3 Series E90 335xi (N54) SAL
52 14 060
Removing and installing/replacing valve
housing for lumbar cushion
Necessary preliminary tasks:
•
Remove rear panel on front seat
Detach backrest cover (1) from backrest frame.
Remove valve housing (2) for lumbar support in direction of
arrow from backrest frame.
Installation:
Check valve housing for correct seating in backrest frame.
Unfasten plug connection (1) and disconnect.
Unlock quick connector and detach air hoses (3) and (4 and 5)
from valve housing (2).
Valve unit for lumbar support:
(3)
Hose (clear), lumbar drive
(4)
Hose (blue), top lumbar cushion
(5)
Hose (red), bottom lumbar cushion
Note:
Connections are coded against incorrect assembly.
RA Removing and installing/replacing valve housing for lumbar cushion
BMW AG - TIS
22.02.2013 20:47
Issue status (12/2007) Valid only until next DVD is issued
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