52 25 049 Replacing lumbar support on left or right rear seat

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Necessary preliminary tasks:

Remove MASSAGE MAT

Detach air hoses from solenoid valve.

NOTE: Heat air hoses gently if they are too firmly seated on solenoid valve.

Fig 1: Locating Solenoid Valve Air Hoses

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Courtesy of BMW OF NORTH AMERICA, INC.

Remove clamps (1) at top left and right.

Fig 2: Identifying Left And Right Seat Clamps

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Courtesy of BMW OF NORTH AMERICA, INC.

Fig 3: Identifying Lumbar Support And Spring Wire

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Courtesy of BMW OF NORTH AMERICA, INC.

Detach lumbar support (1) from spring wire (2).

Installation note:

Engage lumbar support on fifth spring wire from below.

Air hoses must be laid without kinks.

Check lumbar support for damage.

Run a function check.