Mercedes-Benz C-Class (2022 – 2026) Fuse Box Location and Diagrams

Mercedes-Benz C-Class (2022 – 2026) Fuse Box Location and Diagrams

Mercedes-Benz C-Class (2022 – 2026) Fuse Box Location and Diagrams

This article provides detailed information about the fuse box locations and fuse diagrams for the Mercedes-Benz C-Class (2022–2026). Find easy-to-follow fuse assignments, relay details, and panel layouts to help diagnose electrical issues, replace blown fuses, and maintain your vehicle’s electrical systems efficiently.

Fuse Box Location

Passenger Compartment Fuse Box
Fold the cover (1) in the direction of the arrow and remove it.Instrument Panel Fuse Box LocationFront Footwell Fuse Box
Fold the cover (1) in the direction of the arrow and remove it.Front Footwell Fuse Box LocationEngine Compartment Fuse Box
Turn both clamps (2) on the cover (1) a quarter turn to the right, then open the cover upward. Unscrew the screws (3) and remove the cover (4) of the fuse box.Engine Compartment Fuse Box LocationLuggage Compartment Fuse Box
Fold the cover (1) and remove it.Luggage Compartment Fuse Box Location

Fuse Box Diagrams

Passenger Compartment Fuse Box

Mercedes-Benz C-Class (2022 – 2026)Instrument Panel Fuse Box Diagram
№AmpsDescription
2005AInstrument cluster
20115ARear collision detection radar sensor; 1-box Distronic system;
20210AHybrid system; Transmission
2035AClimate control
20410ATransmission central controller
2057.5ADiagnostic connections
20615ASeat adjustment/comfort functions (lumbar support)
2075AClimate control
20930ABody control unit, front
2105AHybrid system electronics
21130ASeat heating and ventilation
21220AMultimedia box
21330ASeat belt pretensioner front left and right
21430AControl units, doors
21530ASeat adjustment/comfort functions
21625ASuspension
21815ASteering column switch module: Steering wheel heating:
2197.5AAIR-BALANCE (fragrance generator)
2205ATax register
22410AInstrument combination
2277.5AHeads-up display (HUD)
22810AInstrument combination
2327.5AInstrument combination

Front Footwell Fuse Box

Mercedes-Benz C-Class (2022 – 2026)Front Footwell Fuse Box Diagram
№AmpsDescription
3025AAnti-theft alarm system
3035ACentral locking
3047.5AIgnition lock
3055AUnder-head control panel
306Rain and light sensor
308Hybrid system electronics
309Tire pressure monitoring system
310Hybrid system electronics
311Ignition lock
313Seat adjustment/comfort functions
317Heated windscreen
3187.5AAirbag system
3197.5AIgnition lock
32010AControl panel under roof
3215AEngine electronics
15AAMG all-wheel drive
3227.5ASeat adjustment functions/passenger comfort (lumbar support)
5ASeat adjustment functions/passenger comfort (lumbar support)
3237.5ADriving assistance system
3245ADriving assistance system
3257.5ATelephony function/inductive charging for mobile phones
32630AHybrid system electronics
32730AControl units, doors
32930ASeat belt tensioner front left and right
3305AHybrid system electronics; Parking heater
33130ARadio, navigation system
33230ASeat adjustment/comfort functions
33330AMoonroof, panoramic roof
33430AMoonroof, panoramic roof
33520AMultimedia box (MM box – standard, code 14U, code 72B USB Plus)
10AMultimedia box (MM box – standard, code 14U, code 72B USB Plus)

Engine Compartment Fuse Box

Mercedes-Benz C-Class (2022 – 2026)Engine Compartment Fuse Box Diagram
№AmpsDescription
100Engine electronics
101Engine electronics
10220AEngine electronics
103Engine electronics
10420AEngine electronics
10520AEngine electronics
106Engine electronics, Engine electronics (AMG)
10725AExterior lighting
10830AWindshield wipers
1095AEngine electronics
11130ABody controller, front
112Engine electronics (AMG)
11325AExterior lighting
11430ABody controller, front
116Engine electronics (AMG)
11730AEngine electronics (AMG)
11815AEngine electronics
11915AEngine electronics
1205AEngine electronics
12115AEngine electronics
1225AEngine electronics
12310ABrake booster (i-booster)
1285AABS/ASR/BAS/ESP/SBC
1295ABody controller, front
139Engine electronics, Diagnostic socket, Exterior lighting
1405AEngine electronics
14110ABrake booster (i-booster)
14210AEngine electronics
14330AEngine electronics (AMG)
14430AEngine electronics (AMG)
14530AEngine electronics (AMG)
146Engine electronics (AMG)
147Engine electronics (AMG)

Luggage Compartment Fuse Box

Mercedes-Benz C-Class (2022 – 2026)Luggage Compartment Fuse Box Diagram
№AmpsDescription
40020A12V socket and cigarette lighter, front
40115A12V socket, luggage compartment
40220A12V socket, rear
4095AHybrid system electronics
41315ASelective Catalytic Reduction; AMG water injection
41330ASelective Catalytic Reduction; AMG water injection
41430ABody control, rear
41530AFuel system
41630AControl units, doors
41730AControl units, doors
41840AEngine electronics
41940ARear window heating
42040ATailgate/remote tailgate lock/contactless access
42130ARear body control
42215ASound system
42430ASeat heating and ventilation
4305ATelephone function/inductive charging for mobile phone
4317.5ACommunication module
4325ADriving assistance system
43315ACharging system
4367.5AHybrid system electronics
4395ADriver assistance system
4405AHybrid system electronics
4415ATailgate/remote tailgate lock/contactless access
44515ASound system
44740ASound system
45020ATowbar
45130ATowbar
45225ATowbar
45325ATowbar
45420ATowbar
45610AHybrid system electronics
468Parking assistant

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