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Home >> Mercedes Benz >> 2010 >> ML450 >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 164 Ml Class - 3 Of 3 >> Wiring Diagrams >> Electrical function schematic for lumbar support adjustment >> Electrical function schematic for lumbar support adjustment - PE91.29-U-2055-99MAA

Electrical function schematic for lumbar support adjustment - PE91.29-U-2055-99MAA

Code: Designation: Position:
1 Circuit 15R, status 5 E
2 Power supply, status ON 8 G
2 Power supply, status ON 11 E
3 Lumbar support adjustment switch, request 13 E
4 Lumbar support pump, actuation 13 H
A8/1 Transmitter key 3 E
CAN B Interior CAN 4 F
Code 242 Electrically adjustable front passenger seat with memory function 6 C
Code 275 Memory package (driver seat, steering column, mirrors) 6 C
F4 Load compartment fuse and relay box 7 F
M25/4 Driver lumbar support pump 12 J
M25/5 Front passenger lumbar support pump 12 J
N10/8 Rear SAM control module 7 H
N32/1 Driver front seat adjustment control module with memory 7 C
N32/2 Front passenger front seat adjustment control module with memory 7 D
N32/23 Driver lumbar support regulator control unit 12 F
N32/24 Front passenger lumbar support regulator control unit 12 F
N73 EIS [EZS] control unit 2 E
S109/2 Driver lumbar support adjustment switch 12 C
S109/3 Front passenger lumbar support adjustment switch 12 D
U63 Valid for seat adjustment without memory 6 F
Fig 1: Lumbar Support Adjustment - Electrical Function Schematic
G10119531Courtesy of MERCEDES-BENZ USA