BMW 7 Series (F01/F02) 2008-2015 Service Manual / General Vehicle Electronics / Comfort Access
BMW 7 Series: Comfort Access
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Introduction
Keyless Vehicle Access
Using Comfort Access, the customer can unlock and open the vehicle without
active use of the ID transmitter.
Access to the vehicle can be gained from any point. It is importan
System Overview
Input/Output - Comfort Access
Fig. 1: Comfort Access Input/Output Diagram
COMPONENTS DESCRIPTION CHART
CAS 4 Car Access System 4
Footwell module (FRM)
Junction box electronics (JB)
Emergency sta
Functions
Function Overview
Comfort Access is divided into the following functions:
Passive Entry
Passive Go
Passive Exit.
ID transmitters are required for Comfort Access to function.
An ID transmitter co
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Tire pressure monitor- Actions in the event of a flat tire
Normal tires
Identify the damaged tire.
To do this, check the tire inflation pressure in
all four tires, for instance using the tire pressure
gage of a flat tire kit.
When the tire inflation pressure in all four tires
is correct, the Flat Tire Monitor FTM may not
have been initialized. In this
Automatic deactivation of
the front-seat passenger
airbags
Concept
The system reads if the front passenger seat is
occupied by measuring the human body's resistance.
Front, knee, and side airbag on the front passenger's
side are activated or deactivated.
General information
Before transporting a child on the front passenger
seat, refer to the safety inform
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