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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Removing And Installing Rear Lid (Tailgate)
Read contents of BODY, GENERAL.
Necessary preliminary tasks
Remove PANEL FOR REAR LID.
Disconnect all cable plug connections and pull wiring harness out of
rear lid.
Carry over the work step shown symmetrically to the other side of the
vehicle.
Release screws (1).
Slacken screw (2) and remo
System Overview
Schematic Circuit Diagram - Exterior Lighting System, Front
Fig. 45: Exterior Lighting System Circuit Diagram (Front)
COMPONENTS DESCRIPTION CHART
Main headlight, left
Front fog light, left
Front fog light, right
Main headlight, right
Direction indicator repeater, right
Power distribution bo
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