BMW 7 Series (F01/F02) 2008-2015 Service Manual / Audio, Navigation And Anti-Theft / Airbag Triggering Unit, Diagnosis Unit
BMW 7 Series: Airbag Triggering Unit, Diagnosis Unit
- Overview Of Aerial Diversity
- Removing And Installing/Replacing Airbag Control Unit
- Removing And Installing/Replacing Middle Pedestrian Protection Sensor
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Overview Of Aerial Diversity
Fig. 101: Overview Of Aerial Diversity
Aerial amplifier
Blocking circuit
AM choke (US vehicles only)
Back - up aerial
Interference suppression filter
OVERVIEW OF SENSORS FOR AIRBAG SYSTEM AND
Removing And Installing/Replacing Airbag Control Unit
IMPORTANT: Read and comply with NOTES on protection against electrostatic
damage (ESD
protection)!
WARNING: NOTE AIRBAG SAFETY INSTRUCTIONS!
Incorrect handling can activate airbag and cause injury.
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Removing And Installing/Replacing Middle Pedestrian Protection Sensor
WARNING: Observe SAFETY INSTRUCTIONS for handling gas generators.
Incorrect handling can activate pedestrian protection and cause injury.
Necessary preliminary work
Disconnect BATTERY CABLE
Remove
SEE MORE:
Attaching/Replacing BMW Badge
Position of attachment: inside of rear lid Remove plastic cover (1) from bore
holes (2).
Fig. 156: Removing Plastic Cover From Bore Holes
Inserting a set of pointed pliers through bore holes (1), detach retaining
washers (2) from pins of BMW badge.
Installation:
Use only new retaining washers.
System Overview
The system circuit diagram for the outside temperature is displayed below.
The diagram is structured in such a way that only the control units and control
elements directly involved in the
instrument cluster are shown.
The instrument cluster receives a large number of different bus signals that
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