Mercedes-Benz E-class W213/S213/C238/A238 facelift (2020-2024) w/ seat heater plus Wiring diagrams
This page contains all the electrical diagrams for the component. w/ seat heater plus, in which he is found in the car Mercedes-Benz E-class W213/S213/C238/A238 facelift (2020-2024). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
w/ seat heater plus wiring diagram (11 of 18)
BLU WIRE
BRN WIRE
BRN/GRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
COUPE CONVERTIBLE
FRONT PASSENGER SEAT CONTROL UNIT
NCA WIRE
RED WIRE
RED/GRN WIRE
RED/WHT WIRE
RED/YEL WIRE
RIGHT FRONT BACKREST ADJUSTMENT SWITCH
RIGHT FRONT DOOR CONTROL UNIT
RIGHT FRONT HEAD RESTRAINT ADJUSTMENT SWITCH
RIGHT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD
RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP
RIGHT FRONT SEAT BACKREST BOLSTER HEATER PAD
RIGHT FRONT SEAT BACKREST HEATER PAD
RIGHT FRONT SEAT BACKREST SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR
RIGHT FRONT SEAT CUSHION HEATER PAD
RIGHT FRONT SEAT CUSHION LENGTH SWITCH
RIGHT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD
RIGHT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR
RIGHT FRONT SEAT FORE/AFT ADJUSTMENT SWITCH
RIGHT FRONT SEAT HEIGHT ADJUSTMENT SWITCH
RIGHT FRONT SEAT INCLINATION ADJUSTMENT SWITCH
SIG
VIO WIRE
W/ SEAT HEATER PLUS
W/O SEAT HEATER PLUS
Go to component -> Front ventilation & heated seat circuit, convertible w/ memory (3 of 3) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (12 of 18)
BLK/WHT WIRE
BLU/WHT WIRE
BRN WIRE
BRN/BLK WIRE
BRN/GRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
DRIVER SEAT CONTROL UNIT
DRIVER-SIDE FUSE, RELAY MODULE
FUSE 203
FUSE 302
FUSE 303
FUSE 304
HOT AT ALL TIMES
LEFT FRONT DOOR CONTROL UNIT
LEFT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD
LEFT FRONT SEAT BACKREST HEATER PAD
LEFT FRONT SEAT BACKREST SIDE BOLSTER HEATER PAD
LEFT FRONT SEAT BACKREST SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR
LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP
LEFT FRONT SEAT CUSHION HEATER PAD
LEFT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD
LEFT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR
MOT (+) MOT GND
MOT GND/(+)
NCA WIRE
PASSENGER-SIDE A-PILLAR FUSE BOX
RED WIRE
RED/BLK WIRE
RED/GRN WIRE
RED/WHT WIRE
RED/YEL WIRE
SIG
VIO WIRE
W/ SEAT HEATER PLUS
W/O SEAT HEATER PLUS
Go to component -> Front ventilation & heated seat circuit, sedan w/ memory (1 of 3) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (13 of 18)
ALL-WHEEL DRIVE CONTROL UNIT
BLU WIRE
DIAGNOSTIC CONNECTOR
DISTRONIC DISTANCE-PILOT CONTROLLER UNIT
DRIVER SEAT CONTROL UNIT
DRIVER'S SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT
DRIVETRAIN CONTROL UNIT
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT PASSENGER SEAT CONTROL UNIT
FRONT PASSENGER SEAT HEATER CONTROL UNIT
FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT
FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT
FUSE 2
FUSE 3
FUSE 301
FUSE 302
FUSE 303
FUSE 304
FUSE 305
FUSE 306
FUSE 307
FUSE 308
FUSE 309
FUSE 310
FUSE 311
FUSE 312
FUSE 313
FUSE 314
FUSE 315
FUSE 317
FUSE 4
FUSE 5
FUSE 6
HEAD UNIT
HERMES CONTROL UNIT
LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT
ME-SFI (ME) CONTROL UNIT
MONO MULTI-FUNCTION CAMERA
MULTIMEDIA CONNECTION UNIT
MULTIPLE FUSE 1
N/A
NCA WIRE
PANORAMIC SLIDING ROOF CONTROL MODULE
RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS
REAR CONTROL UNIT
RED (OR RED/GRY) WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL WIRE
RES FUSE 1
RIGHT FRONT DOOR CONTROL UNIT
RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT
RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
SHORT, LONG-RANGE RADAR SENSOR
STATIONARY HEATER UNIT
STEREO MULTI-FUNCTION CAMERA
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO MOBILE PHONE CONTACT PLATE (DIAGRAM 7 OF 8)
TO MULTIPLE FUSE 2 (DIAGRAM 6 OF 8)
W/ COMAND APS
W/ SEAT HEATER PLUS
W/O COMAND APS
W/O LUMBAR SUPPORT ADJUSTMENT
W/O SEAT HEATER PLUS
WHT WIRE
Go to component -> Power distribution circuit, convertible (5 of 8) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (14 of 18)
ALL-WHEEL DRIVE CONTROL UNIT
BLU WIRE
DIAGNOSTIC CONNECTOR
DISTRONIC DISTANCE-PILOT CONTROLLER UNIT
DRIVER SEAT CONTROL UNIT
DRIVER'S SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT
DRIVETRAIN CONTROL UNIT
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT PASSENGER SEAT CONTROL UNIT
FRONT PASSENGER SEAT HEATER CONTROL UNIT
FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT
FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT
FUSE 2
FUSE 3
FUSE 301
FUSE 302
FUSE 303
FUSE 304
FUSE 305
FUSE 306
FUSE 307
FUSE 308
FUSE 309
FUSE 310
FUSE 311
FUSE 312
FUSE 313
FUSE 314
FUSE 315
FUSE 317
FUSE 4
FUSE 5
FUSE 6
HEAD UNIT
HERMES CONTROL UNIT
LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT
ME-SFI (ME) CONTROL UNIT
MONO MULTI-FUNCTION CAMERA
MULTIMEDIA CONNECTION UNIT
MULTIPLE FUSE 1
N/A
NCA WIRE
PANORAMIC SLIDING ROOF CONTROL MODULE
RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS
REAR CONTROL UNIT
RED (OR RED/GRY) WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL WIRE
RES FUSE 1
RIGHT FRONT DOOR CONTROL UNIT
RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT
RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
SHORT, LONG-RANGE RADAR SENSOR
STATIONARY HEATER UNIT
STEREO MULTI-FUNCTION CAMERA
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO MOBILE PHONE CONTACT PLATE (DIAGRAM 7 OF 8)
TO MULTIPLE FUSE 2 (DIAGRAM 6 OF 8)
W/ COMAND APS
W/ SEAT HEATER PLUS
W/O COMAND APS
W/O LUMBAR SUPPORT ADJUSTMENT
W/O SEAT HEATER PLUS
WHT WIRE
Go to component -> Power distribution circuit, coupe (5 of 8) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (15 of 18)
ADAPTIVE DAMPING SYSTEM CONTROL UNIT
AIR BODY CONTROL PLUS CONTROL UNIT
AIR BODY CONTROL UNIT
BACKUP RELAY
BRN WIRE
BRN/BLU WIRE
BRN/GRN WIRE
BRN/WHT WIRE
BRN/YEL WIRE
DRIVER SEAT HEATER CONTROL UNIT
DRIVER SEAT REAR SEAT ENTERTAINMENT SYSTEM ELECTRICAL CONNECTOR
ELECTRICAL CONNECTOR/ FRONT VEHICLE INTERIOR SOCKET
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION
FRONT PASSENGER SEAT REAR SEAT ENTERTAINMENT SYSTEM ELECTRICAL CONNECTOR
FUEL PUMP CONTROL UNIT
FUSE 403
FUSE 404
FUSE 405
FUSE 407
FUSE 410
FUSE 411
FUSE 449
FUSE 450
FUSE 451
FUSE 452
FUSE 453
FUSE 454
FUSE 455
FUSE 456
FUSE 457
FUSE 458
FUSE 459
FUSE 476
FUSE 477
GRY/BLU WIRE
HEATED REAR WINDOW RELAY
HECKR
LEFT REAR PASSENGER COMPARTMENT USB PORT
LUGGAGE COMPARTMENT SOCKET
MULTICONTOUR SEAT PNEUMATIC PUMP
N/A
REAR AXLE ELECTRONIC LEVEL CONTROL UNIT
REAR CENTER CONSOLE POWER OUTLET
REAR CUP HOLDER
REAR SAM CONTROL UNIT
REAR SEAT HEATERS CONTROL UNIT
RED (OR RED/BLU) WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/BRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RED/YEL WIRE
RES FUSE 460
RES FUSE 465
RES FUSE 466
RESERVE SOLENOID SWITCH
RIGHT REAR PASSENGER COMPARTMENT USB PORT
RIGHT REAR SEAT HEATER CONTROL UNIT
TO DC/AC CONVERTER CONTROL UNIT (DIAGRAM 1 OF 8)
TO FUSE 461 (DIAGRAM 4 OF 8)
W/ REAR AXLE
W/ SEAT HEATER PLUS
W/ SMOKER'S PACKAGE
W/ WIRELESS MOBILE PHONE CHARGING
W/O REAR AXLE
W/O SEAT HEATER PLUS
Go to component -> Power distribution circuit, sedan (3 of 8) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (16 of 18)
ACTIVE BRAKE ASSIST CONTROLLER UNIT
ACTIVE DISTANCE ASSIST DISTRONIC ELECTRIC CONTROLLER UNIT
BLU WIRE
DIAGNOSTIC CONNECTOR
DRIVER SEAT CONTROL UNIT
DRIVER'S SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROL UNIT
DRIVETRAIN CONTROL UNIT
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT MULTIMEDIA CONNECTION UNIT 2
FRONT PASSENGER SEAT CONTROL UNIT
FRONT PASSENGER SEAT HEATER CONTROL UNIT
FRONT PASSENGER SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROL UNIT
FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT
FUSE 1
FUSE 2
FUSE 3
FUSE 301
FUSE 302
FUSE 303
FUSE 304
FUSE 305
FUSE 306
FUSE 307
FUSE 308
FUSE 309
FUSE 310
FUSE 311
FUSE 312
FUSE 313
FUSE 314
FUSE 315
FUSE 317
FUSE 4
FUSE 5
FUSE 6
HAND MOTION SENSOR
HEAD UNIT
HERMES CONTROL UNIT
LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT
ME-SFI (ME) CONTROL UNIT
MONO MULTI-FUNCTION CAMERA
MULTIMEDIA CONNECTION UNIT
MULTIPLE FUSE 1
NCA WIRE
PANORAMIC SLIDING SUNROOF CONTROL MODULE
RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/VIO WIRE
RED/WHT (OR RED/BLU) WIRE
RED/WHT WIRE
RED/YEL WIRE
RIGHT FRONT DOOR CONTROL UNIT
RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT
RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
RIGHT REAR DOOR CONTROL UNIT
SHORT, LONG-RANGE RADAR SENSOR
SLIDING ROOF CONTROL MODULE
STATIONARY HEATER UNIT
STEREO MULTI-FUNCTION CAMERA
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO FRONT MOBILE PHONE CRADLE CONTROL UNIT (DIAGRAM 7 OF 8)
TO MULTIPLE FUSE 2 (DIAGRAM 6 OF 8)
W/ PANORAMIC SLIDING SUNROOF
W/ SEAT HEATER PLUS
W/O LUMBAR SUPPORT ADJUSTMENT
W/O PANORAMIC SLIDING SUNROOF
W/O SEAT HEATER PLUS
WHT WIRE
Go to component -> Power distribution circuit, sedan (5 of 8) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (17 of 18)
ADAPTIVE DAMPING SYSTEM CONTROL UNIT
AIR BODY CONTROL PLUS CONTROL UNIT
AIR BODY CONTROL UNIT
BACKUP RELAY
BRN WIRE
BRN/BLU WIRE
BRN/GRN WIRE
BRN/WHT WIRE
BRN/YEL WIRE
DRIVER SEAT HEATER CONTROL UNIT
DRIVER SEAT REAR SEAT ENTERTAINMENT SYSTEM ELECTRICAL CONNECTOR
ELECTRICAL CONNECTOR/ FRONT VEHICLE INTERIOR SOCKET
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION
FRONT PASSENGER SEAT REAR SEAT ENTERTAINMENT SYSTEM ELECTRICAL CONNECTOR
FUEL PUMP CONTROL UNIT
FUSE 403
FUSE 404
FUSE 405
FUSE 407
FUSE 410
FUSE 411
FUSE 449
FUSE 450
FUSE 451
FUSE 452
FUSE 453
FUSE 454
FUSE 455
FUSE 456
FUSE 457
FUSE 458
FUSE 459
FUSE 476
FUSE 477
GRY/BLU WIRE
HEATED REAR WINDOW RELAY
HECKR
LEFT REAR PASSENGER COMPARTMENT USB PORT
LUGGAGE COMPARTMENT SOCKET
MULTICONTOUR SEAT PNEUMATIC PUMP
N/A
REAR AXLE ELECTRONIC LEVEL CONTROL UNIT
REAR CENTER CONSOLE POWER OUTLET
REAR CUP HOLDER
REAR SAM CONTROL UNIT
REAR SEAT HEATERS CONTROL UNIT
RED (OR RED/BLU) WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/BRN WIRE
RED/GRY WIRE
RED/WHT WIRE
RED/YEL WIRE
RES FUSE 460
RES FUSE 465
RES FUSE 466
RESERVE SOLENOID SWITCH
RIGHT REAR PASSENGER COMPARTMENT USB PORT
RIGHT REAR SEAT HEATER CONTROL UNIT
TO DC/AC CONVERTER CONTROL UNIT (DIAGRAM 1 OF 8)
TO FUSE 461 (DIAGRAM 4 OF 8)
W/ REAR AXLE
W/ SEAT HEATER PLUS
W/ SMOKER'S PACKAGE
W/ WIRELESS MOBILE PHONE CHARGING
W/O REAR AXLE
W/O SEAT HEATER PLUS
Go to component -> Power distribution circuit, wagon (3 of 8) -> W/ SEAT HEATER PLUS
w/ seat heater plus wiring diagram (18 of 18)
ACTIVE BRAKE ASSIST CONTROLLER UNIT
ACTIVE DISTANCE ASSIST DISTRONIC ELECTRIC CONTROLLER UNIT
BLU WIRE
DIAGNOSTIC CONNECTOR
DRIVER SEAT CONTROL UNIT
DRIVER'S SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROL UNIT
DRIVETRAIN CONTROL UNIT
FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT MULTIMEDIA CONNECTION UNIT 2
FRONT PASSENGER SEAT CONTROL UNIT
FRONT PASSENGER SEAT HEATER CONTROL UNIT
FRONT PASSENGER SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROL UNIT
FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT
FUSE 1
FUSE 2
FUSE 3
FUSE 301
FUSE 302
FUSE 303
FUSE 304
FUSE 305
FUSE 306
FUSE 307
FUSE 308
FUSE 309
FUSE 310
FUSE 311
FUSE 312
FUSE 313
FUSE 314
FUSE 315
FUSE 317
FUSE 4
FUSE 5
FUSE 6
HAND MOTION SENSOR
HEAD UNIT
HERMES CONTROL UNIT
LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT
ME-SFI (ME) CONTROL UNIT
MONO MULTI-FUNCTION CAMERA
MULTIMEDIA CONNECTION UNIT
MULTIPLE FUSE 1
NCA WIRE
PANORAMIC SLIDING SUNROOF CONTROL MODULE
RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/VIO WIRE
RED/WHT (OR RED/BLU) WIRE
RED/WHT WIRE
RED/YEL WIRE
RIGHT FRONT DOOR CONTROL UNIT
RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT
RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
RIGHT REAR DOOR CONTROL UNIT
SHORT, LONG-RANGE RADAR SENSOR
SLIDING ROOF CONTROL MODULE
STATIONARY HEATER UNIT
STEREO MULTI-FUNCTION CAMERA
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TO FRONT MOBILE PHONE CRADLE CONTROL UNIT (DIAGRAM 7 OF 8)
TO MULTIPLE FUSE 2 (DIAGRAM 6 OF 8)
W/ PANORAMIC SLIDING SUNROOF
W/ SEAT HEATER PLUS
W/O LUMBAR SUPPORT ADJUSTMENT
W/O PANORAMIC SLIDING SUNROOF
W/O SEAT HEATER PLUS
WHT WIRE
Go to component -> Power distribution circuit, wagon (5 of 8) -> W/ SEAT HEATER PLUS
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