Removing the telematics control unit

NOTE: RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.

Leave electrical components in original packaging until just before they are installed. Use the original packaging only for any return shipments. Always package removed components straight away.
Read and comply with user information on using the associated special tool 12 7 060.
Only touch the housings of electrical components. Do not touch pins or multi-pin connectors directly.
Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
For additional information see: 61 35... NOTES for ESD protection (electrostatic discharge)

NOTE: TECHNICAL INFORMATION
The following procedure forms the basis for these repair instructions and must be observed without fail.
For more information see: 51 31... GENERAL PROCEDURE for disassembly/installation of bonded window glass

Preliminary works

Carry out the emergency battery of telematics control unit SYSTEM CHECK
Deactivate the 48 v ELECTRICAL SYSTEM .
Disconnect all BATTERY EARTH LEADS .
Remove the left and right a-pillar TRIM PANEL .
Remove left and right sun visor COUNTER SUPPORTS .
Remove the left and right SUN VISORS
Remove both vanity mirror LIGHTS .
Remove the right hands-free MICROPHONE .
Remove the left hands-free MICROPHONE .
Remove the roof FUNCTION CENTER (FZD).
Remove the interior mirror COVERS .
Remove the INTERIOR MIRROR .
Remove the KAFAS CAMERA with the integrated control unit.
Disconnect the rain-light-solar-condensation sensor PLUG CONNECTION .
Remove rear interior roof LIGHT .
Partially remove top left and right b-pillar TRIM PANELS
Remove both c-pillar TRIM PANELS
Remove all GRAB HANDLES .
Lower HEADLINING (with SA403 glass roof).

Unlock plug connection (1) and disconnect.
Unlock the lock (2) downward.
Remove the telematics control unit (3) in the direction of arrow.

Courtesy of BMW OF NORTH AMERICA, INC.