Remove/Install Lumbar Support Air Cushion On Front Seat - Ar91.25-D-1450TS

Model 907

with code SE4 (Lumbar support for co-driver's seat)

Model 907

with code SE5 (Lumbar support for driver's seat)

Shown with code SH1 (Driver thorax/pelvis side airbag) and with code SF1 (Electrically adjustable driver's seat)

	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on carrying out repair work in the vehicle interior		AH68.00-N-0001-01S
	Remove/install
1	Switch off ignition and store transmitter key outside of transmission range (min. 2 m)
2	Remove seat backrest cover from seat backrest frame (3) at bottom	Model 907 with code SH1 (Driver thorax-pelvis side airbag) Model 907 with code SH2 (Front passenger thorax-pelvis side airbag)	AR91.10-D-0003TS
2		Model 907 except code SH1 (Driver thorax-pelvis side airbag) except code SH2 (Front passenger thorax-pelvis side airbag) Until retaining clips (2) on seat backrest frame (3) are accessible.	AR91.10-D-0003TSK
3	Remove retaining clips (2) from seat backrest frame (3)	Model 907 with code SF2 (Electrically adjustable front passenger seat) model 907 with code SH2 (Front passenger thorax/pelvis side airbag) model 907with code SF1 (Electrically adjustable driver's seat) model 907 with code SH1 (Driver thorax/pelvis side airbag) Remove retaining clips (2) depending on equipment installed. Check retaining clips (2) for damage. Clip remover If retaining clips (2) are damaged ↓ replace damaged retaining clips (2).	Fig 2
4	Disconnect electrical connection (1)
5	Remove hooks (4) from seat backrest frame (3)	Long wedge	Fig 1
6	Remove wire mat (9) with lumbar support	To do so, remove wire mat (9) upwards out of catches (5) of seat backrest frame (3) and disconnect electrical connector (6).
7	Remove retaining clips (10) from felt mat	To do so, lift up lower air cushion lumbar support (11) in area of lower retaining clips (10). Check retaining clips (10) for damage. Clip remover If retaining clips (10) are damaged ↓ Replace damaged retaining clip (10).	Fig 2
8	Remove air cushion lumbar support (11), electrical pneumatic pump lumbar support (7), lumbar support adjustment control unit (12) with felt mat (8) downwards from wire mat (9)	Note assembly position of felt mat (8) on wire mat (9).
9	Install in the reverse order
	Check
10	Perform function check of lumbar support

Fig 1: Long Wedge (115 589 03 59 00)

Fig 2: Clip Remover (452 589 01 63 00)