagnostic Trouble Codes.
- Retrieve ECU Information: Access detailed information about the Electronic Control Unit.
- View Freeze Frame Data: See vehicle operating parameters at the moment a DTC was detected.
- Monitor Live Data: View real-time data streams from various sensors and components.

Image: Diagram illustrating the various vehicle systems covered by OE-Level All Systems Diagnostics, including Fuel, Wiper, Engine, SAS, SRS, and Throttle systems, along with app interface showing Diagnostic and Maintenance options.
4.2. Bi-Directional Control / Active Tests
This feature allows you to actively send commands to vehicle actuators to test their functionality, helping to precisely identify faulty components and verify repair success. Examples of active tests include:
- EVAP Tests
- Compression Test
- Turn On/Off Radiator Fan
- A/C Clutch On/Off
- Fuel Pump Activation
- Window/Mirror/Door Lock Test
- Pump and Valve Tests
- Interior & Exterior Lights Test
- Sound Horn Test

Image: Illustration of Bi-Directional Control, showing the iSmartDiag510 Pro connected to a vehicle and a smartphone displaying active test options like Fuel Injector Tests, EVAP Tests, High Beam Test, Window Door Test, and A/C Clutch Test.
4.3. 28+ Special Functions
The iSmartDiag510 Pro supports over 28 common maintenance and reset functions. Please note that function availability varies by vehicle model. Always check compatibility before performing any special function.
- A/C Learn: Reset and calibrate the air conditioning system control module.
- ABS Bleeding: Expels air from the brake system after ABS component replacement.
- EGR Reset: Calibrate and clear faults in the exhaust gas recirculation system.
- Injector Coding: Write matching data to new fuel injectors for optimal performance.
- TPMS Reset: Reset tire pressure monitoring system after replacing tires or sensors.
- Gear Learn: Adaptive calibration for smoother automatic gear shifting.
- AdBlue System: Reset and maintain the SCR system and clear related errors.
- BRT Battery Matching: Battery Replacement Registration.
- TCM Transmission Reset: Transmission Control Module reset.
- Throttle Adaptation: Adjust throttle body position.
- Clutch Adaptation: Adapt clutch parameters.
- AT Auto Transmission Learn: Automatic Transmission learning.
- EVAP Test: Evaporative Emission Control System test.
- Tire Size Change: Adjust vehicle parameters for new tire sizes.
- Language Change: Change display language.
- Sunroof Initialization: Initialize sunroof system.
- EPB Electronic Parking Brake Reset: Reset electronic parking brake.
- NOx Sensor Reset: Reset Nitrogen Oxide sensor.
- GPF Reset: Gasoline Particulate Filter reset.
- A/F Ratio Learn: Air/Fuel ratio learning.
- Turbo Learn: Turbocharger learning.
- Window/Door Initialization: Initialize window and door systems.
- Start/Stop Reset: Reset Start/Stop system.
- DPF Regeneration: Diesel Particulate Filter regeneration.
- Airbag Reset: Reset airbag system.

Image: Visual representation of 28 common special functions available on the iSmartDiag510 Pro, including A/C Learn, ABS Bleeding, EGR Reset, Injector Coding, TPMS, Gear Learn, Adblue, and many more, with a note on vehicle compatibility.
4.4. Full OBD2 Functions
The iSmartDiag510 Pro provides all 10 modes of OBD2 testing for comprehensive engine diagnostics:
- Read Codes: Retrieve generic (P0, P2, P3, and U0) and manufacturer specific (P1, P3, and U1) codes.
- Clear Codes: Clear Diagnostic Trouble Codes (DTCs) and turn off the Check Engine Light.
- Live Data: View real-time data stream from the vehicle's computer module(s).
- Freeze Frame Data: View the vehicle's operating parameters at the moment a DTC is detected.
- I/M Readiness: Check the readiness status of various emission-related systems.
- O2 Sensor Test: Retrieve O2 sensor monitor test results.
- On-Board Monitor Test: Retrieve results for emission-related powertrain components and systems.
- Component Test: Allows initiating a leak test for the vehicle's EVAP system.
- Vehicle Information: Retrieve VIN, CINs, and CVNs.
- Read ECU Information: Access detailed information about the Electronic Control Unit.

Image: Graphic illustrating the 10 full OBD2 functions, including Read Codes, Clear Codes, O2 Sensor Monitoring Test, Live Data, Read Vehicle Information, On-Board Monitor Test, Read Freeze Frame, I/M Readiness, Component Test, and Read ECU Information.
4.5. Auto VIN Scan
The iSmartDiag510 Pro can automatically identify vehicle information (VIN) to save time. If Auto VIN is not available, you can manually select the vehicle model by navigating through Region-Brand-Model-Year within the app.
4.6. 4-in-1 Live Data Stream
Monitor essential vehicle data in real-time. The tool supports graphical display of up to 4 PIDs (Parameter IDs) simultaneously, providing intuitive insights into vehicle performance parameters like RPM, speed, and oil temperature.
4.7. Diagnostic Report
Generate clear, detailed diagnostic reports with just one click. These reports can be easily exported, saved, or shared via PDF for documentation, client communication, or future repair reference.
5. Maintenance
5.1. Software Updates
The VIDENT iSmartDiag510 Pro offers lifetime free updates. Regularly check the app's 'Update' section to download the latest software, which includes new functions, vehicle models, and performance enhancements. Ensure a stable internet connection during updates.
5.2. Cleaning and Storage
Keep the device clean by wiping it with a soft, dry cloth. Avoid using abrasive cleaners or solvents. Store the device in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
6. Troubleshooting
- Device Not Connecting via Bluetooth: Ensure the device is properly plugged into the vehicle's OBD2 port and the vehicle's ignition is ON. Check your smartphone/tablet's Bluetooth settings to confirm it's enabled and the iSmartDiag510 Pro is visible or paired. Restarting both the app and the device may resolve connectivity issues.
- App Not Launching or Crashing: Ensure your smartphone/tablet meets the minimum system requirements for the iSmartDiag app (Android or iOS). Try clearing the app's cache or reinstalling the app.
- No Communication with Vehicle: Verify the iSmartDiag510 Pro is securely connected to the OBD2 port. Ensure the vehicle's ignition is ON. If Auto VIN fails, try manual vehicle selection (Region-Brand-Model-Year).
- Function Not Supported for My Vehicle: Not all special functions are universally supported across all vehicle models. Please refer to the official VIDENT website or contact customer support with your vehicle's make, model, and year to confirm compatibility for specific functions.
- Offline Use: After initial setup and downloading all necessary software packages, the core diagnostic functions of the iSmartDiag510 Pro can generally be used offline. However, updates and some advanced features may require an internet connection.
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | iSmartDiag510 Pro |
| Brand Name | VIDENT |
| Communication Interface | OBD-II, Wireless Bluetooth |
| Item Type | Code Readers & Scan Tools |
| Display | Via connected Android/iOS device |
| Software Update | Yes, Lifetime Free Updates |
| Hardware Version | New |
| Software Version | New |
| Certification | CE, FCC, WEEE |
| Origin | Mainland China |
| Supported Protocols | CAN FD, DoIP, ISO15765, ISO14230(KWP2000), ISO9141-2, J1850VPW, J1850PWM, KWP1281, KWP2089, KW81, KW82, ALDL, SCI, DSI, DSII, LUCAS, MELCO, BENIX, ISO7800, SIMENMS_ISO1, SIMENMS_ISO2 |
| Supported Languages | English, Portuguese, Magyar, Chinese, Russian, Japanese, Italian, Korean, Spanish, German, French, Dutch(Nederlands), Swedish, Arabic, Slovakia, Thai, Hungarian, Turkish, Finnish, Danish |
| Vehicle Coverage | Over 110 Car Maker (American, European, Asian) from 1996 to 2024 (some makes to 2025) |
8. User Tips
- Check Compatibility: Before purchasing or attempting specific functions, always verify compatibility with your vehicle's make, model, and year. Not all special functions are supported on all vehicles.
- Manual VIN Entry: If the automatic VIN scan feature does not work, you can manually input your vehicle's details (Region-Brand-Model-Year) within the app.
- Language Support: English, Spanish, Portuguese, Russian, and French are standard. If you require another language, please contact the seller for assistance.
- Update Time: Be aware that downloading all software updates can take approximately 40 minutes. Ensure you have a stable internet connection and sufficient battery on your device.
- Offline Functionality: Once the initial setup and all necessary software downloads are complete, the primary diagnostic functions can typically be performed offline.
9. Warranty and Support
The VIDENT iSmartDiag510 Pro comes with a 2-year warranty. Additionally, VIDENT provides lifetime technical support and lifetime free software updates to ensure your diagnostic tool remains current and effective.
For technical assistance or warranty claims, please contact the VIDENT European Store customer service. They are available to assist you with any product-related inquiries.