What is TOPDON TopScan Pro?
The TopScan Pro is the upgraded version of TopScan Lite version, providing IMMO functionality and a total of 13 reset functions, including Injector Coding, Tire Pressure Reset, and Sunroof Initialization. It’s available with 18 languages, supports Bluetooth 5.0, and works with both Android 7.0 (or above) and IOS 10.0 (or above) smartphone to perform a comprehensive scan of all vehicle systems including engine, transmission, airbag, ABS, ESP, TPMS, immobilizer, gateway, steering, radio, and air conditioning for more than 70 brands.
Check the comparison table below.
| Item | TOPDON TopScan Pro | TOPDON TopScan Lite |
| Full OBDII Functionality | √ | √ |
| AutoVIN | √ | √ |
| Fully System Diagnostics | √ | √ |
| Bidirectional Control | √ | √ |
| Repair Information | √ | √ |
| Performance Testing | √ | √ |
| Vehicle Coverage | √ | √ |
| Service Functions | 13 (Added functions: Injector Coding, Tire Pressure Reset, Sunroof Initialization, Seat Calibration, Windows Calibration) | 8 (Oil, Throttle, EPB, Steering, DPF, BMS, Airbag, ABS Bleeding) |
| IMMO | √ | Optional |
| Software Updates | 1 free year, $99 per year after that. | 1 free year, $49 per year after that. |
How to use TOPDON TopScan Pro diagnostic tool?
1.Download the APP
For iOS: TopGuru
Search for "TopGuru" in App Store to download and install.
For Android: TopScan
Search for "TopScan" in Google Play to download and install.
Note: This app is compatible with iOS 11.0 or later / Android 7.0 or later.
2.Register and Login
Open the app and log in to your TOPDON account. (If you do not have an account, please register with your email.)
3.Bind VCI
① Tap Me > Device Management > Add VCI.
② To get the serial number and activation code, please scan the QR code on the product.
Alternatively, tap the icon at the top right of the activation screen to establish a Bluetooth connection. Once the Bluetooth connection between the TopScan and your phone is established, the serial number and activation code will be automatically obtained.)
Note:
The TopScan should be connected to a power source via its USB Type-C port or properly plugged into the vehicle's DLC before Bluetooth can be connected.
③ Then tap Activate.
4.Download the diagnostic software
You will need to download the vehicle-specific software the first time you use the diagnostic function. Tap “Diagnostics” from the home screen and download the software you need.
5.Plug the TopScan into the Vehicle's DLC
Make sure the ignition is OFF before plugging in the unit.
To locate the vehicle's DLC, tap Repair Information >> DLC Location, select vehicle make, model and year, and tap Next. A picture of DLC location for the selected vehicle will display.
6.Turn the Ignition to the "ON" Position
If your vehicle is equipped with a keyless start system and the ignition switch is an "Engine Start Stop" button, press the "Engine Start Stop" button until the car is in "ON" mode. Do not apply the brake while pressing the "Engine Start Stop" button or you will start the car instead of putting it in the "ON" position. The method of ignition varies by vehicle model. Refer to the vehicle's service manual for details.
7.Bluetooth Connection
Tap the icon at the top right of any screen with this icon to establish Bluetooth connection with the TopScan unit. After the connection is successfully established, the icon changes to VCI (has Bluetooth icon).
Once Bluetooth is successfully paired, the connection will be automatically established when you open the app. If not connected, manually tap the icon to reconnect.
8.Use the TopScan via the App
Menu: Diagnostics, IMMO, Maintenance (Oil, Throttle, EPB, Steering, more), Repair information (DTC Repair Guide, Technical Service Bulletins), Home, Mail, Messages, Me
For more detailed operation info, check Topdon TopScan Pro User Manual.
Q: What special functions does the TopScan Pro support?
A: The TopScan Pro supports 13 special functions, including Oil Reset, Throttle Adaptation, EPB Reset, ABS Bleeding, Steering Angle Reset, DPF Regeneration, Airbag Reset, BMS Reset, Injector Coding, Tire Pressure Reset, Sunroof Initialization, Seat Calibration, and Windows Calibration.
Q: Can multiple devices be bound to one TopScan App account?
A: Yes.
Q: Do I need to update the firmware before using it for the first time?
A: Yes. Firmware will automatically update to the latest version once the TopScan Pro is connected with your phone via Bluetooth. You can also tap Me>> Firmware Update to update the firmware manually.
Q: Why do I need to download the diagnostic software after installing the TopScan App?
A: Since there are various vehicle manufacturers, different diagnostic software is required for different brands.
Q: Which language does TopScan PRO support?
Currently, it supports English, French, Spanish, German, Italian, Russian, Portuguese, Polish, Japanese, Korean, Simplified Chinese, Traditional Chinese, Czech, Turkish, Finnish, Slovak, Serbian, and Croatian.
Q: What should I do if a communication error occurs?
A: Follow the steps below to identify the problem:
1) Check if the ignition is ON.
2) Check if the TopScan Pro is securely plugged into the vehicle’s OBD-II port.
3) Turn the ignition off. Then, turn it on after 10 seconds and continue the operation.
4) Check if the vehicle’s control module is defective.