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Assignment Of Passenger-Side A-Pillar Fuse Box - GF54.15-P-1256-48FR

Model 257, 290 

Fig 1: Passenger-Side A-Pillar Fuse Box - Model 257
G14549323Courtesy of MERCEDES-BENZ USA
Slot Fuse Identification Circuit Wire Identification Fused component Fuse rating (A)
301 Electrical fuse 301 (F1/3f301) 30t 2.5 RDBU LHD vehicles: 
Right rear door control unit (N69/4)
30
      2.5 RDYE Right-hand steering: 
Left rear door control unit (N69/3)
 
302 Electrical fuse 302 (F1/3f302) 30t 2.5 RD LHD vehicles: 
Right front door control unit (N69/2)
30
        Right-hand steering: 
Left front door control unit (N69/1)
 
303 Electrical fuse 303 (F1/3f303) 30t 2.5 RDGN With code 278 (Fully electric front seats) or code 275 (Memory Package): 
Driver seat control unit (N32/1)
30
304 Electrical fuse 304 (F1/3f304) 30t 2.5 RDYE With code 278 (Fully electric front seats) or code 275 (Memory Package): 
Front passenger seat control unit (N32/2)
30
305 Electrical fuse 305 (F1/3f305) 30t 0.35 RDYE Rain/light sensor with additional functions (B38/2) 5
306 Electrical fuse 306 (F1/3f306) 30t 2.5 RDGY With code 401 (Seat climate control for driver and front passenger) or code 873 (Seat heating for driver and front passenger), except code 278 (Fully electric front seats) and except code 275 (Memory Package): 
Front seat heating/seat ventilation control unit (N25/17)
30
        With code 902 (Seat heater plus for driver and front passenger): 
Front passenger seat heater control unit (N25/4)
 
307 Electrical fuse 307 (F1/3f307) 30t 0.75 RD With code 362 (HERMES LTE) or code 364 (HERMES - UMTS communication module for Russia): 
HERMES control unit (N112/9)
5
308 Electrical fuse 308 (F1/3f308) 30t 0.5 RDVT Diagnostics plug (X11/4) 5
309 Electrical fuse 309 (F1/3f309) 30t 2.5 RDWH With code 414 (Sliding sunroof): 
Sliding roof control module (A98/1)
30
        Model 290 with code 416 (Panoramic roof): 
Panoramic roof roller sun blind control module (A98/2)
 
310 Electrical fuse 310 (F1/3f310) 30t 4.0 RDBK LHD vehicles: 
Right front reversible emergency tensioning retractor (A76/1)
30
      4.0 RDGN Right-hand steering: 
Left front reversible emergency tensioning retractor (A76)
 
311 Electrical fuse 311 (F1/3f311) 30t 1.0 RD Powertrain control unit (N127) 5
        Engine 654, 656: 
CDI control unit (N3/9)
 
        Engine 177, 256, 264: 
ME-SFI [ME] control unit (N3/10)
 
312 Electrical fuse 312 (F1/3f312) 30t 0.75 RDBU Supplemental Restraint System control unit (N2/10) 7, 5
313 Electrical fuse 313 (F1/3f313) 30t 0.5 RDGN Multimedia connection unit (A90/5) 7, 5
314 Electrical fuse 314 (F1/3f314) 30t 2.5 RDBK With code 228 (Stationary heater): 
Stationary heater unit (A6)
20
315 Electrical fuse 315 (F1/3f315) 30t 2.5 RD Model 290 (except 290.661): 
All-wheel drive control unit (N45)
15
        As of 01.12.2018 with code B01 (48V technology): 
Pyrofuse (F63)
 
316 Electrical fuse 316 (F1/3f316) 30t 1.5 RDWH Overhead control panel control unit (N70) 10
317 Electrical fuse 317 (F1/3f317) 30t 1.5 RDBU Head unit (A26/17) 15
318 Electrical fuse 318 (F1/3f318) 30 0.5 RD With code 882 (Interior protection and tow-away protection): 
Alarm siren (H3/1)
5
319 Electrical fuse 319 (F1/3f319) 30 0.75 RDBK KEYLESS-GO control unit (N69/5) 10
320 Electrical fuse 320 (F1/3f320) 30 0.5 RDGY FM, AM, CL, DAB and KEYLESS-GO antenna amplifier (A2/18) 5
321 Electrical fuse 321 (F1/3f321) 30 0.75 RDYE Electronic ignition lock control unit (N73) 10
322 Electrical fuse 322 (F1/3f322) 30 0.5 RDWH Instrument cluster (A1) 7, 5
323 Electrical fuse 323 (F1/3f323) 30 1.0 RDYE Up to 30.11.2018 with code B01 (48V technology): 
Pyrofuse (F63)
15
MF1 (Pin 1) Electric multicircuit fuse 1 (F1/3MF1) - - Spare -
MF1 (Pin 2) Electric multicircuit fuse 1 (F1/3MF1) 30t 0.75 RD With code 243 (Active Lane Keeping Assist), code 513 (Traffic Sign Assist) or code 608 (Adaptive Highbeam Assist) or code 628 (Adaptive Highbeam Assist Plus) and except code 23P (Driving Assistance Package): 
Mono multifunction camera (A40/11)
7, 5
        With code 23P (Driving assistance package): 
Stereo multifunction camera (A40/13)
 
MF1 (Pin 3) Electric multicircuit fuse 1 (F1/3MF1) 30t 0.75 RDYE With code 899 (Multifunction telephony): 
Cellular telephone system antenna amplifier/compensator (A28/15)
7, 5
        With code 897 (Wireless mobile phone charging) - and code 899 (Multifunction telephony): 
Mobile phone cradle control unit (N123/8)
 
      0.5 RDYE With code 899 (Multifunction telephony): 
Mobile phone cradle control unit (N123/8)
 
MF1 (Pin 4) Electric multicircuit fuse 1 (F1/3MF1) 30t 0.5 RDWH With code 275 (Memory Package), except code 432 (Left and right dynamic multicontour seat): 
Driver's seat lumbar support electro pneumatic controller unit (N32/23)
7, 5
      0.35 RDWH With code 432 (Left and right dynamic multicontour seat): 
Left front multicontour seat control unit (N32/15)
 
MF1 (Pin 5) Electric multicircuit fuse 1 (F1/3MF1) 30t 0.5 RDBU With code 275 (Memory Package), except code 432 (Left and right dynamic multicontour seat): 
Front passenger seat lumbar support electropneumatic controller unit (N32/24)
7, 5
      0.35 RDBU With code 432 (Left and right dynamic multicontour seat): 
Right front multicontour seat control unit (N32/16)
 
MF1 (Pin 6) Electric multicircuit fuse 1 (F1/3MF1) 30t 0.75 RDBK With code 239 (Active Distance Assist DISTRONIC): 
Active Distance Assist DISTRONIC electric controller unit (A108/1)
7, 5
        With code 23P (Driving assistance package): 
Short-range and long-range radar sensor (B92/12)
 
MF2 (Pin 1) Electric multicircuit fuse 2 (F1/3MF2) - - Spare -
MF2 (Pin 2) Electric multicircuit fuse 2 (F1/3MF2) 30t 0.35 RDBK With code 448 (Touchpad): 
Audio/COMAND control panel (A40/9)
5
        With code 446 (Touchpad only): 
Touchpad (A105)
 
        Model 290: 
Left lower control panel (N72/4) Right lower control panel (N72/5)
 
MF2 (Pin 3) Electric multicircuit fuse 2 (F1/3MF2) 30t 0.35 RD With code 380 (Car telephony package): 
Telephone control unit (N123/9)
5
MF2 (Pin 4) Electric multicircuit fuse 2 (F1/3MF2) 30t 0.5 RD With code 463 (Head-up display): 
Heads-up display (A40/12)
5
MF2 (Pin 5) Electric multicircuit fuse 2 (F1/3MF2) - - Spare -
MF2 (Pin 6) Electric multicircuit fuse 2 (F1/3MF2) 30t 0.35 RDBU With code P21 (Air quality package): 
Perfume atomizer generator (N59)
5
MF3 (Pin 1) Electric multicircuit fuse 3 (F1/3MF3) - - Spare -
MF3 (Pin 2) Electric multicircuit fuse 3 (F1/3MF3) - - Spare -
MF3 (Pin 3) Electric multicircuit fuse 3 (F1/3MF3) 30t 0.35 RDGY With code 448 (Touchpad): 
Touchpad (A105)
5
MF3 (Pin 4) Electric multicircuit fuse 3 (F1/3MF3) 30t 0.35 RDWH Driver side instrument panel button group (S6/1) 5
MF3 (Pin 5) Electric multicircuit fuse 3 (F1/3MF3) 30t 0.35 RDVT With CODE 581 (Automatic air conditioning): 
Rear air conditioning operating unit (N22/4)
5
MF3 (Pin 6) Electric multicircuit fuse 3 (F1/3MF3) 30t 0.35 BKWH Model 290 with code 588 (AMG light activation sequence): 
AMG light activation sequence projector at left (E47/1) AMG light activation sequence projector at right (E47/2)
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