Experience safety and efficiency through advanced technology
TÜV NORD Guardian is an innovative vehicle inspection system that brings safety and quality to vehicle inspections. As a plug-and-play system, it enables fast electronic diagnostics of vehicles. By scanning the vehicle's memory for deviations, Guardian warns of faults to ensure safe operation. The results are stored on secure servers to protect the data.
The advantages
- Efficient and uncomplicated: The plug-and-play system enables quick and easy electronic vehicle diagnostics.
- Increased safety: The system scans the vehicle's memory for deviations in identifiers and fault warnings to ensure safe operation.
- Reliable storage: Data is stored on highly secure servers to ensure that data is safe and easily accessible.
- Multiple services can be performed using one OBD adapter - “one dongle solution”.
TÜV NORD Guardian components

TÜV NORD Privacy Report

TÜV NORD Mileage-Control & VIN-Check

TÜV NORD Fault-Code Analysis


Product data
- Fault memory analysis: Enables the fault memory contents and fault texts for vehicle systems to be displayed.
- Chassis number check: Supports the checking of the chassis number for vehicles.
- Odometer check: Provides the option of checking the odometer readings in the various control units.
- ECE R10 certification: The diagnostic adapter is certified according to ECE R10 to ensure electromagnetic compatibility.
- Compatibility: Can be used via iOS and Android platforms.
Features of Guardian technology
Guardian accesses databases with detailed vehicle histories such as mileage, accident reports and VIN data to assess vehicle condition and identify fraud.
Guardian analyzes historical and current odometer readings to detect tampering. Algorithms identify discrepancies between reported mileage and service records.
Guardian uses diagnostic tools and algorithms to assess the mechanical condition of a vehicle. This can include analyzing engine data, fault codes and signs of wear based on maintenance history.
Guardian performs a check of the vehicle VIN. This helps to ensure that the VIN has not been altered or falsified, which could indicate possible fraud or theft.
Guardian increases security for buyers and sellers by providing an independent assessment of a vehicle's condition and history, helping to prevent fraudulent transactions.
Request Guardian technology now free of charge & without obligation
We are happy to offer you the opportunity to find out more about TÜV NORD Guardian from our experts. Simply contact us and we will discuss the next steps.
The TÜV NORD Guardian app for iOS and Android
You have the product and now want to put it into operation? Then scan the QR code with your smartphone camera and download the app or click the download button. You can also take a look at the instructions for the first start-up.

- English instructions for the initial commissioning of the TÜV NORD Guardian
- Dutch instructions for the initial commissioning of the TÜV NORD Guardian
- French instructions for the initial commissioning of the TÜV NORD Guardian
- Polish instructions for the initial commissioning of the TÜV NORD Guardian
- Italian instructions for the initial commissioning of the TÜV NORD Guardian
- Hungarian instructions for the initial commissioning of the TÜV NORD Guardian
- Portuguese instructions for the initial commissioning of the TÜV NORD Guardian