Removing and Installing/Replacing Front Left or Right Lower Strap (Belt Tensioner)

72 11 041 - Removing and installing/replacing front left or right lower strap (belt tensioner)





Warning!
Read and comply with safety regulations for handling airbag modules and pyrotechnical belt tensioners.
Incorrect handling can trigger off the bet tensioner and cause injury.





Necessary preliminary tasks:
- Disconnect battery negative lead Instructions for Disconnecting and Connecting Battery
- Follow instructions for unlocking and locking airbag plug connections Unlocking/Locking Airbag Plug Connections.
- Remove front seat





Note:
If a seat belt which is damaged due to an accident is exchanged, always check the belt tensioner retaining bracket on the seat rail for damage (bending) and replace if necessary.

A bent seatbelt tensioner retaining bracket on the seat runner may make it impossible to adjust the height of the seat!





Detach cable strap (2).
Unlock plug connection Unlocking/Locking Airbag Plug Connections(1) for belt tensioner and disconnect.
Release screw (3) and remove belt tensioner.
Tightening torque 72 11 06AZ [1][2]Seat Belt Systems.

Installation Note:
Replace microencapsulated screw.

Replace cable strap.

Plug connection (1) on belt tensioner must not be under strain.





Installation Note:
Check that cable holder is in correct position on belt tensioner.





Check retaining bracket (1) of belt tensioner on seat rail for damage (bending), replace if necessary.
To replace retaining bracket, release screw (2) and remove retaining bracket (1).