Mercedes-Benz GLC-Class (X253) fuse diagram

02.05.2017 (US:05.02.17), Category: Mercedes / GLC-Class

Fuse Box in the Trunk

Mercedes-Benz GLC-Class (X253) fuse diagram
  • Open the tailgate.
  • Lift the cargo compartment floor upwards.
  • To open: release cover at the top and open it (1) downwards in the direction of the arrow.
  • To close: fold down cover (1) in the opposite direction to the arrow and close the Velcro fastener.
  • Make sure that the cover is in the recess provided for it.
Variant 1
Variant 2
1 - Terminal 30 "E1" feed
2 - Terminal 30g "E2" feed


No.
Fused component
A
400 BlueTEC: AdBlue® control unit 25
401 BlueTEC: AdBlue® control unit 15
402 BlueTEC: AdBlue® control unit 20
403 Valid up to 30.11.2015: Front passenger seat partially electric seat adjustment switch 30
Valid as of 01.12.2015: Front passenger seat partially electric seat adjustment switch 25
404 Valid up to 30.11.2015: Driver seat partially electric seat adjustment switch 30
Valid as of 01.12.2015: Driver seat partially electric seat adjustment switch 25
405 Spare -
406 Left front door control unit 30
407 Spare -
408 Right rear door control unit 30
409 Spare -
410 Stationary heater radio remote control receiver
Antenna changeover switch for telephone and stationary heater
5
411 Left front reversible emergency tensioning retractor 30
412 Hybrid: Battery management system control unit 7.5
413 Trunk lid control control unit 5
414 Tuner unit 5
415 Camera cover control unit
Perfume atomizer generator
5
416 Cellular telephone system antenna amplifier/compensator
Mobile phone contact plate
7.5
417 360° camera control unit
Reversing camera
5
418 Rear seat heater control unit
AIRSCARF control unit
5
419 Front passenger seat lumbar support adjustment control unit 5
420 Driver seat lumbar support adjustment control unit 5
421 Spare -
422 Spare -
423 Sound system amplifier control unit 5
424 AIR BODY CONTROL Plus control unit
Valid for engine 276: Engine sound control unit 
15
425 Spare -
426 Spare -
427 Spare -
428 Spare -
429 Spare -
430 Spare -
431 Special-purpose vehicle multifunction control unit 25
432 Special-purpose vehicle multifunction control unit 25
433 Trailer recognition control unit 20
434 Trailer recognition control unit 30
435 Trailer recognition control unit 25
436 Trailer recognition control unit 15
437 Trailer recognition control unit 25
438 DC/AC converter control unit 30
439 Spare -
440 Rear seat heater control unit
AIRSCARF control unit
30
441 AIRSCARF control unit 30
442 Fuel system control unit 25
443 Right front reversible emergency tensioning retractor 30
444 Tablet PC electrical connector 15
445 Luggage compartment socket 15
446 Front cigarette lighter with ashtray illumination
Vehicle interior power outlet
15
447 Right rear center console socket 12V 15
448 Valid for transmission 722, 725: Park pawl capacitor 10
449 Valid for engine 626: Fuel filter element with integrated heater
Hybrid: Sound generator
5
450 Rear SAM control unit 5
451 Fuel system control unit
BlueTEC: AdBlue® control unit
5
452 Integrated outer right rear bumper radar sensor
Integrated outer left rear bumper radar sensor
Center rear bumper radar sensor
Outer right rear bumper radar sensor
Outer left rear bumper radar sensor
5
453 Left front bumper radar sensor
Right front bumper radar sensor
COLLISION PREVENTION ASSIST controller unit
5
454 Valid for transmission 722: Fully integrated transmission control unit 7.5
BlueTEC: AdBlue® control unit 5
455 DC/AC converter control unit 5
456 Front long-range radar sensor
DISTRONIC electric controller unit
5
457 Hybrid:
   Power electronics control unit
   DC/DC converter control unit
   Power electronics control unit
5
458 Rear switching module 5
459 Hybrid: Charger 5
460 KEYLESS-GO control unit 10
461 FM 1, AM, CL [ZV] and KEYLESS-GO antenna amplifier 5
462 Sound system amplifier control unit 40
463 Rear window heater via rear window interference suppression capacitor 30
464 Trunk lid control control unit
Liftgate control control unit
40
465 Rear SAM control unit 40
466 Rear SAM control unit 40
467 Valid for engine 626: Fuel filter element with integrated heater 40
Relay
S Vehicle interior circuit 15 relay
T Rear window heater relay
U 2nd seat row cup holder and sockets relay
V BlueTEC: AdBlue® relay
X 1 st seat row/trunk refrigerator box and sockets relay
Y Spare relay
ZR1 Valid for engine 626: Fuel filter heater relay
ZR2 Reserve relay
ZR3 Reserve relay

Fuse Box in the Front-Passenger Footwell

  • Open the front-passenger door.
  • To open: fold cover (1) out towards the rear and remove it.
  • To close: clip in cover (1) at the rear.
  • Fold cover (1) forwards until it engages.



No.
Fused component
A
301 Hybrid: Pyrofuse via high-voltage disconnect device 5
302 Right front door control unit 30
303 Left rear door control unit 30
304 Valid for transmission 722: Intelligent servo module for DIRECT SELECT (A80) 20
305 Driver seat control unit
Driver seat heater control unit
Front seat heater control unit
30
306 Front passenger seat control unit
Front passenger seat heater control unit
Front seat heater control unit
30
307 Spare -
308 USA version: Electric Brake Control electrical connector 30
309 Emergency call system control unit 10
HERMES control unit
Telematics services communications module
5
310 Spare -
311 Booster blower electronic blower regulator 10
312 Overhead control panel control unit 10
313 Hybrid: DC/DC converter control unit 10
314 Spare -
315 Powertrain control unit
Valid for diesel engine: CDI control unit
Valid for gasoline engine: ME-SFI control unit
5
316 Supplemental Restraint System control unit 7.5
317 Panoramic sliding sunroof control module
Sliding roof control module
30
318 Stationary heater control unit 20
319 Hybrid: High-voltage PTC heater 5
320 AIR BODY CONTROL control unit 15
321 Japan version: Dedicated Short-Range Communications control unit 5
322 Head unit 20
323 Parking system control unit 5
MF1/1 Audio/COMAND display
Audio equipment fan motor
7.5
MF1/2 Stereo multifunction camera
Mono multifunction camera
7.5
MF1/3 Rain/light sensor with additional functions
Overhead control panel control unit
7.5
MF1/4 Driver seat control unit
Driver seat heater control unit
Front seat heater control unit
7.5
MF1/5 Front passenger seat control unit
Front passenger seat heater control unit
Front seat heater control unit
7.5
MF1/6 Steering column tube module control unit 7.5
MF2/1 Left front reversible emergency tensioning retractor 5
MF2/2 Audio/COMAND control panel
Touchpad
5
MF2/3 Right front reversible emergency tensioning retractor 5
MF2/4 Heads-up display 5
MF2/5 Multimedia connection unit 5
MF2/6 Hybrid: Electrical refrigerant compressor 5
MF3/1 Feedback line, terminal 30g, front SAM control unit 5
MF3/2 Radar sensors control unit 5
MF3/3 Spare -
MF3/4 Driver side instrument panel button group 5
MF3/5 Rear air conditioning operating unit 5
MF3/6 Tire pressure monitor control unit

Dashboard Fuse Box

  • Open the driver's door.
  • To open: pull out cover (1) slightly at the bottom in the direction of arrow (3).
  • Fold cover (1) outwards in the direction of arrow (2).
  • To close: fold in cover (1) until it engages.



No.
Fused component
A
200 Front SAM control unit 50
201 Front SAM control unit 40
202 Alarm siren 5
203 Valid with transmission 716: Electric steering lock control unit 20
204 Diagnostic connector 5
205 Electronic ignition lock control unit 7.5
206 Analog clock 5
207 Climate control control unit 15
208 Instrument cluster 7.5
209 Climate control operating unit
Upper control panel control unit
5
210 Steering column tube module control unit 10
211 Spare 25
212 Spare 5
213 Electronic Stability Program control unit 5
214 Spare 30
215 Spare -
216 Glove compartment lamp 7.5
217 Japan version: Dedicated Short-Range Communications control unit 5
218 Supplemental Restraint System control unit 7.5
219 Weight sensing system (WSS) control unit 5
220 Spare -
Relay
F Relay, circuit 15R

Fuse Box in the Engine Compartment

  • Open the hood.
  • To open: press safety clips (1) on the cover together.
  • Remove fuse box cover (2) upwards.
  • Use a dry cloth to remove any moisture from the fuse box.
  • Loosen screws (3), fold up fuse box lid (4) and remove it.
  • To close: check whether the seal is positioned correctly in the lid (4).
  • Insert lid (4) into the bracket at the rear of the fuse box.
  • Fold down lid (4) of the fuse box and tighten screws (3).



No.
Fused component
A
100 Hybrid: Vacuum pump 40
101 Connector sleeve, circuit 87/2 15
102 Connector sleeve, circuit 87/1 20
103 Connector sleeve, circuit 87/4 15
104 Connector sleeve, circuit 87/3 15
105 Valid for transmission 722.9 (except 722.930): Automatic transmission fluid auxiliary oil pump control unit 15
106 Spare -
107 Valid with engine 274.9: Electric coolant pump 60
108 Static LED headlamp: Right front lamp unit
High performance LED, Dynamic LED headlamp:
   Left front lamp unit
   Right front lamp unit
20
109 Wiper motor 30
110 Static LED headlamp: Left front lamp unit
High performance LED, Dynamic LED headlamp:
   Left front lamp unit
   Right front lamp unit
20
111 Starter 30
112 Hybrid: Accelerator pedal sensor 15
113 Spare -
114 AIR BODY CONTROL compressor 40
115 Left horn and right horn 15
116 Spare -
117 Spare -
118 Hybrid: Electronic Stability Program control unit 5
119 Circuit 87 C2 connector sleeve 15
120 Circuit 87 C1 connector sleeve 5
121 Electronic Stability Program control unit 5
122 CPC relay 5
123 Spare -
124 Spare -
125 Front SAM control unit 5
126 Powertrain control unit
Valid for diesel engine: CDI control unit
Valid for gasoline engine: ME-SFI control unit
5
127 Hybrid: Voltage dip limiter 5
128 Left front lamp unit and exterior lights switch 5
129 Hybrid: Starter circuit 50 relay 30
129A Hybrid: Starter circuit 50 relay 30
Relay
G Engine compartment circuit 15 relay
H Starter circuit 50 relay
I Hybrid: Vacuum pump relay (+)
J CPC relay
K Valid for transmission 722.9 (except 722.930): Oil pump relay
L Horn relay
M Wiper park position heater relay
N Circuit 87M relay
O Hybrid: Starter circuit 15 relay
P Valid with engine 274.9: Coolant pump relay
Q Hybrid: Vacuum pump relay (-)
R AIR BODY CONTROL relay
 

Prefuse Box in Engine Compartment

Variant 1
Variant 2

F32/3k1 - Decoupling relay



No.
Fused component
A
1 Spare -
2 Valid for diesel engine: Glow output stage 100
3 Engine fuse and relay module 60
4 On-board electrical system battery connection -
5 Engine fuse and relay module 150
6 Left fuse and relay module 125
7 Fan motor (600 W / 850 W) 80
8 Electrical power steering control unit 125
9 Fan motor (1000 W) 150
10 Vehicle interior prefuse box 200
11 Spare -
12 Hybrid: Power electronics control unit
With engine 651.9 and USA version: Catalytic converter heater control unit
-
13 Alternator 400
C1 Hybrid: Decoupling relay -
C2 Hybrid: Circuit 31 -
C3/1 Electronic Stability Program control unit 40
C3/2 Electronic Stability Program control unit 60

Interior prefuse box

F32/4k2 - Quiescent current cutout relay

No.
Fused component
A
1 Engine compartment prefuse box -
2 Hybrid: Additional battery relay for ECO start/stop function 150
3 Blower regulator 40
4 Spare -
5 Valid for diesel engine: PTC heater booster 150
6 Right A-pillar fuse box 80
7 Rear fuse and relay module 150
8 Spare -
9 Spare -
10 Valid for transmission 725 (except GLC 350 e 4Matic): Fully integrated transmission control unit 60
GLC 350 e 4Matic: Fully integrated transmission control unit 100
11 Spare -
12 Rear fuse and relay module 40
13 Right A-pillar fuse box 50

Fuse Box Layout Mercedes-Benz GLC-Class: GLC 200, GLC 220d, GLC 250 & 250d, GLC 300, GLC 350 & 350d, AMG GLC 43 & AMG GLC 63 (X253 / C253; 2015, 2016, 2017, 2018)