BMW 7 Series: Removing And Installing/Replacing Airbag Unit
WARNING: Observe the following instructions to avoid any risk of injury by the airbag unit.
- Comply with SAFETY REGULATIONS for handling components with gas generators.
- Do not exert any force on the airbag unit.
- Use only specified tools for releasing the airbag unit.
NOTE: Incorrect handling may result in triggering of the airbag unit and thereby cause serious injury.
IMPORTANT: Steering wheel must be replaced if airbag unit has been triggered!
Necessary preliminary tasks
- Disconnect BATTERY EARTH LEAD
Insert Torx screwdriver T30 (1) straight into concealed opening on reverse side of steering wheel until a spring resistance is felt (approx. 2 cm).
Increase pressure at spring leg with Torx screwdriver T30 (1) until airbag unit is unlocked.
For purposes of clarity: airbag unit removed.
Installation note: Make sure electrical leads are correctly positioned.
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Fig. 104: Identifying Torx Screwdriver T30 (32 34 020)
Snap airbag unit with uniform pressing force plane-parallel in direction of steering column shaft into steering wheel.
WARNING: Danger of injury! Airbag unit may only be set down with the airbag itself facing upwards.
Tilt airbag unit towards rear.
Disconnect plug connection (1) and earthing cable (2) and remove airbag unit.
.png)
Fig. 105: Identifying Airbag Unit Plug Connection And Earthing Cable (32 34
020)
REMOVING AND INSTALLING/REPLACING AIRBAG UNIT (SPORT STEERING WHEEL)
NOTE: Incorrect handling may result in triggering of the airbag unit and thereby cause serious injury.
IMPORTANT: Steering wheel must be replaced if airbag unit has been triggered!
Necessary preliminary tasks
- Disconnect BATTERY EARTH LEAD
Insert Torx screwdriver T30 (1) straight into concealed opening on reverse side of steering wheel until a spring resistance is felt (approx. 2 cm).
Increase pressure on spring leg using Torx screwdriver T30 (1) until airbag unit is released.
For purposes of clarity: airbag unit removed! Installation note: Make sure electrical leads are correctly positioned.
.png)
Fig. 106: Identifying Torx Screwdriver T30 (32 34 030)
Snap airbag unit with uniform pressing force plane-parallel in direction of steering column shaft into steering wheel.
WARNING: Danger of injury! Airbag unit may only be set down with the airbag itself facing upwards.
Tilt airbag unit towards rear.
Disconnect plug connections (1) and grounding cable (2) and remove airbag unit.
.png)
Fig. 107: Identifying Airbag Unit Plug Connection And Earthing Cable (32 34
030)
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It is essential to comply with the regulations as specified in the law
relating to the use of explosives when
working on airbag units and seat belt tensioners.
Airbags, seat belt tensioners etc. are
Bleeding Power Steering (Version With Dynamic Drive)
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any d
SEE MORE:
Removing And Installing/Replacing Radio And A/C Control Panel
Notes
IMPORTANT: Risk of damage!
A hard disk is installed in the Car Information Computer (CIC).
Carry out mechanical work on the CIC and adjacent components with care.
Avoid subjecting the CIC to vibration/shocks.
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (
System Overview
Audio playback takes place either through the vehicle's speakers or via
headphones. The volume of the speakers
can be adjusted via the multifunction steering wheel, the head unit or with the
remote control. The volume is
controlled speed-dependent during playback through the speakers. The driving
