Self Study Program 638 – Audi Q7 (type 4M) Convenience electronics

VAG SSP 638. Self Study Program 638 covers the convenience electronics of the Audi Q7 (Type 4M), providing technicians with a comprehensive understanding of the various interior lighting packages, garage door opener system, interior mirror, 3rd seat row, terminal management system, central locking system, and central convenience system control unit.

Participants will learn to identify the different interior lighting packages and explain how they are configured, program and diagnose the garage door opener system, and describe the design and functions of the 3rd seat row. They will also gain an understanding of the terminal management system, the functional processes and new features of the central locking system, and an overview of the central convenience system control unit and its main functions.

This program is designed to equip technicians with the knowledge and skills necessary to effectively diagnose and repair the convenience electronics of the Audi Q7 (Type 4M), ensuring that customers receive the highest level of satisfaction and performance from their vehicle.


  • Interior lighting
    • Overview of versions
    • Functions
    • Displays and operation
    • Topology
  • Garage door opener (HomeLink)
    • Overview
    • Programming process
    • Diagnostics
  • Interior mirror
    • Overview
    • Networking
  • 3rd seat row
    • Overview and functions
    • LED states
    • Networking
    • Sensors and actuators
  • Terminal management system
    • Signal characteristic
  • Central locking
    • Overview and functions
    • Advanced key
    • Sensor-controlled rear hatch unlocking
    • Anti-theft alarm system
  • Instrument cluster
    • Versions
    • Warning and indicator lamps
    • Networking
  • Central control unit for convenience system J393
    • Versions
    • Immobilizer
    • Functions
    • Component protection
    • Self study programmes

The Self Study Programme teaches a basic understanding of the design and mode of operation of new models, new automotive components or new technologies.
It is not a Repair Manual! Figures are given for explanatory purposes only and refer to the data valid at the time of preparation of the SSP.
This content is not updated.
For further information about maintenance and repair work, always refer to the current technical literature.

Language: English
Format: PDF
Pages: 48

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