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

WARNING: This page is about a different car, the 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove seat cover for front seat. See 52 15 400 Replacing seat cover for left or right front seat (sport/manual) or 52 16 400 Replacing seat cover for left or right front seat (M3 sport seat) .
Remove backrest frame on front seat.
Remove seat belt tensioner . See 72 11 041 REMOVING AND INSTALLING OR REPLACING FRONT LEFT OR RIGHT LOWER BELT FITTING (SEAT BELT PRETENSIONER) .
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: Identifying Plug Housing And Seat Wiring Harness

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement only:

The seat mechanism is supplied complete with corresponding drive units.