84 21 545 Removing and installing/replacing hands-free charging electronics (High) (USB/audio interface) (option SA633/SA639)

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750Li xDrive, and 2015 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTRICAL DAMAGE (ESD PROTECTION) .

NOTE: Comply with notes and instructions on HANDLING OPTICAL FIBRES .

Necessary preliminary work:

Clamp off BATTERY NEGATIVE LEAD .
Disconnect both negative battery cables for F03
Remove LEFT LUGGAGE COMPARTMENT WHEEL ARCH PANEL .
If necessary, remove AMPLIFIER (without F03).

Unlock plug connections (1) and disconnect.

Unfasten screws (2).

Remove hands-free charging electronics (3).

Installation note:

Make sure plug connections are correctly engaged.

Fig 1: Identifying Hands-Free Charging Electronics, Plug Connections And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out VEHICLE PROGRAMMING/ENCODING .