52 13 025 Removing and installing/replacing left or right seat mechanism (normal/manual)

Necessary preliminary tasks 

• Remove seat cover  . See 52 15 400 REPLACING SEAT COVER FOR LEFT OR RIGHT FRONT SEAT (SPORT/MANUAL)  or 52 13 400 REPLACING SEAT COVER ON LEFT OR RIGHT FRONT SEAT (NORMAL/MANUAL)  for front seat.
• Remove BACKREST FRAME  on front seat.
• Remove SEAT BELT TENSIONER .
• Remove CONTROL UNIT FOR SEAT HEATING .

Disconnect all cable ties.

Unlock plug housing (1) from flexmat and disconnect.

Release seat wiring harness (2) from cable holders on seat mechanism.

Fig 1: Removing Seat Wiring Harness From Cable Holders On Seat Mechanism

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only: 

The seat mechanism is supplied complete with corresponding drive units.