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Home >> Mercedes Benz >> 2009 >> E350 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instructions -- Basic Knowledge -- E350 (211.256) >> Basic Knowledge >> Fuse assignment of fuse and relay box in left engine compartment - GF54.15-P-1256-03TM

Fuse assignment of fuse and relay box in left engine compartment - GF54.15-P-1256-03TM

MODEL 211.0 /2 except CODE () as of Model Year 7 

Driver-side fuse and relay module 

IMPORTANT The AIRmatic relay (K67) is only clipped onto the driver-side SAM control unit with fuse and relay module.

Fig 1: Fuse And Relay Box In Left Engine Compartment - Model 211.0 /2 As Of Model Year 07
G07284389Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fuse Identification Clamping device Cable ID (cable fused) Fused function Rating in amperes (A)
f43 87 1.5 RDBU Valid for engine 156: 
Fused via circuit 87 M1i connector sleeve (Z7/38):
  • ME-SFI [ME] control unit (N3/10)
 15
1.5 BKYE Valid for engine 271, 272, 273: 
  • ME control unit
2.5 RDBU Valid for engines 629, 642: 
Fused via circuit 87 connector sleeve M1i:
  • CDI control unit (N3/9)
  • Driver-side SAM control unit with fuse and relay module (N10/1)
  • Rear SAM control unit with fuse and relay module (N10/2)
1.5 RDBU Valid for engine 646 EVO: 
  • CDI control unit
0.75 RDBU
  • Rear SAM control unit with fuse and relay module
f44 87 2.5 RDBU Valid for engine 646 EVO: 
  • CDI control unit
 15
1.5 RDGN Valid for engine 271, 272, 273: 
  • ME control unit
1.5 BK Valid for engine 271 with code (924) Bivalent natural gas drive: 
  • Cyl. 1 gas injection valve (Y106/1)
  • Cyl. 2 gas injection valve (Y106/2)
  • Cyl. 3 gas injection valve (Y106/3)
  • Cyl. 4 gas injection valve (Y106/4)
f45 87 0.75 RDGN Valid with code (489) Airmatic (semi-active air suspension): 
  • AIRmatic with ADS control unit (N51)
 7.5
0.5 RDBU Valid with code (423) Automatic five-speed transmission (NAG): 
  • Electronic selector lever module control unit (N15/5)
 7.5
f46 87 0.75 RDBU Valid with code (423) Automatic five-speed transmission (NAG): 
  • ETC [EGS] control unit (N15/3)

Valid with code (427) 7-speed automatic transmission: 
  • VGS electric control unit (Y3/8)
 7.5
f47 87 0.75 RDBU
  • ESP control unit (N47-5)
 5
f48 15 0.5 BKRD
  • Restraint systems control unit (N2/7)

Valid with code (299) PRE-SAFE: 
Fused via terminal 15 connector sleeve (Z50/5):
  • Left front reversible emergency tensioning retractor (A76)
  • Right front reversible emergency tensioning retractor (A76/1)
 7.5
f49 15R 0.5 PKBK
  • Restraint systems control unit (N2/7)
 7.5
0.5 PKBU
  • Front passenger seat occupied and child seat recognition sensor (B48)
 7.5
0.5 PKBK
  • NECK-PRO head restraints relay (K41/1)
f50 15R   Valid with code (852) Complete portable CTEL preinstallation on console:  5
0.75 BKVT
  • Portable CTEL separation point (X39/37)
0.75 BKVT Valid with code (498) Japan version: 
  • VICS power supply separation point (X137/1)
0.5 RDWH Valid with code (494) USA version: 
Fused via terminal 15 connector sleeve (Z50/5):
  • Emergency call system control unit (N123/4)
f51 15 - Spare 5
f52 15 0.75 BKBU
  • Exterior lamp switch (S1)

Fused via terminal 15 connector sleeve (Z3/11):
  • Instrument cluster (A1)
  • Glove compartment illumination with switch (E13/2)

Fused via circuit 87 M2i connector sleeve (Z7/39):
  • AAC with integrated control additional fan motor (M4/7)
 7.5
15 0.5 BKVT Valid with code (614) Bi-xenon headlamp unit: 
  • Headlamp range adjustment control unit (N71)
 7.5
f53a 15R   Spare 15
f53b 30 1.0 YE
  • Fanfare horn relay (N10/1kO)
 15
f54a 30 1.5 RDVT
  • Illuminated cigar lighter (R3)
 15
f54b 15R 1.5 RDVT
  • Illuminated cigar lighter (R3)
 15
f55 30   Valid with code (381) MB telephone "Standard" in console on right side of tower:  7.5
0.5 RDBK
  • Telephone handset (A34)

Valid with code (852) Complete portable CTEL preinstallation on console: 
0.75 RD
  • Portable CTEL separation point (X39/37)
0.75 RD Valid with code (494) USA version: 
  • Emergency call system control unit (N123/4)
f56 15R 4.0 RD
  • Wiper motor (M6/1)
 40
f57 87 2.5 RDGN Valid for engine 646 EVO: 
  • CDI control unit (N3/9)
 25
1.5 RDGN Valid for engine 271, 272, 273: 
Fused via circuit 87 M2i connector sleeve (Z7/39):
0.75 RDGN
  • ME-SFI [ME] control unit (N3/10)
  • Purge control valve (Y58/1)
1.5 RDGN
  • PremAir Sensor (B11/15)

Valid with code (494) USA version: 
0.75 RDGN
  • Activated charcoal canister shut-off valve (Y58/4)
f58 15 1.5 BKYE Valid for engine 156: 
Circuit 15 connector sleeve (fused) (Z3/29):
  • Ignition coil, cylinder 1 (T1/1)
  • Cylinder 2 ignition coil (T1/2)
  • Cylinder 3 ignition coil (T1/3)
  • Cylinder 4 ignition coil (T1/4)
  • Cylinder 5 ignition coil (T1/5)
  • Ignition coil, cylinder 6 (T1/6)
  • Ignition coil, cylinder 7 (T1/7)
  • Ignition coil, cylinder 8 (T1/8)
 15
f59 50 -
  • Starter relay (N10/1kL)
 20
f60 30 2.5 RDBU Valid for engine 156: 
  • Oil cooler fan (M4/1)
 10
f61 30 4.0 RDWH Valid with code (920) With exhaust air pump (air injection): 
  • Electric air pump (M33)
 40
f62 30 - - -
f63 30 - - -
f64 30 0.75 RDBU
  • Exterior lamp switch (S1)
 7.5
0.75 RDWH
  • Instrument cluster (A1)
  • AAC [KLA] control and operating unit (N22)

Valid with code (581) Comfort automatic air conditioning: 
  • Comfort AAC [KLA] control and operating unit (N22/7)
f65 30 2.5 RD Fused via terminal 30 connector sleeve (Z7/58):
  • EIS [EZS] control unit (N73)
  • Electric steering lock control unit (N26/5)
 20
f66 15 1.5 BK
  • Right front lamp unit (E2)
  • Left front lamp unit (E1)
  • HRA [LWR] selector wheel (S1s8)

Valid with code (614) Bi-xenon headlamp unit: 
  • HRA power module (E2n3)
  • HRA power module (E1n3)
 7.5
f67 30 0.5 RDGY
  • Stop light switch (S9/1)
 5
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