BMW 7 Series (F01/F02) 2008-2015 Service Manual / General Vehicle Electronics / Steering Column Switch Cluster
BMW 7 Series: Steering Column Switch Cluster
- Introduction
- System Overview
- Functions
- Detecting The Controls
- System Components
- Operating Principle Of Optical Steering Angle Detection
- Steering Wheel Button Block
- Electrical Steering Column Adjustment
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Introduction
The Steering Column Switch Cluster - An Interface
The steering column switch cluster is a "mechanical and electrical interface"
from the steering wheel to the
vehicle; it is firmly connected mechanic
System Overview
Input/output Diagram, Steering Column Switch Cluster
Fig. 125: Steering Column Switch Cluster Input/Output Diagram
COMPONENTS DESCRIPTION CHART
Steering column stalk for turn-indicator/high-beam sw
Functions
Signal Detection
The functions of the steering column switch cluster are:
Detecting the switching signals of the steering-column switches
Detecting the controls in the multifunction steering wheel
SEE MORE:
Removing And Installing/Replacing Control Unit/Module For Left Or
Right Seat Adjustment (Rear Comfort Seat)
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (ESD
PROTECTION).
Necessary preliminary work:
Disconnect BATTERY EARTH LEAD
Remove THE CENTRE ARMREST FOR THE REAR SEAT BACKREST COMPLETELY
NOTE: For purposes of clarity, the following operations are shown in the
Blind spot collision warning- Warning function
Light in the exterior mirror
Prewarning
The dimmed light in the exterior mirror indicates
when there are vehicles in the blind spot or approaching
from behind.
Acute warning
When the turn signal is switched on while a vehicle
is in the critical zone, the steering wheel vibrates
briefly and the lig
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