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.
N
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:
Replacing Center Mount Gaiter
Necessary preliminary work
Remove PROPELLER SHAFT.
NOTE: The propeller shaft is balanced.
The front and rear propeller shafts must be reassembled in the same position.
Detach gaiter (1) from groove (2).
Mark front propeller shaft (3) and rear propeller shaft (4) in one plane.
Fig. 25: Marking
Ignition Wires, Spark Plugs
REPLACING ALL SPARK PLUGS (N54, N63, N74)
Necessary preliminary tasks
Switch off ignition.
Remove IGNITION COILS.
IMPORTANT: Wear safety goggles.
Oil and dirt particles may get into your eyes!
Clean spark plug slot with compressed air.
Unscrew spark plugs with special tool 12 1 220 and extensi
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