52 17 023 Removing and installing/replacing adjusting unit for thigh support on left or right front seat

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove seat cushion on front seat. See DRIVER'S SEAT or PASSENGER SEAT .

Detach spring set (1).

Release screws (2) with nuts.

Unclip wiring harness (3).

Unlock plug connection (4) and disconnect.

Fig 1: Identifying Thigh Support Adjusting Unit Plug Connection, Spring Set And Screws

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Courtesy of BMW OF NORTH AMERICA, INC.

Release trim (1) on clamps (2) and remove trim (1) downwards.

Fig 2: Removing Thigh Support Adjusting Unit Trim

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Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1 and 2).

Remove thigh support (3).

Fig 3: Identifying Thigh Support Screws

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Courtesy of BMW OF NORTH AMERICA, INC.

Detach spring set (1) from thigh support (2).

Fig 4: Identifying Thigh Support Spring Set

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Courtesy of BMW OF NORTH AMERICA, INC.