Removing and installing (replacing) Headunit Basis (4' Series Coupe/Convertible, 4' Series Gran Coupe Sedan)
Attention!
Risk of damage!
There is a hard disk installed in the head unit.
Carry out mechanical work on the head unit and adjacent components with care.
Avoid subjecting the head unit to vibration/shocks.
Attention!
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION ).
Necessary preliminary tasks:
- Remove RADIO AND IHKA CONTROL PANEL .
- Disconnect BATTERY EARTH LEAD
Release screws (1).
Pull head unit (2) forward.
Installation note:
Check head unit (2) is correctly seated on retaining lug at marked points.
Unlock and disconnect all plug connections (2) in the marked area.
Remove head unit (1).
Only for US models with satellite radio:
Additional work is required when replacing the head unit!
- Refer to service information REPLACING SATELLITE TUNER, AS OF 09/2009 .
Replacement:
Carry out PROGRAMMING/ENCODING .
INSTALL CORRECT NAVIGATION MAP IN VEHICLES WITH PRODUCTION DATE STARTING FROM 07/2015 .
Additionally load service history for the following vehicles:
- 1 series and 2 series F2x, 3 series and 4 series F3x from series introduction
Importing the Service history:
- 05 Maintenance and Pre-Delivery Check
- Service history