Communication

Chapter overview

• Technical data
  1
• 1 Repair instructions
  1
• 1.1 General repair instructions
  1
• 1.2 Routing and attachment of lines
  1
• 1.3 Notes on repair of CAN bus wiring
  1
• 1.4 General information
  1
• Communication
  3
• 1 Infotainment system
  3
• 1.1 Components of infotainment system
  3
• 1.2 Overview of fitting locations – Infotainment system
  5
• 1.3 Removing and installing infotainment system display
  7
• 1.4 Removing and installing control unit 1 for information electronics J794
  8
• 1.5 Removing and installing CD player R89
  9
• 2 Sound system
  12
• 2.1 Components of sound system
  12
• 2.2 Overview of fitting locations – sound system
  12
• 2.3 Removing and installing digital sound package control unit/amplifier
  13
• 2.4 Removing and installing bracket for digital sound package control unit J525
  14
• 2.5 Removing and installing front treble loudspeakers R20/R22
  15
• 2.6 Removing and installing rear loudspeaker R4/R5
  16
• 2.7 Removing and installing front bass loudspeakers R21/R23
  17
• 2.8 Removing and installing subwoofer R211
  19
• 2.9 Removing and installing subwoofer R211
  20
• 3 Aerial systems
  23
• 3.1 Components of aerial systems
  23
• 3.2 Overview of fitting locations – aerial systems
  23
• 3.3 Removing and installing aerial module
  24
• 3.4 Removing and installing roof aerial
  26
• 3.5 Removing and installing bumper aerial
  27
• 4 Radio
  29
• 4.1 Overview of radio
  29
• 4.2 Removing and installing radio
  29
• 5 Telephone system
  32
• 5.1 Preparation for mobile telephone
  32
• 5.2 Overview of fitting locations – telephone system
  33
• 5.3 Removing and installing telephone microphone R38
  34
• 6 Navigation system
  38
• 6.1 Overview of navigation system
  38
• 6.2 Overview of fitting locations – navigation system
  38
• 6.3 Removing and installing control unit for navigation system
  39
• 7 Reversing camera system
  40
• 8 Multifunction steering wheel
  41
• 8.1 Overview of multifunction steering wheel
  41
• 8.2 Assembly overview – multifunction steering wheel
  41
• 8.3 Removing and installing multifunction buttons in steering wheel E441/E440
  42
• 8.4 Removing and installing Tiptronic switch in steering wheel E439/E438
  46
• 9 Connection for external multimedia devices
  47
• 9.1 Removing and installing connection for external multimedia devices
  47
• 9.2 Removing and installing USB hub R293
  48
• 9.3 Removing and installing USB charging socket 1 U37
  49
• 10 Car-Net
  51
• 10.1 General description – Car-Net services
  51
• 10.2 Overview of fitting locations – mobile online services
  51
• 10.4 Removing and installing Telematics button module E734
  54
• 10.5 Removing and installing loudspeaker for emergency call module R335
  55