is the primary resource for Mercedes-Benz and smart dealers. Software Versions (as of April 2026)
Mercedes-Benz now prioritizes the platform, which is mobile-friendly and does not require complex local installations like older Java/OWS clients. mercedes benz wis asra download new link
The latest diagnostic and workshop software packages, such as those compatible with MB Star C4/C5 tools, are currently identified as Version V03.2026 WIS (Workshop Information System) ASRA (Arbeitswerte System) Primary Use Repair instructions, wiring diagrams, and technical data. Official labor times and work unit calculations. Key Benefit is the primary resource for Mercedes-Benz and smart dealers
: Provides official factory standards for labor time calculations and repair time estimations. Official labor times and work unit calculations
Mercedes Benz WIS ASRA is an essential tool for technicians and repair shops working with Mercedes-Benz vehicles. By following this guide, you can access the latest information and download the software with ease. If you encounter any issues during the download or installation process, consult the official Mercedes-Benz website or contact their support team for assistance.