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Home >> BMW >> 2018 >> M4 2D Convertible, Automatic DCT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Seats - Repair) >> Front Seat, Normal, e1 >> 52 14 070 Removing and installing/replacing seat angle adjuster on left or right front seat (normal/electric)

52 14 070 Removing and installing/replacing seat angle adjuster on left or right front seat (normal/electric)

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2006 BMW 330Ci, 2005 BMW 330xi, 2005 BMW 330i, 2005 BMW 330Ci, and 2004 BMW 330xi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks: 

Release screws (1).

Release screw (2).

Unclip carrier (3) from seat mechanism at rear.

Fig 1: Unclipping Carrier From Seat Mechanism At Rear
G03124876Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (1) on drive unit (2) and disconnect.

Fig 2: Unlocking Plug Connection On Drive Unit
G03124877Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Installation: 

Replace Taptite screws (1).

Tightening torque. Refer to SEATS - TIGHTENING TORQUES - 3-SERIES .

Release screw (2).

Tightening torque. Refer to SEATS - TIGHTENING TORQUES - 3-SERIES .

Remove seat angle adjuster (3).

Installation: 

Slide left and right O-rings onto shaft. Make sure O-rings are correctly located between seat angle adjuster and seat pan.

Fig 3: Identifying Seat Angle Adjuster
G03124878Courtesy of BMW OF NORTH AMERICA, INC.