61 35 015 Removing and installing (replacing) control unit for Car Access System

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. 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 trim for pedal assembly

Disconnect plug connection (2).

IMPORTANT: Carefully disconnect plug connection for ribbon cable (1).

Replace the ribbon cable if damaged.

The ribbon cable leads to:

Insert for radio control key
Start/Stop switch

Fig 1: Identifying Plug Connection, Ribbon Cable, Screw And Car Access System

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (3).

Feed out control unit for Car Access System (4) to left and remove in downward direction.

Installation:

Feed guide (1) of control unit for Car Access System (2) correctly into associated mounting.

Fig 2: Identifying Guide And Car Access System

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out vehicle programming/coding
Version with independent heating:
Initialize Telestart hand transmitter