Further information

Advantages of vehicle diagnostic devices for different vehicle types

Vehicle diagnostic devices are essential for the maintenance and repair of all types of vehicles, be it cars , trucks or motorcycles . These devices enable the reading and deletion of error codes generated by the vehicle's control units using the error readers. With a high-quality vehicle diagnostic device, workshops and private users can quickly and precisely identify and resolve the cause of problems. Thanks to the comprehensive diagnostic options and the ability to program control units , professional diagnostic devices are indispensable tools for every workshop. Regular use of these devices extends the service life of the vehicle and increases operational reliability.

How professional diagnostic devices are revolutionizing vehicle maintenance

Professional diagnostic devices offer far more functions than simple OBD readers. They not only allow you to read and delete error codes with the error readers , but also to carry out live data tests and actuator tests. They also offer advanced functions such as calibrating control units and adjusting comfort functions. In today's world, where vehicles are becoming increasingly complex, such comprehensive diagnostic options are invaluable. With a professional diagnostic device, workshops can ensure that they are able to carry out even the most demanding repairs and maintenance work efficiently and precisely.

The role of OBD diagnostic devices in modern vehicle diagnostics

OBD diagnostic devices are standardized tools used in almost every modern vehicle. They allow you to read engine and emissions data and monitor various vehicle systems. With an OBD diagnostic device, potential problems can be identified early and resolved before they lead to major damage. These devices are of great use not only to workshops but also to vehicle owners. They offer an easy way to monitor the condition of the vehicle and carry out necessary maintenance work in a timely manner. Car diagnostics become more efficient and effective with OBD diagnostic devices.

Car diagnostics: key to long-term vehicle health

Car diagnostics play a crucial role in the long-term health and performance of a vehicle. By using modern diagnostic devices, mechanics and vehicle owners can make precise diagnoses and carry out targeted repairs. This saves time and money and helps extend the life of the vehicle. Modern car diagnostics not only include reading error codes with the error readers , but also analyzing live data, carrying out special tests and adjusting control units. With a reliable diagnostic device, you always have all the important information at hand to optimally maintain and repair your vehicle.

Diagnostic tools for Audi – Vident iLink400 & iAuto 701 in use

Audi – progress through technology from Ingolstadt

Audi is known for precision, innovative strength, and a brand-typical design that combines technology and elegance. As part of the Volkswagen Group, Audi is at the forefront of technological developments – whether in driver assistance systems, electromobility, or digital vehicle connectivity. Many Audi models feature dozens of networked control units that interact with each other via CAN and LIN bus communication. This complexity requires diagnostic solutions designed for system depth and brand-specific protocols.

The Vident iLink400 and Vident iAuto 701 diagnostic devices offer comprehensive diagnostic functions specifically for Audi vehicles, far exceeding standard OBD2 devices. They provide complete access to control units, service functions, and live data – reliably, precisely, and manufacturer-oriented.

Why a brand-specific diagnostic tool for Audi?

Audi vehicles have a variety of electronic control units, including:

Engine control unit (ECU)
Transmission Control Unit (TCU)
Chassis, brakes, steering (ABS, ESP, steering angle sensor)
Comfort modules (seat adjustment, window lifters, light control)
Driver assistance systems (radar, camera, blind spot assistant)
Infotainment and communication systems

A simple OBD2 device can often only access the engine control unit. For in-depth diagnostics, maintenance work, and coding, a professional device with Audi-specific software is required—such as the Vident iLink400 or iAuto 701. Both devices are designed to read all relevant systems, interpret error codes, and provide comprehensive service functions.

Note on device diversity

In addition to Vident devices, other diagnostic tools are available for diagnosing Audi vehicles. At Auto-Diagnostik.de, we deliberately focus on the powerful Vident models because they offer an excellent combination of functionality, user-friendliness, and value for money.

Vident iLink400 – Professional Audi diagnostics with system depth

The Vident iLink400 is a modular diagnostic tool that unlocks brand-specific software. For Audi, the full brand license can be activated, providing access to virtually all control units and system components.

Diagnostic functions of the iLink400 for Audi:

Reading and deleting all error codes (manufacturer-specific & generic)
Live data display in real time – graphically and in tabular form
Service and maintenance provisions (e.g. oil change, inspection)
EPB reset (electronic parking brake), brake bleeding
Battery adjustment during replacement (incl. AGM)
Throttle valve adjustment, injector adjustment
Steering angle sensor calibration

Technical features:

Software activation only for required brands
Expandable to other brands from the VW Group
Robust construction for everyday workshop use
USB port for software updates
Color display with German menu navigation

The iLink400 is ideal for workshops, independent companies, and ambitious Audi mechanics seeking OEM-level diagnostics.

Vident iAuto 701 – Multi-brand solution with Audi expertise

The Vident iAuto 701 is a ready-to-use diagnostic tool for more than 40 vehicle brands, including Audi. No separate software activation is required – the device is ready to use right out of the box.

Typical functions of the iAuto 701 at Audi:

System-wide scan of all control units
Read, delete and interpret error codes in plain text
Live data display and graphical history control
Oil service reset and maintenance interval adjustment
Reset the electronic parking brake (EPB)
TPMS sensor testing, tire pressure system learning
Learn battery change

Advantages of the iAuto 701:

No license costs – ready to use immediately
Multi-brand capable – ideal for mixed fleets
Compact, stable, user-friendly
Ideal for private users and smaller workshops

Which device is the right one?

Vident iLink400:

Targeted Audi diagnostics with deep system integration
Ideal for specialized workshops or Audi fans
Excellent for maintenance, coding and special functions

Vident iAuto 701:

Beginner-friendly & ready to use
Perfect for users with multiple vehicle brands
Cost-effective solution for basic diagnostic tasks

Diagnostic functions for Audi in detail

Both devices provide access to the following systems and functions (depending on the model):

Engine control: error memory, sensors, adaptation values
Transmission: shift programs, clutch adaptation, temperature sensors
ABS & ESP: System tests, calibration, error analysis
Airbag (SRS): Deployment diagnosis, control unit test
Comfort functions: seat heating, light modules, window lifts
TPMS: Check and initialize tire pressure sensors
Battery management: Coding after replacement, charge level diagnosis

Who are Vident diagnostic devices suitable for?

Independent workshops & service companies:

OEM-like diagnostics without expensive VAG test systems
Reliable maintenance and fault diagnosis on customer vehicles

Private users & hobby mechanics:

Read and delete error memory independently
Carry out service work yourself

Vehicle dealers & fleet operators:

Condition check before sale or purchase
System checks for regular maintenance

Your advantages with car diagnostics

Original devices with CE certification
Invoice with VAT shown
Fast shipping directly from Germany
Telephone support & advice from diagnostic technicians
Long-term update capability & sustainable product support

Audi diagnostics at OEM level – simple, safe, efficient

Whether you're a professional workshop, an ambitious hobbyist, or a fleet operator – with the Vident iLink400 and the Vident iAuto 701, you get powerful, reliable diagnostic tools for Audi. Save time and money, avoid visits to the workshop, and analyze electronic systems precisely and reliably – with brand-specific technology directly from the experts.

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