Mercedes-Benz E-class W213/S213/C238/A238 facelift (2020-2024) backup relay Wiring diagrams
This page contains all the electrical diagrams for the component. backup relay, 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..
Wiring diagram backup relay (1 of 17)
BACKUP RELAY
CLIMATE CONTROL OPERATING UNIT
CLIMATE CONTROL UNIT
COCKPIT FUSE BLOCK
DEDICATED SHORT-RANGE COMMUNICATIONS CONTROL UNIT
DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR
FINE PARTICLE SENSOR
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT SAM CONTROL UNIT
FUSE 200
FUSE 201
FUSE 202
FUSE 203
FUSE 204
FUSE 205
FUSE 207
FUSE 208
FUSE 209
FUSE 210
FUSE 211
FUSE 213
FUSE 214
HEAD UNIT/ INSTRUMENT CLUSTER DISPLAY CLUSTER
LEFT FRONT DOOR CONTROL UNIT
LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
LEFT REAR DOOR CONTROL UNIT
N/A
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/WHT WIRE
RES FUSE 206
RES FUSE 212
RES FUSE 215
RES FUSE 216
RES FUSE 217
RES FUSE 218
RES FUSE 219
RES FUSE 220
STEERING COLUMN MODULE CONTROL UNIT
UPPER CONTROL PANEL CONTROL UNIT
Go to component -> Power distribution circuit (2 of 8) -> BACKUP RELAY
Wiring diagram backup relay (2 of 17)
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 (3 of 8) -> BACKUP RELAY
Wiring diagram backup relay (3 of 17)
AIR BODY CONTROL RELAY
ALL-WHEEL DRIVE CONTROL UNIT
BACKUP RELAY
BLK/RED WIRE
BRN WIRE
COOLANT PUMP RELAY
CPC RELAY
DRIVETRAIN CONTROL UNIT
ELECTRIC DIFFERENTIAL LOCK CONTROL UNIT
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE COMPARTMENT TERMINAL 15 RELAY
EXTERIOR LIGHTS SWITCH
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT SAM CONTROL UNIT
FUSE 109
FUSE 110
FUSE 111
FUSE 112
FUSE 117
FUSE 120
FUSE 121
FUSE 122
FUSE 123
FUSE 125
FUSE 126
FUSE 128
FUSE 129
FUSE 133
GRN/RED WIRE
LEFT FRONT LAMP UNIT
ME-SFI (ME) CONTROL UNIT
N/A
OIL PUMP RELAY
PNK/RED WIRE
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RELAY R
RES FUSE 108
RES FUSE 124
RES FUSE 130
RES FUSE 131
RIGHT FRONT LAMP UNIT
STARTER CIRCUIT 50 RELAY
STARTER TERMINAL 15 RELAY
TO PARK PAWL CAPACITOR (DIAGRAM 7 OF 8)
W/ DYNAMIC LED HEADLAMPS
WIPER MOTOR
WIPER PARK POSITION HEATER RELAY
Go to component -> Power distribution circuit (8 of 8) -> BACKUP RELAY
Wiring diagram backup relay (4 of 17)
ANALOG CLOCK
AUDIO/ COMAND DISPLAY
BACKUP RELAY
CLIMATE CONTROL OPERATING UNIT
CLIMATE CONTROL UNIT
DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR
ELECTRIC STEERING LOCK CONTROL UNIT
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT CENTER CONSOLE USB CONNECTOR
FRONT SAM CONTROL UNIT
FUSE 200
FUSE 201
FUSE 202
FUSE 203
FUSE 205
FUSE 206
FUSE 207
FUSE 208
FUSE 209
FUSE 210
FUSE 211
FUSE 213
FUSE 214
LEFT FRONT DOOR CONTROL UNIT
LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
N/A
N/A N/A
NCA WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL (OR RED) WIRE
RED/YEL WIRE
RES FUSE 212
RES FUSE 215
RES FUSE 216
RES FUSE 217
RES FUSE 218
RES FUSE 219
RES FUSE 220
STARTER GENERATOR CONTROL UNIT
STEERING COLUMN MODULE CONTROL UNIT
UPPER CONTROL PANEL CONTROL UNIT
W/ ANALOG CLOCK
W/ COMAND APS
W/O ANALOG CLOCK
W/O COMAND APS
Go to component -> Power distribution circuit, convertible (2 of 8) -> BACKUP RELAY
Wiring diagram backup relay (5 of 17)
ANALOG CLOCK
AUDIO/ COMAND DISPLAY
BACKUP RELAY
CLIMATE CONTROL OPERATING UNIT
CLIMATE CONTROL UNIT
DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR
ELECTRIC STEERING LOCK CONTROL UNIT
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT CENTER CONSOLE USB CONNECTOR
FRONT SAM CONTROL UNIT
FUSE 200
FUSE 201
FUSE 202
FUSE 203
FUSE 205
FUSE 206
FUSE 207
FUSE 208
FUSE 209
FUSE 210
FUSE 211
FUSE 213
FUSE 214
LEFT FRONT DOOR CONTROL UNIT
LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
N/A
N/A N/A
NCA WIRE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL (OR RED) WIRE
RED/YEL WIRE
RES FUSE 212
RES FUSE 215
RES FUSE 216
RES FUSE 217
RES FUSE 218
RES FUSE 219
RES FUSE 220
STARTER GENERATOR CONTROL UNIT
STEERING COLUMN MODULE CONTROL UNIT
UPPER CONTROL PANEL CONTROL UNIT
W/ ANALOG CLOCK
W/ COMAND APS
W/O ANALOG CLOCK
W/O COMAND APS
Go to component -> Power distribution circuit, coupe (2 of 8) -> BACKUP RELAY
Wiring diagram backup relay (6 of 17)
AIR BODY CONTROL RELAY
ALL-WHEEL DRIVE CONTROL UNIT
BACKUP RELAY
BLK/RED WIRE
COOLANT PUMP RELAY
CPC RELAY
DRIVE UNIT CONTROL UNIT
DRIVETRAIN CONTROL UNIT
ELECTRIC REFRIGERANT COMPRESSOR
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE COMPARTMENT TERMINAL 15 RELAY
EXTERIOR LIGHTS SWITCH
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT SAM CONTROL UNIT
FUSE 108
FUSE 110
FUSE 111
FUSE 117
FUSE 121
FUSE 123
FUSE 125
FUSE 126
FUSE 128
FUSE 129
FUSE 133
GRN WIRE
LEFT FRONT LAMP UNIT
LEFT FRONT LED MATRIX LAMP UNIT CONTROL UNIT
LEFT HEADLAMP CONTROL UNIT
LEFT HEADLAMP CONTROL UNIT LEFT FRONT LAMP UNIT
LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR
ME-SFI (ME) CONTROL UNIT
N/A
NOT USED
OIL PUMP RELAY
PNK WIRE
PNK/RED WIRE
RED WIRE
RED/BLK WIRE
RES FUSE 109
RES FUSE 112
RES FUSE 120
RES FUSE 122
RES FUSE 124
RES FUSE 130
RES FUSE 131
RIGHT FRONT LAMP UNIT
RIGHT FRONT LED MATRIX LAMP UNIT CONTROL UNIT
RIGHT HEADLAMP CONTROL UNIT RIGHT FRONT LAMP UNIT
RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR
STARTER CIRCUIT 50 RELAY
STARTER TERMINAL 15 RELAY
TO PARK PAWL CAPACITOR (DIAGRAM 7 OF 8)
W/ DYNAMIC LED HEADLAMPS
W/ STATIC LED HEADLAMPS
W/O LED HEADLAMPS
WIPER MOTOR
WIPER PARK POSITION HEATER RELAY
Go to component -> Power distribution circuit, coupe (8 of 8) -> BACKUP RELAY
Wiring diagram backup relay (7 of 17)
BACKUP RELAY
CLIMATE CONTROL OPERATING UNIT
CLIMATE CONTROL UNIT
COCKPIT FUSE BLOCK
DEDICATED SHORT-RANGE COMMUNICATIONS CONTROL UNIT
DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR
FINE PARTICLE SENSOR
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT SAM CONTROL UNIT
FUSE 200
FUSE 201
FUSE 202
FUSE 203
FUSE 204
FUSE 205
FUSE 207
FUSE 208
FUSE 209
FUSE 210
FUSE 211
FUSE 213
FUSE 214
HEAD UNIT/ INSTRUMENT CLUSTER DISPLAY CLUSTER
LEFT FRONT DOOR CONTROL UNIT
LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR
LEFT REAR DOOR CONTROL UNIT
N/A
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/WHT WIRE
RES FUSE 206
RES FUSE 212
RES FUSE 215
RES FUSE 216
RES FUSE 217
RES FUSE 218
RES FUSE 219
RES FUSE 220
STEERING COLUMN MODULE CONTROL UNIT
UPPER CONTROL PANEL CONTROL UNIT
Go to component -> Power distribution circuit, sedan (2 of 8) -> BACKUP RELAY
Wiring diagram backup relay (8 of 17)
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) -> BACKUP RELAY
Wiring diagram backup relay (9 of 17)
AIR BODY CONTROL RELAY
ALL-WHEEL DRIVE CONTROL UNIT
BACKUP RELAY
BLK/RED WIRE
BRN WIRE
COOLANT PUMP RELAY
CPC RELAY
DRIVETRAIN CONTROL UNIT
ELECTRIC DIFFERENTIAL LOCK CONTROL UNIT
ELECTRONIC STABILITY PROGRAM CONTROL UNIT
ENGINE COMPARTMENT TERMINAL 15 RELAY
EXTERIOR LIGHTS SWITCH
FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8)
FRONT SAM CONTROL UNIT
FUSE 109
FUSE 110
FUSE 111
FUSE 112
FUSE 117
FUSE 120
FUSE 121
FUSE 122
FUSE 123
FUSE 125
FUSE 126
FUSE 128
FUSE 129
FUSE 133
GRN/RED WIRE
LEFT FRONT LAMP UNIT
ME-SFI (ME) CONTROL UNIT
N/A
OIL PUMP RELAY
PNK/RED WIRE
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RELAY R
RES FUSE 108
RES FUSE 124
RES FUSE 130
RES FUSE 131
RIGHT FRONT LAMP UNIT
STARTER CIRCUIT 50 RELAY
STARTER TERMINAL 15 RELAY
TO PARK PAWL CAPACITOR (DIAGRAM 7 OF 8)
W/ DYNAMIC LED HEADLAMPS
WIPER MOTOR
WIPER PARK POSITION HEATER RELAY
Go to component -> Power distribution circuit, sedan (8 of 8) -> BACKUP RELAY
Wiring diagram backup relay (10 of 17)
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) -> BACKUP RELAY
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