61 35 950 Removing And Installing (Replacing) Control Unit For Comfort Access System

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IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection), refer to 61 35 ... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

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, refer to 51 47 101 REMOVING AND INSTALLING/REPLACING LUGGAGE COMPARTMENT FLOOR TRIM PANEL .
Disconnect battery negative lead, refer to 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .
Remove trim for instrument panel, bottom left, refer to 51 45 181 REMOVING AND INSTALLING/REPLACING BOTTOM RIGHT TRIM FOR INSTRUMENT PANEL .

Unfasten plug connection (1) and disconnect.

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

Fig 1: Removing And Installing Control Unit For Comfort Access System

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

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

Replacement:

Carry out programming/coding, refer to DIAGNOSIS PROGRAMMING/CODING .