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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System Components
Park Distance Control
The Park Distance Control of the F01/F02 is identifiable by the five
ultrasonic sensors on the front bumper. The
fifth sensor enables a high level of reliability in obstacle recognition to be
achieved despite the large front end
of the F01.
Fig. 136: F01/F02 Front Bumper Wit
Check BMW Diagnosis System For Excess Pressure And Vacuum (N63)
IMPORTANT: Excess pressure and vacuum lines are identified by the size of
the connection
fittings and color-coded red and blue and must not be mixed up with each
other.
Build up pressure with Blue color.
Generate vacuum pressure with Red color.
Mixing up the functions will result in damage to th
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