BMW E90 Manual page 37

The Telematic Control Unit supports
• Telematic
• TeleService
• BMW Assist
The TCU has an embedded phone that can call out for these services as long
as the vehicle is in an area with cellular phone coverage.
The Telematic option provides the following:
• Emergency-call button with emergency-call indicator lamp
• SOS speaker
• SOS antenna
The telephone aerials for TCU and mobile phone are integrated in the roof aerial.
There is an emergency backup antenna on the rear parcel shelf.
The Bluetooth antenna is located behind the steering column trim panel.
The hands-free microphone for telephone calls and voice control of the telephone
is in the roof function module (FZD) which is located on the driver's side.
TCU IPO
Index Explanation
1
2
Instrument cluster
3
4
5
Roof aerial (GPS)
6
Wheel speed sensors (x2)
7
SOS Antenna
8
Roof aerial (TCU)
9
10
11
SOS speaker
12
Bluetooth antenna
13
Snap in adapter with mobile phone
14
line compensator(optional)
15
Roof aerial (telephone cradle)
16
Audio speaker
17
RAD2
MFL
MRS 5
TCU
FZD
CAS2
37
E90 Communication