Communication System (Service Information)

• 91 Communication
  • Infotainment System
    • General Information- Infotainment System
      • General Information - Infotainment System, Composition Media (I8D) And Discover Media (7UF)
      • General Information - Infotainment System, Discover Pro (7UG)
    • Component Location Overview - Infotainment System
      • Component Location Overview - Infotainment System, Sedan
    • Infotainment System Display, Removing And Installing
      • Notes
      • Removing
      • Installing
    • Information Electronics Control Module 1 -J794-, Removing And Installing
      • Notes
      • Removing
      • Installing
  • Sound System
    • Overview - Sound System
      • Overview - Sound System, 8 Speakers, 8RM
      • Overview - Sound System, Branded Sound, 8RU
    • Component Location Overview - Sound System
      • Component Location Overview - Sound System, 8 Speakers, 8RM
      • Component Location Overview - Sound System, Branded Sound, 8RU, Sedan
    • Control Module/Digital Sound System Amplifier, Removing And Installing
      • Digital Sound System Control Module -J525-, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
      • Digital Sound System Control Module -J525- BRACKET, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
    • Left/Right Rear Treble Speaker -R14- / -R16-, Removing And Installing
      • Left/Right Rear Treble Speaker -R14- / -R16-, 2-Door Vehicles, Removing And Installing
        • Notes
        • Removing
        • Installing
      • Left/Right Rear Treble Speaker -R14- / -R16-, 4-Door Vehicles, Removing And Installing
        • Notes
        • Removing
        • Installing
    • Left/Right Front Treble Speaker -R20- / -R22-, Removing And Installing
      • Notes
      • Removing
      • Installing
    • Left/Right Rear Bass Speaker -R15- / -R17-, Removing And Installing
      • Left/Right Rear Bass Speaker -R15- / -R17-, 2-Door Vehicles, Removing And Installing
        • Notes
        • Removing
        • Installing
      • Left/Right Rear Bass Speaker -R15- / -R17-, 4-Door Vehicles, Removing And Installing
        • Notes
        • Removing
        • Installing
    • Left/Right Front Bass Speaker -R21- / -R23-, Removing And Installing
      • Notes
      • Removing
      • Installing
    • Subwoofer -R211-, Removing And Installing
      • Subwoofer -R211-, Removing And Installing, Sedan
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
  • Antenna Systems
    • Component Location Overview - Antenna Systems
      • Component Location Overview - Antenna Systems, Sedan
    • Am Frequency Filter -R177-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
    • Fm Frequency Filter In The Negative Wire -R178- /Fm Frequency Filter In The Positive Wire -R179-, Removing And Installing
      • Notes
      • Removing
      • Installing
    • Antenna Module, Removing And Installing
      • Left Antenna Module -R108-, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
      • Right Antenna Module -R109-, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
    • Roof Antenna, Removing And Installing
      • Roof Antenna, Removing And Installing, Sedan
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
    • Vehicle GPS Antennas, Removing And Installing
      • Vehicle GPS Antenna 1 -R259- REMOVING AND INSTALLING, GPS
        • Notes
        • Removing
        • Installing
      • Vehicle GPS Antenna 2 -R260-, REMOVING AND INSTALLING, GSM
        • Notes
        • Removing
        • Installing
        • Tightening Specifications
  • Radio
    • Overview - Radio
      • Overview - Radio, Composition Media, I8D
      • Overview - Radio, Discover Pro, I8G
    • Radio, Removing And Installing
      • Radio -R- COMPOSITION MEDIA AND DISCOVER PRO, REMOVING AND INSTALLING
  • Telephone System
    • Cell Phone Preparation
      • Cell Phone Preparation, BLUETOOTH Hand-Free Calling, 9ZX
    • Component Location Overview - Telephone System
      • Component Location Overview - Telephone System, Sedan
    • Telephone Microphone -R38-, Removing And Installing
      • Removing
      • Installing
    • Storage Compartment With Cell Phone Interface -R265-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
  • Navigation System
    • Overview - Navigation System
    • Component Location Overview - Navigation System
      • Component Location Overview - Navigation System, Sedan
    • Navigation System Control Module, Removing And Installing
    • Anti-Theft Protection And GPS Control Module, Removing And Installing
      • Notes
      • Removing
      • Installing
    • GPS Relay -J1028-, REMOVING AND INSTALLING
      • Notes
      • Removing
      • Installing
  • Rearview Camera System
    • System Overview - Rearview Camera
    • Component Location Overview - Rearview Camera System
      • Component Location Overview - Rearview Camera System, Sedan
    • Overview - Rearview Camera System
    • Rearview Camera -R189-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
        • Notes
        • Rearview Camera Housing, Disconnecting From Pivoting Motor
        • Removing
        • Installing
  • MULTIFUNCTION Steering Wheel
    • Overview - MULTIFUNCTION Steering Wheel
    • Right/Left MULTIFUNCTION Buttons On Steering Wheel -E441- / -E440-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
    • TIPTRONIC Downshift Button On Steering Wheel -E439- /TIPTRONIC Upshift Button On Steering Wheel -E438-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
  • Connection For External Multimedia Devices
    • Overview - Connection For External Multimedia Devices
    • External Audio Source Connection -R199-, Removing And Installing
      • External Multimedia Device Interface -R215-, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
      • External Audio Source Connection -R199-, REMOVING AND INSTALLING
        • Notes
        • Removing
        • Installing
    • USB Distributor -R293-, Removing And Installing
      • Notes
      • Removing
      • Installing
    • USB Charging Socket 1 -U37-, Removing And Installing
      • Notes
      • Removing
      • Installing
      • Tightening Specifications
  • Mobile Online Services
    • Overview - Mobile Online Services
    • Component Location Overview - Mobile Online Services
    • Control Module For Emergency Call Module And Communication Unit -J949-, Removing And Installing
      • Notes
      • Removing
      • Installing
  • Special Tools