Electrical function schematic, lumbar support adjustment - PE91.29-P-2055-97FBA

Code:	Designation:	Position:
1	Lumbar support adjustment switch, status	5E
1	Lumbar support adjustment switch, status	10E
2	Lumbar support pneumatic pump, actuation	5H
2	Lumbar support pneumatic pump, actuation	10H
M25/4	Driver seat lumbar support pneumatic pump	5J
M25/5	Front passenger seat lumbar support pneumatic pump	10J
N32/23	Driver seat lumbar support adjustment control unit	5F
N32/24	Front passenger seat lumbar support adjustment control unit	10F
S109/2	Driver seat lumbar support adjustment switch	5D
S109/3	Front passenger seat lumbar support adjustment switch	10D

Fig 1: Lumbar Support Adjustment - Electrical Function Schematic

Courtesy of MERCEDES-BENZ USA