52 14 050 Removing and Installing/Replacing Lumbar Cushion on Front Seat

52 14 050 Removing And Installing/Replacing Lumbar Cushion On Front Seat







Necessary preliminary tasks:
- Remove rear panel on front seat







Detach backrest cover (1) from backrest frame.







Unlock quick connector and detach air hoses - blue (1) and red (2) - from valve housing (3).

NOTE: Connections are coded against incorrect assembly.

If necessary, remove valve housing.







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

Installation:
Attach lumbar cushion (1) to second and fourth wires from below.

Unclip air hoses (3) from holder.







Press back padding (1) a little.

Pull out lumbar cushion (2) towards top.

Feed air hoses out of backrest frame and spring wire.







Installation:
Check lumbar cushion at top (1) and bottom (2) for damage.

Air hoses (3) must not be kinked.







Installation:
Carry out function check.