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Home >> Mercedes Benz >> 2012 >> GLK350 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instructions - 204 Chassis - 1 Of 3 >> Basic Knowledge >> Fuse Assignment Of Fuse And Relay Box In Left Engine Compartment - GF54.15-P-1256-03CE

Fuse Assignment Of Fuse And Relay Box In Left Engine Compartment - GF54.15-P-1256-03CE

MODEL 204.0/2 as of model year 2009 

MODEL 204.3 

MODEL 204.9 

Fig 1: Identifying Fuse And Relay Box In Left Engine Compartment
G10084518
Fuse Circuit Line ID (line fused) Fused function Rating in amperes (A)
f1 30 2.5 RDGN
  • Electronic Stability Program control unit (N30/4)
 25
f2 30 2.5 RDWH
  • Left front door control unit (N69/1)
 30
f3 30 2.5 RDGY Valid up to 31.3.10: 
  • Right front door control unit (N69/2)
 30
f4 15 0.75 PKWH Valid for engine 271, 272 up to 31.8.08: 
  • Fuel system control unit (N118)
 7.5
    0.75 PKWH Valid with engine 156: 
  • Left fuel pump fuel system control unit (N118/3)
  • Right fuel system control unit (N118/4)
 7.5
    1.5 RDWH Valid for engine 642 with code (U41) Fuel/water separator and lubrication package, engine 651: 
  • Fuel filter condensation sensor with heating element (B76/1)
 7.5
    1.5 PKWH Valid for model 204.0/2/3 as of 1.3.11, with code (615) Bi-xenon headlamp unit with integrated curve illumination or code (616) Bi-xenon headlamp unit with integrated asymmetrical curve illumination or code (621) Intelligent Light System (left-hand traffic) or code (622) Intelligent Light System (right-hand traffic)): 
  • Headlamp control unit (N71/1)
 20
    2.5 PKWH Valid for model 204.9 as of 1.6.12, with code (615) Bi-xenon headlamp unit with integrated curve illumination or code (616) Bi-xenon headlamp unit with integrated asymmetrical curve illumination or code (621) Intelligent Light System (left-hand traffic) or code (622) Intelligent Light System (right-hand traffic)): 
  • Headlamp control unit (N71/1)
 20
    1.0 PKRD Valid for engine 651 up to 31.5.10 or engine 646 with code (71o) Retrofitting heated fuel filter: 
  • Control unit for fuel filter condensation sensor with heating element (N33/7)
 7.5
f5 15 0.75 PKRD
  • Rear SAM control unit with fuse and relay module (N10/2)
 7.5
    0.75 PKRD Valid for engine 156 with code (P98) Black Series as of 1.7.11: 
  • Rear axle differential coolant circuit relay (K36/3)
  
    0.5 PKRD Valid as of 1.12.09: 
  • Exterior lights switch (S1)
  
f6 15 0.75 PKRD Valid for diesel engine: 
  • CDI control unit (N3/9)
 10
      Valid for gasoline engine: 
  • ME-SFI [ME] control unit (N3/10)
  
f7 15 2.5 VTWH Connected through circuit 50 starter relay (N10/1kM):
  • Starter (M1)
 20
f8 15R 0.75 PKWH
  • Supplemental restraint system control unit (N2/10)
 7.5
f9 15R 1.5 PKBU
  • Glove compartment socket (X58/31)
 15
f10 15R 2.5 RD Valid for model 204.9: 
  • Wiper motor (M6/1)
 30
f11 30g 0.5 RDBU Valid for code (523) MB Audio 20 radio or code (510) Audio 20 incl. CD changer or code (525) MB Audio 50 APS radio or code (511) Audio 50 APS incl. DVD changer or code (527) COMAND APS with single DVD drive (with navigation) or code (512) COMAND APS incl. DVD changer or as of 1.6.09 with code (528) COMAND incl. DVD changer 
  • Audio/COMAND display (A40/8)
 7.5
    0.75 RD Valid for code (523) MB Audio 20 radio or code (510) Audio 20 incl. CD changer or code (525) MB Audio 50 APS radio or code (511) Audio 50 APS incl. DVD changer or code (527) COMAND APS with single DVD drive (with navigation) or code (512) COMAND APS incl. DVD changer or as of 1.6.09 with code (528) COMAND incl. DVD changer 
  • Audio/COMAND control panel (A40/9)
  
    0.5 RDBU Valid for code (509) Navigation box: 
  • Cradle for navigation module (A2/30-1)
  
f12 30g 0.75 RDVT
  • AAC control and operating unit (N22/7)
 7.5
    0.75 RDGN Valid for model 204.0/2 up to 28.2.11, model 204.9: 
  • Upper control panel control unit (N72/1)
  
f13 30g 0.75 RDBU
  • Steering column tube module control unit (N80)
 7.5
    0.75 RDWH Valid as of 1.3.11 with code (238) Active Lane Keeping Assist, code (476) Automatic Lane Recognition, code (513) Speed Limit Assist or code (608) Adaptive Highbeam Assist: 
  • Multifunction camera (A40/11)
  
f14 30g 0.5 RDBN
  • Electronic Stability Program control unit (N30/4)
 7.5
f15 30g 0.75 RDBN
  • Supplemental restraint system control unit (N2/10)
 7.5
f16 30g 0.75 RDGN Valid for model 204.0/2 up to 31.5.09: 
  • Diagnostic connector (X11/4)
 5
    0.75 RDBU Valid for transmission 722: 
  • Electronic selector lever module control unit (N15/5)
  
f17 30g 2.5 RDBU Valid with code (413) Panoramic glass sunroof with top sliding sunroof: 
  • Panoramic sliding sunroof control module (A98)
 30
      Valid for model 204.0/2/3 with code (414) Power glass tilting/sliding roof: 
  • Overhead control panel control unit (N70)
  
f18 30 0.75 RDGN Valid for model 204.0/2 as of 1.3.11, model 204.3: 
  • Upper control panel control unit (N72/1)
 7.5
    0.75 RDGN Valid for model 204.0/2 up to 28.2.11, model 204.9: 
  • Instrument panel climate control LIN positive line connector sleeve (Z68/2)
  
    0.75 PKGN
  • Vehicle interior and harness for taillamp electrical connector (X18)
  
f19 30 1.5 RD
  • Electric steering lock control unit (N26/5)
  • Electronic ignition lock control unit (N73)
 20
f20 30 6.0 RDGY
  • Electronic Stability Program control unit (N30/4)
 40
f21 15R 0.75 PKBU Valid for model 204.0/2 up to 28.2.11, model 204.9 up to 31.5.11: 
  • Brake lights switch (S9/1)
 7.5
    0.5 PKYE
  • Glove compartment lamp switch (S17/9)
  
    0.5 PKBK Valid for code (U18) Automatic child seat recognition (ACSR): 
  • Front passenger seat occupied recognition and ACSR [AKSE] (B48)
  
    0.5 PKYE Valid for code (498) Japanese version: 
  • Electronic Toll Collection preinstallation electrical fuse (F34/5)
  
f22 87M 1.0 BKRD
  • Internal combustion engine and air conditioning fan motor with integrated control (M4/7)
 15
    2.5 RDVT
  • Interior and engine wiring harness electrical connector (X26)
  
f23 87M 2.5 RDBU
  • Interior and engine wiring harness electrical connector (X26)
 20
    1.5 BKRD Valid for diesel engine: 
  • Rear SAM control unit with fuse and relay module (N10/2)
  
    2.5 RDBU
  • Interior and engine wiring harness electrical connector (X26)
  
f24 87M 2.5 RDBK
  • Interior and engine wiring harness electrical connector (X26)
 15
    0.75 BKRD Valid with engine 642: 
  • Radiator shutters actuator (Y84)
  
    2.5 RDGY Valid for engine 646: 
  • CDI control unit (N3/9)
  
f25 87M 1.5 RDBU Valid for engine 156, 271, 272, 274, 276: 
  • ME-SFI [ME] control unit (N3/10)
 15
    1.0 RDBU Valid with engine 651: 
  • Oxygen sensor upstream of catalytic converter (G3/2)
  
    1.0 RDBU Valid as of 1.6.10 for model 204.3 with engine 651 and code (P84) Sport Edition: 
  • Exhaust system sound generator control unit (N12)
  
f26 30g 2.5 RD Valid for code (523) MB Audio 20 radio or code (510) Audio 20 incl. CD changer: 
  • Radio (A2)
 20
      Valid for code (525) MB Audio 50 APS radio or code (511) Audio 50 APS incl. DVD changer: 
  • Radio with auto pilot system (A2/56)
  
      Valid for code (527) COMAND APS with single DVD drive (with navigation) or code (512) COMAND APS incl. DVD changer or as of 1.6.09 with code (528) COMAND incl. DVD changer 
  • COMAND controller unit (A40/3)
  
f27 30z 0.5 RD
  • Electronic ignition lock control unit (N73)
 7.5
    0.75 RDWH Valid for diesel engine: 
  • CDI control unit (N3/9)

Valid for gasoline engine: 
  • ME-SFI [ME] control unit (N3/10)
  
f28 30 0.75 RDYE
  • Instrument cluster (A1)
 7.5
f29 15 1.5 BKBU Valid for code (614) Bi-xenon headlamp unit or code (618) Bi-xenon headlamp or code (615) Bi-xenon headlamp unit or code (616) Bi-xenon headlamp unit with integrated asymmetrical curve illumination or code (621) Intelligent Light System (left-hand traffic) or code (622) Intelligent Light System (right-hand traffic): 
  • Right front lamp unit (E2)
 10
    1.0 BKBU Valid without code (614) Bi-xenon headlamp unit and without code (618) Bi-xenon headlamp and without code (615) Bi-xenon headlamp unit and without code (616) Bi-xenon headlamp unit with integrated asymmetric curve illumination and without code (621) Intelligent Light System (left-hand traffic) and without code (622) Intelligent Light System (right-hand traffic): 
  • Right front lamp unit (E2)
  
f30 15 1.5 BKBU Valid for code (614) Bi-xenon headlamp unit or code (618) Bi-xenon headlamp or code (615) Bi-xenon headlamp unit or code (616) Bi-xenon headlamp unit with integrated asymmetrical curve illumination or code (621) Intelligent Light System (left-hand traffic) or code (622) Intelligent Light System (right-hand traffic): 
  • Left front lamp unit (E1)
 10
    1.0 BKBU Valid without code (614) Bi-xenon headlamp unit and without code (618) Bi-xenon headlamp and without code (615) Bi-xenon headlamp unit and without code (616) Bi-xenon headlamp unit with integrated asymmetric curve illumination and without code (621) Intelligent Light System (left-hand traffic) and without code (622) Intelligent Light System (right-hand traffic): 
  • Left front lamp unit (E1)
  
    0.75 BKBU Valid with engine 642: 
  • Interior and engine wiring harness electrical connector (X26)
  
f31A 15R 1.5 BKWH Switched through the horns relay (N10/1kO):
  • Left horn (H2)
  • Right horn (H2/1)
 15
f31B 30 1.5 BKWH Switched through the horns relay (N10/1kO):
  • Left horn (H2)
  • Right horn (H2/1)
 15
f32 30 4.0 RDWH Valid for engine 156, 271, 272: 
Switched through the secondary air injection relay (N10/1kP):
  • Electric air pump (M33)
 40
f33 87F 0.75 RDGN Valid for transmission 722.6: 
  • Electronic transmission control control unit (N15/3)
 10
    1.0 RDBK Valid for transmission 722.9: 
  • Fully integrated transmission control controller unit (Y3/8)
  
f34 87F 0.75 PKWH Valid for engine 274, 276: 
  • Fuel system control unit (N118)
 7.5
    0.75 PKWH Valid for engine 271, 272, 651 as of 1.6.09, engine 642 as of 1.12.09: 
  • Fuel system control unit (N118)
  
f35 87F 0.5 PK
  • Electronic Stability Program control unit (N30/4)
 5
f36 87F 0.75 RDBU Valid for code (233) DISTRONIC PLUS: 
  • DISTRONIC electric controller unit (A89)
 7.5
    0.5 RDBU Valid for model 204.902/982/984: 
  • Electrohydraulic P/S (A91/1)
  
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