Pump For Lumbar And Massage

52 25 048 - Removing and installing/replacing pump for lumbar and massage





Necessary preliminary tasks:
- Partially remove backrest for left or right rear seat Backrest for Left or Right Rear Seat
Release backrest only and move forwards





Release screws (1).





Unfasten plug connection (1) and disconnect.
Pull off air hose (2).

Note:
Gently heat the air hoses if too tightly seated on the valve block.

Open quick connectors and detach air hoses (3) and (4).

(2) - Air hose (blue), outlet to valve block for massage
(3) - Air hose (grey), outlet to valve block for lumbar
(4) - Air hose (grey), inlet from valve block for massage