LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2012 >> CL65 >> Repair and Diagnosis >> External Pages >> Different car >> Section 192 (Electrical System -- Basic Knowledge -- E550 (211.090)) >> Basic Knowledge >> Fuse assignment of fuse and relay box in left engine compartment - GF54.15-P-1256-03TB

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

WARNING: This page is about a different car, the 2009 Mercedes-Benz E550 and 2008 Mercedes-Benz E550. However, it is still accessible from the selected car via links, so may be relevant.

Driver-side fuse and relay module 

IMPORTANT The S relay (AIRmatic relay (K67)) and T (cutoff relay for interruptible loads (K75)) are only clipped on to the driver-side SAM control unit with fuse and relay module.

Fig 1: Identifying Fuse Assignment Of Fuse And Relay Box In Left Engine Compartment
G07193277Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fuse Clamping device Cable ID (cable fused) Fused function Rating in amperes (A)
f43 87 1.5 RDBU Valid for engines 112, 113: 
  • Fused via circuit 87 M1i connector sleeve (Z7/38):

  • ME-SFI [ME] control unit (N3/10/)
15
1.5 BKYE Valid for engines 271, 272: 
  • ME-SFI [ME] control unit (N3/10/)
2.5 RDGN Valid for engine 628: 
  • CDI control unit (N3/9)
1.5 RDBU Valid for engines 646, 647: 
  • CDI control unit (N3/9)
0.75 RDBU
  • Rear SAM control unit with fuse and relay module (N10/2/)
2.5 RDBU Valid for engine 648: 
Fused via circuit 87 M1i connector sleeve (Z7/38):
  • CDI control unit (N3/9)
  • Rear SAM control unit with fuse and relay module (N10/2/)
f44 87 2.5 RDBU Valid for engines 646, 647: 
  • CDI control unit (3/9)
15
2.5 RDGN Valid for engine 648: 
Fused via circuit 87 M2i connector sleeve (Z7/39):
  • CDI control unit (N3/9)
f45 87 0.75 RDGN Valid for code (489) AIRmatic (semi-active air suspension): 
  • AIRMATIC with ADS control unit (N51)

Valid for code (489) All-round level control system: 
  • Rear axle level control system control unit (N97)
7.5
0.5 RDBU Valid for code (423) Automatic 5-speed transmission (NAG): 
  • Electronic selector lever module control unit (N15/5)

Valid for code (424) Sequentronic automated manual transmission (SEQ): 
  • Gear recognition switch (S16/10)
f46 87 0.75 RDBU Valid for code (423) Automatic 5-speed transmission (NAG): 
  • ETC [EGS] control unit (N15/3/)

Valid for code (424) Sequentronic automated manual transmission (SEQ): 
  • Automated manual transmission control unit (N15/6)

Valid for code (427) automatic 7-speed transmission: 
  • VGS electric controller unit (Y3/8)
7.5
f47 87 0.75 RDBU
  • ESP, SPS [PML] and BAS control unit (N47-5)
5
f48 15 0.5 BKRD
  • Restraint systems control unit (N2/7/)
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
f50 15R 0.75 BKVT Valid for code (852) Complete portable CTEL preinstallation on dome: 
  • Portable CTEL separation point (X39/37)

Valid for code (498) Japanese version: 
  • VICS power supply separation point (X137/1)
5
f51 15 - - 5
f52 15 0.75 BKBU
  • Rotary light switch (S1)

Fused via circuit 15 connector sleeve (Z3/11):
  • Instrument cluster (A1)
  • Glove compartment illumination with switch (E13/2)
7.5
15 0.5 BKVT Valid for code (614) bi-xenon headlamp unit: 
  • Headlamp range adjustment control unit (N71)
7.5
f53a - - - -
f53b 30 1.0 YE
  • Fanfare horn relay (N10/1kO)
15
f54a 15R 1.5 RDVT Cigarette lighter alternatively fused via terminal 15R:
  • Cutoff relay for interruptible loads (K75)
15
f54b 30 1.5 RDVT Cigarette lighter alternatively fused via terminal 30
  • Cutoff relay for interruptible loads (K75)
15
f55 30 0.5 RDBK
0.5 RD
Valid for code (381) MB phone "Standard" in console on right side of tower: 
  • Telephone handset (A34)
  • Bluetooth module connector (X39/57)

Valid for code (852) Complete portable CTEL preinstallation on dome: 
7.5
0.75 RD
  • Portable CTEL separation point (X39/37)
f56 15R 4.0 RD
  • Wiper motor (M6/1)
40
f57 87 2.5 RDGN Valid for engines 628, 646, 647: 
  • CDI control unit (N3/9)
25
2.5 RDGY Valid for engine 648: 
  • CDI control unit (N3/9)
1.5 RDGN Valid for engines 271, 272: 
Fused via circuit 87 M2i connector sleeve (Z7/39):
0.75 RDGN
  • AAC with integrated control additional fan motor (M4/7)
1.5 RDGN
  • ME-SFI [ME] control unit (N3/10)
  • Purge control valve (Y58/1)
  • PremAir Sensor (B11/15)

Valid for code (494) USA version: 
  • Activated charcoal canister shutoff valve (Y58/4)
f58 15 1.5 BKYE Valid for engines 112, 113: 
Circuit 15 connector sleeve (fused) (Z3/29):
  • Cylinder 1 ignition coil (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)
15
f60 30 2.5 RDBU Valid for E 55 AMG: 
  • Oil cooler fan (M4/1)
10
f61 30 4.0 RDWH Valid for engine 112, 113 with secondary air injection, except E 55 AMG: 
  • Electric air pump (M33)
40
f62 30 - Valid for code (424) Sequentronic automated manual transmission (SEQ): 
  • SEQ pump control relay (N10/1kM)
30
f63 30 2.5 RD Valid for code (424) Sequentronic automated manual transmission (SEQ): 
  • Automated manual transmission control unit (N15/6/)

Valid for engines 112, 113: 
  • Circuit 87 relay, engine (N10/1kl)
15
f64 30 0.75 RDBU
  • Rotary light switch (S1)
7.5
2.5 RDWH Fused via terminal 30 connector sleeve (Z7/1):
  • Instrument cluster (A1)
  • Steering column module (N80)
  • AAC [KLA] control and operating unit (N22)

Valid for code (581) comfort automatic air conditioning: 
  • Comfort AAC (N22/7C-AAC [K-KLA]) control and operating unit (/)
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)

Valid for code (614) bi-xenon headlamp unit: 
  • HRA power module (E2n3)
  • HRA power module (E1n3)
7.5
f67 30 0.5 RDGN
  • Stop light switch (S9/1)
10