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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 177 Chassis (2 Of 2) >> Wiring Diagrams >> Function Schematic For Front Seat Electric Seat Adjustment >> (Function Schematic For Front Seat Electric Seat Adjustment - PE91.29-P-2501-97C)

(Function Schematic For Front Seat Electric Seat Adjustment - PE91.29-P-2501-97C)

Model 293 with code 221 (Electrically adjustable left driver seat) 

Model 293 with code 222 (Electrically adjustable right front seat) 

Model 293 with code 241 (Memory switch for electrically adjustable front passenger seat, left) 

Model 293 with code 242 (Front passenger seat, electrically adjustable with memory function) 

Model 293 with code 275 (Memory Package (driver's seat, steering column and mirror)) 

Code: Designation: Position:
1 Seat adjustment switch group, status 9A
1 Seat adjustment switch group, status 9C
2 Manual adjustment, request 15B
3 Store memory position, request 15B
4 Adopt memory position, request 14B
5 Hall sensors, signal 15G
5 Hall sensors, signal 15K
6 Seat adjustment motor, actuation 29B
6 Seat adjustment motor, actuation 29D
7 Acknowledgment tone after memory positions stored successfully, request 26H
7 Acknowledgment tone after memory positions stored successfully, request 23H
8 Speaker, actuation 35H
CAN B Interior CAN 13C
CAN B Interior CAN 21J
CAN HMI User interface CAN 27J
Code 241 Memory switch for electrically adjustable front passenger seat, left 1J
Code 241 Memory switch for electrically adjustable front passenger seat, left 30D
Code 242 Electrically adjustable front passenger seat with memory function 1J
Code 242 Electrically adjustable front passenger seat with memory function 30D
Code 275 Memory package 1F
Code 275 Memory package 30A
H4/61 Instrument cluster speaker 36J
LIN Local Interconnect Network 7B
LIN Local Interconnect Network 7D
M27/1 Driver seat fore/aft adjustment motor 2G
M27/1 Driver seat fore/aft adjustment motor 31B
M27/10 Driver seat height adjustment motor 2H
M27/10 Driver seat height adjustment motor 31C
M27/4 Driver seat head restraint adjustment motor 2F
M27/4 Driver seat head restraint adjustment motor 31A
M27/5 Driver seat backrest inclination adjustment motor 2G
M27/5 Driver seat backrest inclination adjustment motor 31B
M27/8 Seat cushion length adjustment motor, driver seat 2G
M27/8 Seat cushion length adjustment motor, driver seat 31B
M27/9 Seat inclination adjustment motor, driver seat 2H
M27/9 Seat inclination adjustment motor, driver seat 31C
M28/1 Front passenger seat fore/aft adjustment motor 2K
M28/1 Front passenger seat fore/aft adjustment motor 31E
M28/10 Front passenger seat height adjustment motor 2L
M28/10 Front passenger seat height adjustment motor 31F
M28/4 Front passenger seat head restraint adjustment motor 2J
M28/4 Front passenger seat head restraint adjustment motor 31D
M28/5 Front passenger seat backrest inclination adjustment motor 2L
M28/5 Front passenger seat backrest inclination adjustment motor 31E
M28/8 Seat cushion length adjustment motor, front passenger seat 2K
M28/8 Seat cushion length adjustment motor, front passenger seat 31E
M28/9 Seat inclination adjustment motor, front passenger seat 2L
M28/9 Seat inclination adjustment motor, front passenger seat 31F
N133/1 Instrument cluster control unit 30K
N32/1 Driver seat control unit 16G
N32/2 Front passenger seat control unit 16G
N69/1 Driver door control unit 10B
N69/2 Front passenger door control unit 10D
N73 Ignition lock control unit 24J
S22 Left front seat adjustment switch group 2B
S23 Right front seat adjustment switch group 2D
G15075043Courtesy of MERCEDES-BENZ USA
G15075044Courtesy of MERCEDES-BENZ USA
G15075045Courtesy of MERCEDES-BENZ USA