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 Removing and Installing/Replacing Rear Panel on Left or Right Front Seat Backrest





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 Removing and Installing/Replacing Valve Housing for Lumbar Cushion.





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 Performing Function Check with Adapter Cable (for Seat Repairs).