Data exchange and system access for suppliers (CSN)

Information for suppliers and service companies to exchange data with Volkswagen

Secure and reliable exchange of data and information are of highest importance at Volkswagen and Audi. For this purpose, networks and methods are provided to the partner companies and suppliers. Together with a CSN-network connection (CAx Supplier Network) they can get to central systems at Volkswagen or Audi.

Get connected to the partner network of Volkswagen and Audi / CSN-network connection

To exchange data with Volkswagen or Audi (e.g. CAD data) a technical connection to the partner networks and also the creation of user accounts and application accesses are required in most cases. In compliance to the classification of data to be exchanged appropriate requirements of the Volkswagen Group have to be ensured.

Advice and support are provided by company operational services GmbH & Co. KG with the following services:


Contact data of company
operational services GmbH & Co. KG

Tel.: 0800 5 877 877 (deutschlandweit)
Tel.: +49 375 60619 904 (international)
Fax: +49 391 580130760


In case of eventual upcoming problems or questions concerning application access or about the technical connection please do not hesitate to contact the Service Support Centers of operational services GmbH & Co. KG. It is available 24/7. A comprehensive 1st level support corresponding to the service management guidelines is provided.

Documents of company operational services GmbH & Co. KG

General CSN information

Documents (2)

Title Version/ Date Language
1.7 / 27.01.2017
2.4 / 10.04.2017


Documents (6)

Title Version/ Date Language
5.0 / 15.03.2017
3.1 / 04.04.2017
4.3 / 24.01.2017
2.6 / 11.05.2017
2.2 / 04.04.2017
2.3 / 04.04.2017