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Home >> Mercedes Benz >> 2011 >> CL550 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 216 Chassis - 1 Of 6 >> Basic Knowledge >> Fuse assignment of fuse and relay box in left engine compartment >> Fuse assignment of fuse and relay box in left engine compartment - GF54.15-P-1256-03LE

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

MODEL 216.3, 221.0 /1 as of Model Year 2009 /AEJ 08 

Fig 1: Identifying Front SAM Control Unit With Fuse And Relay Module
G10110842Courtesy of MERCEDES-BENZ USA
Fuse Terminal Cable ID (fused line) Fused function Fuse rating in amperes (A)
f20 30   Valid for model 221 with engine 629, 642, 651:  10
0.75 RD
  • CDI control unit (N3/9)

Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 278: 
  • ME-SFI control unit (N3/10)

Valid for engine 275: 
1.0 RD
  • ME-SFI control unit (N3/10)
f21 87M1   Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 278: 		 20
2.5 RDBU
  • Circuit 87 M1i connector sleeve (Z7/38)

Valid for engine 275: 
1.5 RDGN
  • Circuit 87 M1i connector sleeve (Z7/38)

Valid for model 221 with engine 629 and engine 642: 
2.5 RDGY
  • CDI control unit (N3/9)
1.5 RDBL
  • Fuel pump relay (N10/2kS)

Valid for model 221 with engine 651: 
2.5 RDBU
  • Quantity control valve (Y94)
f22 87M4 2.5 RDGY Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 278: 
  • Terminal 87 connector sleeve (Z7/5)
 15
f23 87M2   Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 275, 278: 		 20
1.5 RDGN
  • Terminal 87 connector sleeve (Z7/5)

Valid for model 221 with engine 629 and engine 642: 
2.5 RDGN
  • Terminal 87 connector sleeve (Z7/5)

Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 278: 
2.5 RDGN
  • Terminal 87M2e connector sleeve (Z7/36)

Valid for engine 275: 
1.5 RDGN
  • Terminal 87 M2i connector sleeve (Z7/39)

Valid for model 221 with engine 629 and engine 642: 
1.5 RDGN
  • Terminal 87 connector sleeve (Z7/5)

Valid for model 221 with engine 651: 
0.5 RDBU
  • Rear SAM control unit with fuse and relay module (N10/2)
f24 87M3   Valid for model 221 with engine 272, 276 
Valid for engine 157, 273, 278: 		 25
2.5 RDBK
  • Circuit 87 M1e connector sleeve (Z7/35)

Valid for model 221 with engine 642 
2.5 RDYE
  • CDI control unit (N3/9)
f25 30 0.5 PKBK
  • Instrument cluster (A1)
 7.5
f26 15 1.5 PKBU
  • Left front lamp unit (E1)
 10
f27 15 1.5 PKGN
  • Right front lamp unit (E2)
 10
f28 87F   Valid for engine 275:  7.5
0.75 RDGN
  • EGS control unit (N15/3)

Valid without engine 275: 
RDGN 1.0
  • Fully integrated transmission control (VGS) control unit (Y3/8n4)
f29 15 0.5 PKRD
  • Rear SAM control unit with fuse and relay module (N10/2)
 5
f30 15   Valid for model 221 with engine 629, 642, 651:  7.5
1.0 RDGY
  • CDI control unit (N3/9)

Valid for model 221 with engine 272, 276 
Valid for engine 156, 157, 273, 275, 278: 
1.0 RD
  • ME-SFI control unit (N3/10)
  • Fuel system control unit (N118)
f31 87F 0.5 RDBK Valid for model 221.095/195: 
  • Electric refrigerant compressor (A9/5)
 5
f32 87F   Valid for model 221 with code (B03) ECO start/stop function:  15
1.5 GYYE
  • Transmission oil auxiliary pump control unit (N89)

Valid for model 221.095/195: 
1.5 RDVT
  • Transmission oil auxiliary pump control unit (N89)

Valid for model 216 with code (B03) ECO start/stop function: 
1.5 RDYE
  • Transmission oil auxiliary pump control unit (N89)
f33 87F 0.75 PK Valid as of 1.9.10 for model 216 and model 221 without model 221.095/195: 
  • ESP control unit (N47-5)

Valid for model 221.095/195: 
  • Battery management system control unit (N82/2)
  • DC/DC converter control unit (N83/1)
  • Power electronics control unit (N129/1)
 5
f34 87F 0.5 RDBK Valid for model 221.095/195: 
  • Regenerative braking system control unit (N30/6)
 5
f35 87F 0.5 RDYE
  • Electric parking brake controller unit (A13)
 5
f36 30 0.75 RDGN
  • Data link connector (X11/4) (Pin 16)
 10
f37 30 0.75 RD
  • For EIS control unit (N73)
 7.5
f38 30 0.75 RD
  • Central gateway control unit (N93)
 7.5
f39 30 0.75 RDYE
  • Instrument cluster (A1)
 7.5
f40 30 0.75RDBK
  • Upper control panel control unit (N72/1)
 7.5
f41 15R 2.5 RDGN
  • Slave wiper motor (M6/7)
 30
f42 15R 2.5 RDBK
  • Master wiper motor (M6/6)
 30
f43 15R 1.5 BKWH
  • Front cigar lighter with ashtray illumination (R3)
 15
f44 15R -
  • Spare
 -
f45 15 0.5 RDBU Valid for model 221.095/195: 
Fused via power electronics circulation pump 1 relay (K108):
  • Power electronics circulation pump 1 (M13/8)
 5
f46 30   Valid for model 216 without code (489) AIRmatic (air suspension with continuously adjustable damping), model 221 with code (487) Active Body Control (ABC):  15
1.5 RD
  • ABC control unit (N51/2)

Valid for model 221 without code (487) Active Body Control (ABC), Model 216 with code (489) AIRmatic (air suspension with continuously adjustable damping): 
1.5 RDWH
  • AIRMATIC with ADS control unit (N51)
f47 30 1.5 GNYE
  • Steering column up/down motor (M20/2)
 15
f48 30 1.5 GNWH
  • Steering column in/out motor (M20/1)
 15
f49 30 0.75 RD
  • Steering column tube module (N80)
 10
f50 30 1.5 RDWH
  • AAC [KLA] control unit (N22/1)
 15
f51 30 0.5 RDBU Valid without code (867) SPLITVIEW 
  • COMAND display (A40/8)

Valid with code (867) SPLITVIEW 
  • SPLITVIEW display (A40/10)
 5
f52a 30 1.5 YE Valid for model 221 with code (965) Electrical preinstallation for rental vehicle: 
Fused via fanfare horns relay (N10/1kF):
  • Left fanfare horn (H2)
  • Right fanfare horn (H2/1)
 15
f52b 15 1.5 YE Valid for model 221 without code (965) Electrical preinstallation for rental vehicle, model 216: 
Fused via fanfare horns relay (N10/1kF):
  • Left fanfare horn (H2)
  • Right fanfare horn (H2/1)
 15
f53 30 -
  • Spare
 -
f54 30 4.0 RD
  • AC air recirculation unit (A32)
 40
f55 87 4.0 RDWH Valid for gasoline engine 
  • Electric air pump (M33)
 60
f56 30 4.0 RDBK Valid for model 221 without code (487) Active Body Control (ABC), Model 216 with code (489) AIRmatic (air suspension with continuously adjustable damping): 
  • AIRMATIC compressor unit (A9/1)
 40
f57 30 2.5 RDBK
  • Wiper park position heater (R2/10)
 30
f60 87F 0.5 RDYE Valid for model 221.003/026/057/073/074/083/082/094/103/126/157/173/174/182/183/194, for model 221.054/056/080/084/086/087/154/156/180/184/186/187 as of 1.6.09 
for model 221.070/170 as of 1.6.09 up to 31.8.10 without code (487) Active Body Control (ABC), 
for model 221.070/170 as of 1.9.10, 
for model 221.071/171 as of 1.6.09 without code (487) Active Body Control (ABC), for model 216.373/374/394): 
  • Electrohydraulic power steering (A91/1)
 5
f61 15R 0.75 PKGN
  • Restraint systems control unit (N2/7)
 7.5
f62 87F 0.5 RD Valid for code (610) Night view assist: 
  • Night View Assist control unit (N101)
 5
f63 15 1.5 RD Valid for model 221 with engine 629 and engine 642 as of 1.9.08: 
  • Fuel filter condensation sensor with heating element (B76/1)
 15
f64 15R 0.75 GNYE Valid for model 221: 
  • Driver NECK-PRO head restraint solenoid (Y24/12)
  • Front passenger NECK-PRO head restraint solenoid (Y24/13)
 10
f65 15 1.5 PKGN Valid as of 1.6.09 
  • 12 Volt connector in glove box (X58/31)
 15
f66 87F 0.75 RDGN Valid for code (219) Distronic (DTR), for code (233) DISTRONIC PLUS, for code (237) Active Blind Spot Assist or for code (239) Adaptive cruise control Plus Light: 
  • DTR controller unit (A89)
 7.5
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