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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Pressure Line From Connecting Piece To Rear Heater - A/C System
Notes
WARNING: Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134A refrigerant.
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling REFRIGERANT OIL.
IMPORTANT: Observe SAFETY INSTRUCTIONS for raising the v
Removing And Installing/Replacing Drive For Backrest Tilt Adjustment
(Comfort Seats In Rear Compartment)
Necessary preliminary tasks
Partially remove LEFT OR RIGHT BACKREST COVER
Installation
Powerlok screws must be replaced and must not be reused
Powerlok screws are mechanical screw locks with trilobular threads
Installation
Microencapsulated screws (Loctite) must be replaced and may not be
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