72 11 033 Removing and installing/replacing front left or right seat belt

Necessary preliminary tasks: 

• Remove trim panels for door pillar. See TRIM (BOTTOM) and TRIM (TOP) .

Installation: 

• Microencapsulated screws (Loctite) must be replaced and may not  be reused
• Screw connection must be completed within 20 minutes (start of curing)
• Microencapsulated screws must not  be retightened
• Clean thread of nut beforehand in event of repeated use

Version with anchor fitting tensioner: 

Necessary preliminary tasks: 

• Remove OUTER COVER

Release screw (1).

Tightening torque 72 11 07AZ .

Remove lock washer.

Pull belt strap (2) out of end fitting pretensioner.

Fig 1: Pulling Belt Strap Out Of End Fitting Pretensioner

Courtesy of BMW OF NORTH AMERICA, INC.

Version without anchor fitting tensioner: 

Move front seat upwards.

Release screw (1) on front seat.

Installation: 

Replace screw.

Tightening torque 72 11 02AZ .

Feed out belt anchor fitting (2).

Fig 2: Identifying Front Seat Screw And Belt Anchor Fitting

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws (2).

Tightening torque 72 11 04AZ .

Remove seat belt guide loop.

Release screws (1).

Installation: 

Replace screws (1).

Remove belt deflector.

Tightening torque 72 11 05AZ .

Fig 3: Identifying Seat Belt Guide Loop And Belt Deflector Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Installation: 

Replace screw.

Tightening torque 72 11 01AZ .

Unlock automatic reel (2) and remove from B-pillar.

Installation: 

Automatic reel is encoded against incorrect installation (3).

Fig 4: Identifying B-Pillar Automatic Reel, Installation Position And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Version with electric motor retractor: 

Release screws (1).

Installation: 

Replace screws.

Tightening torque 72 11 01AZ .

Unlock automatic reel (2) and remove from B-pillar.

Installation: 

Retractor mechanism is encoded against incorrect assembly.

Fig 5: Identifying B-Pillar Automatic Reel And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten plug connection (1) and disconnect.

Remove complete seat belt.

Fig 6: Identifying Automatic Reel Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Carry out FUNCTION CHECK .