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

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 328xi, 2012 BMW 328i, and 2011 BMW 328xi. 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 Decorative Strip On Instrument Panel On Left
Remove Light Operator Unit
Remove Trim Panel For Pedal Assembly

Unfasten plug connection (2) and disconnect.

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

Replace ribbon cable (1) if damaged.

The ribbon cable leads to:

Release screw (3) and remove control unit for Car Access System (4) in downward direction.

Fig 1: Identifying Screw, Plug Connection, Ribbon Cable And Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

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

Fig 2: Identifying Guide And Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out Vehicle Programming/Coding

Version with independent heating:

Initialize Telestart hand transmitter.