61 35 076 Removing and installing/replacing control unit for backrest width adjustment

Special tools required: 

• 52 0 050

Necessary preliminary tasks: 

• Remove switch combination for seat adjustment. See REPLACING SEAT ADJUSTMENT SWITCH COMBINATION (FULLY ELECTRIC FRONT SEAT)  or REPLACING SEAT ADJUSTMENT SWITCH COMBINATION (SEMI-ELECTRIC FRONT SEAT) 

Unclip cover (1) on front seat.

Fig 1: Identifying Cover On Front Seat

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) on thigh support.

Disconnect plug connection (2).

Remove thigh support (3) towards top.

Installation: 

Insert screws (1) with Loctite.

Fig 2: Identifying Screws With Loctite

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip trim (1) for thigh support carrier.

Fig 3: Identifying Trim For Thigh Support Carrier

Courtesy of BMW OF NORTH AMERICA, INC.

Detach seat cover (1).

Tilt back seat cover (1) with padding towards middle of vehicle.

Fig 4: Identifying Back Seat Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Loosen retainers (1).

Tilt back thigh support (2) towards rear.

Remove all remnants of clips from seat cover and seat mechanism.

Installation: 

Bend new retainers closed with pliers 52 0 050  .

Fig 5: Identifying Retainers

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) under tilted-up seat padding.

Unlock plug connections (2) and disconnect.

Remove control unit for backrest width adjustment (3) towards bottom.

Fig 6: Identifying Screw With Plug Connections

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Carry out PROGRAMMING/CODING .