This comprehensive PDF file is the official VAG Self-Study Program (SSP 484) covering the Occupant Protection, Infotainment, and Air Conditioning systems for the launch of the first-generation Audi A7 Sportback. Unlike a standard owner’s manual or a step-by-step repair guide, VAG Self-Study Programs are internal training materials designed to educate dealership technicians and engineering staff on the complex architecture, electronic networks, and operational logic of entirely new vehicle platforms. The A7 Sportback introduced significant advancements in predictive safety and luxury electronics, making this overview workbook a crucial starting point for technical mastery.
This technical manual covers the following key engineering topics in detail:
- Occupant Protection (Passive Safety): A highly technical breakdown of the vehicle’s passive safety networks. It explains the deployment logic and sensor integration for the advanced airbag system and seat belts. Crucially, it provides an in-depth look at the “Audi pre sense” predictive safety system, detailing how it prepares the vehicle (pre-tensioning belts, closing windows) if an impending collision is detected.
- Infotainment and MMI Systems: Detailed diagrams and operational logic for the A7’s complex entertainment and navigation networks. It explains the architecture of the MOST (Media Oriented Systems Transport) fiber-optic bus that connects the Multi Media Interface (MMI) components. It also covers specific features like the WLAN hotspot connectivity and the integration of the premium audio systems.
- Head-Up Display (HUD): A dedicated section explaining the mechanical and optical principles behind the innovative Head-Up Display, which projects essential driving information (like speed and navigation prompts) directly onto the windshield.
- Climate Control (Air Conditioning): Comprehensive diagrams and operational logic for the sophisticated automatic climate control systems. It details how the HVAC control module interfaces with various sensors and the vehicle’s CAN bus network to manage the available three-zone or four-zone climate configurations, ensuring optimal comfort.
Whether you are a professional VAG technician needing to understand the fiber-optic ring break diagnosis for the MMI system, an automotive engineering student studying predictive safety algorithms, or an advanced DIY diagnostician repairing a climate control fault, this Self-Study Program is an invaluable resource.
(Note: As indicated by VAG training standards, this workbook teaches design and function and is not updated after publication. For exact diagnostic procedures, sensor calibration, and repair instructions, technicians must refer to current workshop literature. For details on the A7’s engines, transmission, or chassis, refer to SSP 478).
CONTENTS
- Occupant protection
- Introduction
- System overview
- Airbag control unit J234
- Sensors
- Airbags
- Seat belts
- Additional notes on the occupation protection system for specific markets
- Audi pre sense
- Audi pre sense basic
- Audi pre sense front
- Audi pre sense rear
- Infotainment
- Introduction
- Topology
- Installation locations of the infotainment control units
- Radio Media Center (RMC)
- MMI Navigation plus
- Operating unit
- MMI display
- Swivel mechanism of the MMI display
- Sound systems
- Aerials overview
- Air conditioning
- Introduction
- Operation
- Equipment
- Air conditioner
- Refrigerant circuit
- Air humidity sensor infreshair duct G657
- Topology
- Auto addressing of servomotors
- Auxiliary air heater element Z35
- Auxiliary heater
- Seat system
- Basic seats
- Comfort seats
- Sport seats
- Repairing pneumatic lines in comfort seats
- Annex
- Self Study Programmes
Language: English
Format: PDF
Pages: 60
Self Study Program 484 – Audi A7 Sportback – Occupant protection, Infotainment, Air conditioning
