61 35 950 Removing and installing (replacing) control unit for comfort access system

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2010 BMW M5, 2009 BMW M5, 2008 BMW M5, 2007 BMW M5, and 2007 BMW 530xi. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with NOTES ON PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION) .

NOTE: The comfort access system is a radio-based system and can be interfered with by radio waves from other systems (e.g. mobile phone).

Necessary preliminary tasks:

Remove LUGGAGE COMPARTMENT FLOOR TRIM PANEL .
Remove LUGGAGE COMPARTMENT TRIM ON SIDE PANEL ON RIGHT .
Disconnect BATTERY NEGATIVE LEAD .
Remove TRIM FOR INSTRUMENT PANEL, BOTTOM LEFT (same as right side)

Unclip pin (1) from shock absorber (2).

Fig 1: Unclipping Pin From Shock Absorber

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Open rotary clips (1) and remove. Remove cover (2) in direction of arrow.

Fig 2: Removing Cover In Direction Of Arrow

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Release screws (1). Pull fuse holder (2) back slightly.

Fig 3: Releasing Screws And Pulling Fuse Holder Back Slightly

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Disconnect plug connection (1). Unlock catch (2) in direction of arrow and remove control unit for comfort access system (3) from device carrier (4).

Fig 4: Removing Control Unit For Comfort Access System

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Installation: Make sure control unit (3) is correctly seated in device carrier (4).

Replacement: Carry out PROGRAMMING/CODING .