Remove/install backrest lumbar support switch - AR91.25-P-1435CY

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MODEL 204.0/2/3 with CODE 242 (Front passenger seat, electrically adjustable with memory function) with CODE 275 (Memory package) except CODE 409 (Left/right front multicontour seat)

MODEL 204.9 with CODE 242 (Front passenger seat, electrically adjustable with memory function) with CODE 275 (Memory package)

MODEL 207 with CODE 242 (Front passenger seat, electrically adjustable with memory function) with CODE 275 (Memory package) except CODE 409 (Left/right front multicontour seat)

MODEL 212 with CODE 275 (Memory package)

Shown on MODEL 204.981

Fig 1: Backrest Lumbar Support Switch Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Detach outer cover (1) from front seat frame and place to one side with attached electrical lines	MODEL 204.0/2/9	AR91.10-P-1200CY
		MODEL 204.3, 207 Outer cover	AR91.10-P-1200EC
		Model 212, 463	AR91.10-P-1200EW
		MODEL 242, 246 Cover door sill. Otherwise, outer panel (1) may be scratched. Do not detach belt end fitting.	AR91.10-P-1200NKB
2	Disconnect electrical connector (2)
3	Unclip driver seat lumbar support adjustment switch (S1092) or front passenger seat lumbar support adjustment switch (S1093) at catch hooks (arrows) and remove	Ensure that driver seat lumbar support adjustment switch (S109/2) or front passenger seat lumbar support adjustment switch (S109/3) is seated correctly in outer panel (1).
4	Install in the reverse order