A dedicated archive for older model series (such as the W123, W124, and W140) ensuring vintage models remain maintainable. How to Access WIS Online
It is usually paired with (Arbeitszeiten, Standardtexte, Richtzeiten, Arbeitswerte), which is the module that calculates standard labor times for specific repairs.
Mercedes-Benz offers official access for independent workshops through the Mercedes-Benz B2B Connect portal. This requires: Workshop Information System (XENTRY WIS) *MFA required