TCB: Control unit for Telematic Communication Box
WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
The control unit for the Telematic Communication Box (TCB) is connected to the Controller Area Network bus. It comprises a metal base plate, as well as a plastic housing. A battery compartment is integrated on the top side, which includes the emergency battery (see EMERGENCY BATTERY ).
| Item | Explanation |
|---|---|
| A Front | B Rear |
| 1 | Cover of battery compartment |
| 2 | Telematic Communication Box (TCB) |
| 3 | 26-pin plug connection |
| 4 | USB interface |
| 5 | Emergency battery |
| 6 | Connection for GSM aerial (for telematics services) and connection for emergency GSM aerial |