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Home >> Mercedes Benz >> 2025 >> S580 >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems (2 Of 2) -- 223 Chassis >> Wiring Diagrams >> Function Schematic For Left Rear Seat Electric Seat Adjustment >> Function Schematic For Left Rear Seat Electric Seat Adjustment - PE91.29-P-2503-97E

Function Schematic For Left Rear Seat Electric Seat Adjustment - PE91.29-P-2503-97E

Model 223 with code 223 (Electric backrest adjustment and head restraints) 

Model 223 with code 453 (Rear reclining seat) 

Code: Designation: Position:
1 Seat adjustment switch group, status 6B
2 Manual adjustment, request 11F
2 Manual adjustment, request 8E
3 Store memory position, request 7E
3 Store memory position, request 10F
4 Adopt memory position, request 10F
4 Adopt memory position, request 6E
5 Operation, signal 5F
5 Operation, signal 9F
6 Hall sensors, signal 11J
7 Seat adjustment motor, actuation 21D
8 Seat adjustment, status 16H
8 Seat adjustment, status 21H
A26/17 Head unit 22J
A26/17 Head unit 1G
CAN B1 CAN 1 for vehicle interior 7D
CAN B2 CAN 2 for vehicle interior 9G
CAN B2 CAN 2 for vehicle interior 15J
Code 276 Memory in rear 9F
Code 276 Memory in rear 6E
Code 453 Rear reclining seats 1K
Code 453 Rear reclining seats 21F
Ethernet Ethernet 20H
Ethernet Ethernet 4G
LIN Local Interconnect Network 5B
M18/13 Left rear seat head restraint seat adjustment motor 1H
M18/13 Left rear seat head restraint seat adjustment motor 21E
M18/15 Left rear seat head restraint inclination adjustment motor 1J
M18/15 Left rear seat head restraint inclination adjustment motor 21E
M18/19 Left rear seat cushion inclination adjustment motor 1J
M18/19 Left rear seat cushion inclination adjustment motor 21E
M18/23 Left rear seat leg rest inclination adjustment motor 1K
M18/23 Left rear seat leg rest inclination adjustment motor 21F
M18/25 Left rear seat leg rest fore-and-aft position seat adjustment motor 1K
M18/25 Left rear seat leg rest fore-and-aft position seat adjustment motor 21G
M27/11 Left rear seat backrest inclination adjustment motor 1J
M27/11 Left rear seat backrest inclination adjustment motor 21F
N10/6 Front signal acquisition and actuation module control unit 17J
N10/6 Front signal acquisition and actuation module control unit 6G
N32/5 Left rear seat control unit 12G
N69/3 Left rear door control unit 7C
S55/1 Left rear seat adjustment switch group 1B
G16231318Courtesy of MERCEDES-BENZ USA
G16231319Courtesy of MERCEDES-BENZ USA
G16231320Courtesy of MERCEDES-BENZ USA