BMW 7 Series: Replacing Audio Unit

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

IMPORTANT: Use of supplied gloves is mandatory Carry out installation in a dust-free workshop area only.

To avoid damage, do not touch or dirty the display field.

Necessary preliminary work:

• Remove RADIO AND IHKA CONTROLS

IMPORTANT: Retrofitting must only be done in the supplied installation cassettes.

Use of supplied gloves is mandatory, so that there is no damage to the display.

Fig. 247: Identifying Audio Unit

Installation note: Modify IHKA CONTROLS on new audio unit.

Replacement:

Carry out VEHICLE PROGRAMMING/ENCODING.

REPLACING BRAKE LIGHT SWITCH

Necessary preliminary work

• Remove trim panel for pedal mechanism.

Disconnect plug connection (1).

Pull brake light switch (2) in direction of arrow out of brake light switch holder (4).

Installation note:

• Press brake pedal (3) to floor.
• Push brake light switch (2) as far as it will go into brake light switch holder (4).
• Counter hold brake light switch (4) holder, slowly return brake pedal (3) to initial position and tighten to stop.

Fig. 248: Pulling Brake Light Switch

NOTE: Removing brake light switch holder (1):

Press brake pedal.

Unclip brake light switch holder (1) at shanks (2) and remove towards rear.

Fig. 249: Identifying Brake Light Switch Holder On Shanks

REPLACING COOLANT LEVEL SWITCH

WARNING: Risk of scalding! Only perform this work after engine has cooled down.

Necessary preliminary work:

• Remove TRAILING LINK
• Remove intake duct.
• Release OIL RESERVOIR

Release screws (1).

Lift out coolant expansion tank (2) with oil reservoir (3) in direction of arrow.

Fig. 250: Lifting Out Coolant Expansion Tank With Oil Reservoir

Disconnect plug connection (1).

Turn coolant level switch (2) in direction of arrow and pull downwards out of expansion tank (3).

Fig. 251: Turning Coolant Level Switch

REPLACING FRONT PASSENGER POWER WINDOW SWITCH

Operation is described in:

Removing POWER WINDOW SWITCH (DRIVER'S SIDE)

REPLACING LEVEL SWITCH FOR DYNAMIC DRIVE FLUID RESERVOIR

Necessary preliminary work

• Remove intake duct for air filter housing

Release screws (1) and (2).

Remove washers.

Tightening torque 32 41 1AZ/2AZ Remove fluid reservoir by pulling upwards.

Fig. 252: Identifying Fluid Reservoir Screws

NOTE: Raise and/or turn fluid reservoir in order to gain better access to plug connection.

Disconnect plug connection (1).

Turn level switch (2) through approx. 45º and remove towards bottom.

Fig. 253: Turning Level Switch

REPLACING LEVEL SWITCH FOR WINDSCREEN WASHER SYSTEM

Necessary preliminary tasks

• Remove FLUID RESERVOIR FOR WINDSCREEN WASHER SYSTEM

Disconnect plug connection (1).

Turn level switch for windscreen washer system (2) in direction of arrow, pull down out of fluid reservoir (3) and remove.

Fig. 254: Turning Level Switch For Windscreen Washer System

REPLACING OPERATING ELEMENT FOR DRIVER ASSISTANCE SYSTEM

Necessary preliminary work

• Remove OPERATING ELEMENT FOR DRIVER ASSIST SYSTEM

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

The function keys (2) on the replacement may differ from those on the originally installed operating element (1).

Fig. 255: Identifying Function Keys On Operating Element

Picture shows function key (1) for full equipment specification.

Assign function keys (1) according to respective equipment specification.

Blind caps (2) are marked on the back with the corresponding position numbers.

IMPORTANT: The function keys (1) and blind caps (2) must be clipped onto the correct positions otherwise correct operation is not guaranteed and the operating element may be damaged.

Fig. 256: Identifying Function Keys And Blind Capx

Carry out VEHICLE PROGRAMMING/ENCODING.

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