52 17 385 Replacing gas cartridge for active head restraint on left or right front seat
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Read and comply with safety regulations
for handling airbag modules and pyrotechnical belt tensioners. See 72 00... SAFETY REGULATIONS FOR HANDLING COMPONENTS WITH GAS GENERATORS
.
Improper handling can lead to triggering of the pyrotechnical seat belt tensioner or side airbag, resulting in injuries.
Improper handling can lead to triggering of the pyrotechnical seat belt tensioner or side airbag, resulting in injuries.
Switch off ignition!
Necessary preliminary tasks:
- Remove head restraint See 52 14 390 Removing and installing or replacing front left or right head restraints (normal/electric) or 52 13 393 Removing and installing/replacing front left or right crash-active head restraint .
- Remove both rear panels on front seat backrest
Disconnect plug connection on gas cartridge.
Detach retaining points (1).
Slide active head restraint carrier downwards.
Release spring clips (1) and (2).
Release screws (1).
Remove gas cartridge complete with holder (2).
Release screws (1) on left and right.
Installation:
Insert screws (1) with Loctite.
Tightening torque 52 10 18AZ . See 10 FRONT SEATS ..
Slide top rail (3) off bottom rail (2).
Remove gas cartridge (4).
Installation:
Gas cartridge (1) is secured in holder by guide lug (2).
Procedure after triggered active head restraint:
- Push head restraint back into original position.
- Insert new gas cartridge with spring clips.
NOTE:
The gas cartridge may be replaced up to 5 times.
Then the backrest must be replaced.
Number of triggerings are stored in the control unit.
Then the backrest must be replaced.
Number of triggerings are stored in the control unit.