Communication

Chapter overview

• Technical data
  1
• 1 Electrical components
  1
• 1.1 Access to diagnoses
  1
• Communication
  2
• 1 Safety information and repair notes
  2
• 1.1 Safety information
  2
• 1.2 Repair notes
  2
• 2 Fitting locations
  3
• 2.2 Overview of fitting locations – components/control units in rear section of vehicle
  5
• 3 Components/control units
  7
• 3.2 Control unit 1 for information electronics [J794]
  8
• 3.3 Removing and installing front treble loudspeakers [R20]/[R22]
  10
• 3.4 Removing and installing front bass loudspeakers [R21/R23]
  10
• 3.5 Removing and installing rear broadband loudspeakers [R385/386]
  11
• 3.6 Removing and installing centre loudspeaker [R208]
  12
• 3.7 Removing and installing subwoofer [R211]
  12
• 3.8 Removing and installing aerial module
  13
• 3.9 Removing and installing frequency modulation (FM) frequency filters [R178/R179]
  14
• 3.10 Removing and installing roof aerial [RX5]
  15
• 3.11 Removing and installing LTE aerial [R306]
  16
• 3.12 Removing and installing internet access control unit [J666]
  16
• 3.13 Removing and installing data transmission aerial [R180]
  17
• 3.14 Removing and installing telephone bracket [R126]
  18
• 3.16 Removing and installing telephone microphone [R38]
  19
• 3.17 Removing and installing multifunction buttons [E440]/[E441]
  19
• 3.18 Removing and installing control unit for steering wheel contact detection [J1158]
  22
• 3.19 Removing and installing loudspeaker for emergency call module [R335]
  23
• 3.20 Removing and installing emergency battery, telematics [A16]
  23
• 3.21 Removing and installing digital sound package control unit [J525]
  24
• 3.23 Removing and installing USB connection 1 [U41]
  28
• 3.24 Removing and installing USB charging socket 1 [U37]
  29
• 4 Multifunction steering wheel
  30
• 4.1 Assembly overview – multifunction steering wheel
  30