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Home >> BMW >> 2018 >> M4 2D Convertible, Automatic DCT Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Seats >> Seats - Repair -- M4 (F82 & F83) >> 52 14 Front Seat, Normal, Electrical >> Replacing left lumbar support

Replacing left lumbar support

Necessary preliminary tasks: 

Unlock quick connectors (1 and 2) and disconnect them.

Release air hoses from the backrest frame at clamps.

Installation note: 

Check O-rings for damage.

Air hoses must not be kinked.

G13693721Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: The air cushion must be deflated completely.

Feed out fleece straps (1) from carrier plate (2).

Carefully feed out lumbar support (3) from carrier plate (2) and remove.

G13693722Courtesy of BMW OF NORTH AMERICA, INC.