BMW 7 Series: Removing And Installing Or Replacing Junction Box Electronics

IMPORTANT: Read and comply with notes on protection against electrostatic discharge (ESD PROTECTION).

Necessary preliminary work

• Partially remove power distribution box for passenger compartment.

Disconnect plug connection (1).

Pull junction box electronics (2) out of bracket.

Installation note: Make sure junction box electronics and plug connections (1) are correctly seated.

Fig. 305: Identifying Junction Box Electronics With Plug Connections

Replacement:

Carry out VEHICLE PROGRAMMING/ENCODING.

Delete transport mode.

REMOVING AND INSTALLING/RENEWING AERIAL FOR COMFORT ACCESS SYSTEM ON LEFT OR RIGHT

Necessary preliminary work:

• Remove PANEL FOR COVER ON SIDE MEMBER

Unlock and remove aerial for comfort access system (2) from bracket (3).

Installation note: Make sure interior aerial for comfort access system (2) is correctly seated in designated holder (3).

Fig. 306: Identifying Comfort Access System With Plug Connection And Bracket

REMOVING AND INSTALLING/REPLACING BODY GATEWAY MODULE

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION).

Read out PROGRAMMING/ENCODING.

• Print out and make a note of settings for Car&Key Memory in CKM menu

Necessary preliminary work

• Disconnect NEGATIVE BATTERY CABLE
• Disconnect both negative battery cables atF03
• Remove trim panel for pedal mechanism.

Disconnect plug connection (1).

Release screw (2) and remove cable shoe (4).

Tightening torque 61 35 3AZ.

Pull body module (3) out of equipment holder (5) in direction of arrow.

Installation note: Make sure body module (3) is correctly installed in equipment holder (5).

Fig. 307: Pulling Body Module Out Of Equipment Holder

Replacement:

Carry out PROGRAMMING/ENCODING.

Perform FlexRay synchronization via path:

• Body
• Central Gateway Module
• Initialize FlexRay

Check printed-out or noted-down settings for car and key memory in CKM menu and reset if necessary.

REMOVING AND INSTALLING/REPLACING BUMPER AERIAL FOR COMFORT ACCESS SYSTEM

If necessary, extend trailer tow hitch.

Disconnect plug connection (1).

Unlock and remove bumper aerial for comfort access system (2) from holder (3).

Installation: Make sure bumper aerial for comfort access system (2) is correctly seated in designated holder (3).

Fig. 308: Identifying Bumper Aerial For Comfort Access System And Plug Connection And Holder

REMOVING AND INSTALLING/REPLACING CONTROL UNIT FOR TOP-/REAR-/SIDE-VIEW CAMERA

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD PROTECTION).

Necessary preliminary work

• Remove LUGGAGE COMPARTMENT WHEEL ARCH PANEL ON LEFT.

Unlock plug connections (2) and disconnect.

Unscrew nuts (1).

Remove control unit (3) in direction of arrow.

Fig. 309: Removing Control Unit

Replacement:

• Carry out PROGRAMMING/ENCODING.
• CALIBRATE REVERSING CAMERA

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