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.
.png)
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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relating to the use of explosives when
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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
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Reference
Numerous subjects pertaining to the BMW 7 Series' mechanical, electrical, and performance features are covered in this chapter.
Engine specs are one of the main topics this chapter covers. It contains information on the fuel type, emission regulations, torque, power output, displacement, and engine
Functions
Automatic Soft Close
The Automatic Soft Close function is an autonomous function. The only
connection to the car's electrical
system is Terminal 30 basic mode (Terminal 30B) and the ground connection. The
Automatic Soft Close
function is operational as of "Terminal 30B ON".
Circuit Diagram for an
