Mercedes·Slk250·2014 Mercedes SLK250·Wiring
Wiring diagram

2014 Mercedes SLK250 — power distribution

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Power distribution

1 2 2 1 2 1 2 1 1 2 2 1 1 2 1 2 1 2 A A 30 N/A N/A N/A N/A 80A K F T N/A S 100A 10A 100A N/A N/A N/A 100A C 50A N/A 150A E Y 40A 30A 30A D B 25A 7.5A 150A 100A 100A FRONT PREFUSE BOX REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE BATTERY SENSOR ON-BOARD ELECTRICAL SYSTEM BATTERY FRONT PREFUSE BOX ALTERNATOR STARTER 4 C3I C1 1 2 3B MR3 MR4 1 C1 C30 A E I1 3A C2 2 1 C1 3 MR7 MR5 MR6 MR3 MRG2 2 MR4 B1 MR2 1 I3 IG1 MRG1 10 C3I 8 MR8 MR1 10 C8D 5 C12I 3 I2 2 1 C30G I4 C9I 49 50 35 47 2 1 3 4 RED RED/VIO BRN BLK/RED RED RED BLK BLK RED RED RED RED RED RED BLK BLK RED RED BLK BRN NCA NCA RED RED RED RED RED RED RED RED RED RED BLK RED BLK BLK BLK RED RED/VIO RED BRN BRN/WHT (OR RED/BLK) VIO GRN RED RED RED RED RED RED RED/VIO RED/BLU RED/BLK RED RED RED RED BRN/WHT RED/VIO BRN DECOUPLING RELAY QUIESCENT CURRENT CUTOUT RELAY FUSE 163 FUSE 161 FUSE 151 FUSE 400 FUSE 155 FUSE 154 FUSE 156 FUSE 162 FUSE 154 FUSE 88 FUSE 61 FUSE 46 FUSE 39 FUSE 41 PYRO FUSE FUSE 152 FUSE 88 FUSE 158 FUSE 164 FUSE 159 FUSE 160 FUSE 157 FUSE 153 FUSE 153 ECO START/STOP FUNCTION ADDITIONAL BATTERY RELAY ADDITIONAL BATTERY CIRCUIT FUSE 30 ADDITIONAL BATTERY (RIGHT FRONT OF ENGINE COMPT) (RIGHT FRONT WHEELWELL) (FRONT OF TRUNK) (RIGHT FRONT OF ENGINE COMPT) (RIGHT REAR INTERIOR) (CENTER REAR OF INTERIOR) (LEFT REAR OF ENGINE COMPT) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (IF EQUIPPED) (IF EQUIPPED) (NOT USED) (NOT USED) (NOT USED) W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION W16/4 W32/2 W10/4 TO FUSE 152 (DIAGRAM 1 OF 5) COMBUSTION ENGINE & A/C W/ INTEGRATED CONTROL FAN MOTOR TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 5) TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 5 OF 5) FROM FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 5 OF 5) TO CIRCUIT 15 RELAY (DIAGRAM 2 OF 5) TO FUSE 42 (DIAGRAM 2 OF 5) SUPPLEMENTAL RESTRAINTS SYSTEM CONTROL UNIT RIGHT DOOR CONTROL UNIT FM, AM & CL (ZV) ANTENNA AMPLIFIER LEFT DOOR CONTROL UNIT INTERIOR PROTECTION SENSOR FROM FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 4 0F 5) ALARM SIREN AIRSCARF CONTROL UNIT FROM FUSE 155 (DIAGRAM 1 OF 5) SUPPLEMENTAL RESTRAINTS SYSTEM CONTROL UNIT TO FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 5) VARIO ROOF CONTROL CONTROL UNIT A/C HOUSING TO FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 5 OF 5) TO FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 4 0F 5)
N/A 7.5A N/A N/A N/A N/A N/A N/A 30A 25A 30A 30A R H C G G B 5A 30A 7.5A 7.5A 25A N/A 5A REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE SEAT ADJUSTMENT RELAY REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE FUEL PUMP RELAY S90 3 2 C15H 4 C12I 3 2 S89 C15H 5 4 C11T 6 6 7 C3I C3I 13 1 C3I 1 6 C13A 5 C12I 7 C12I 6 RED/BLK RED/BLU RED/WHT RED/BLK RED/WHT RED/YEL RED/VIO RED/YEL RED/VIO RED/WHT RED/BLK RED BLK CIRCUIT 15 RELAY FUSE 57 FUSE 63 FUSE 62 FUSE 48 FUSE 64 FUSE 58 RES FUSE 54 FUSE 56 FUSE 59 CIRCUIT 15R RELAY 1 FUSE 86 FUSE 84 FUSE 87 FUSE 89 FUSE 60 FUSE 90 FUSE 68 FUSE 42 FUSE 71 FUSE 37 (FRONT OF TRUNK) (FRONT OF TRUNK) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (IF EQUIPPED) (NOT USED) (NOT USED) (NOT USED) IF EQUIPPED (EARLY PRODUCTION) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) TO FUSE 68 (DIAGRAM 2 OF 5) FROM FUSE 41 (DIAGRAM 1 OF 5) ELECTRIC PARKING BRAKE CONTROL UNIT DRIVER SEAT CONTROL UNIT AIRSCARF CONTROL UNIT LEFT REAR BUMPER INTELLIGENT RADAR SENSOR & RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR FRONT PASSENGER SEAT CONTROL UNIT TO FUSE 85 (DIAGRAM 3 0F 5) FROM FUSE 63 (DIAGRAM 2 0F 5) TO FUSE 75 (DIAGRAM 3 0F 5) FROM FUSE 46 (DIAGRAM 1 0F 5) MAGIC SKY CONTROL UNIT DIGITAL AUDIO BROADCASTING CONTROL UNIT ELECTRIC PARKING BRAKE CONTROL UNIT SATELLITE DIGITAL AUDIO RADIO (SDAR) CONTROL UNIT DRIVER SEAT NECK-PRO HEAD RESTRAINT SOLENOID FUEL PUMP CONTROL UNIT EMERGENCY CALL SYSTEM CONTROL UNIT ELECTRIC PARKING BRAKE CONTROL UNIT FRONT PASSENGER SEAT NECK-PRO HEAD RESTRAINT SOLENOID
1 2 1 2 N/A N/A N/A 7.5A N/A V 15A 20A L 7.5A 5A 10A 7.5A J J R H 30A 15A 15A 5A 5A 7.5A 40A 50A 50A 5A REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE HEATED REAR WINDOW RELAY 3 C14I 18 C9I X1 1 2 3 1 3 2 2 1 3 3 C15H 2 C14I C14I C3I 9 12 C12I 1 1 C14I C15H 1 6 C15H 4 5 7 C11T 2 1 5 6 2 C2G 1 7 C15H 4 RED/BLK RED/WHT BRN BRN GRY/BLU NCA NCA NCA BLK/YEL BLK/YEL BRN NCA RED NCA RED/WHT RED/ORG RED/YEL RED RED/WHT RED/BLU RED RED/VIO RED BLK/YEL RED/YEL RED/BLK RED/VIO YEL YEL/RED CIRCUIT 15R RELAY 2 FUSE 82 FUSE 67 FUSE 85 FUSE 81 FUSE 79 FUSE 78 FUSE 77 FUSE 80 FUSE 76 FUSE 72 FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION CENTER CONSOLE STOWAGE COMPARTMENT SOCKET FUSE 49 FUSE 50 FUSE 51 FUSE 65 FUSE 75 FUSE 74 FUSE 69 FUSE 40 FUSE 43 FUSE 70 FUSE 73 (FRONT OF TRUNK) (IN CENTER CONSOLE) (IN CENTER CONSOLE) (FRONT OF TRUNK) (NOT USED) IF EQUIPPED (IF EQUIPPED) (LATE PRODUCTION) (EARLY PRODUCTION) (IF EQUIPPED) (LATE PRODUCTION) W/ CIGARETTE LIGHTER W/O CIGARETTE LIGHTER (IF EQUIPPED) (IF EQUIPPED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) W12 W12 FROM FUSE 86 (DIAGRAM 2 OF 5) TO FUSE 70 (DIAGRAM 3 OF 5) MEDIA INTERFACE CONTROL UNIT MAGIC SKY CONTROL UNIT RADAR SENSORS CONTROL UNIT SOUND SYSTEM AMPLIFIER CONTROL UNIT BLUETOOTH MODULE MOBILE PHONE CONTACT PLATE PARKING SYSTEM CONTROL UNIT CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR TV DIGITAL TUNER INTERIOR LIGHTS SYSTEM FROM FUSE 67 (DIAGRAM 3 0F 5) FROM FUSE 84 (DIAGRAM 2 0F 5) TIRE PRESSURE MONITOR CONTROL UNIT RIGHT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REVERSIBLE EMERGENCY TENSIONING RETRACTOR ADAPTIVE DAMPING SYSTEM CONTROL UNIT KEYLESS-GO CONTROL UNIT FROM FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 5) TO FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 5) VARIO ROOF CONTROL UNIT
7.5A K V D S U 20A 10A L 7.5A 20A 7.5A 15A 15A 15A N Q P X X M N M 7.5A 10A 10A 30A E 40A 7.5A 5A 7.5A 7.5A 7.5A 7.5A FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE STARTER CIRCUIT 50 RELAY FANFARE HORN RELAY FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE ENGINE CIRCUIT 87 RELAY SECONDARY AIR INJECTION RELAY FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE C11C 14 C11C 6 2 C17C 6 C7I 9 C7I 2 3 C10T 6 C10T 2 C19I 16 C7I 11 6 C6I 5 C7I 13 C10T 1 13 C11C 1 3 5 C1M 10 C2I 11 C19I C9G 4 C5C 8 5 C2I 6 C11C 4 3 C14M 6 C1M 2 C15M 4 C16S C8S 7 8 6 C5C 5 3 4 C13D 1 1 (OR BLU/RED) RED (OR BLU/RED) RED/BLU RED/BLK BLK/YEL BLK/YEL GRY/BLU BRN BLK WHT YEL/ RED/ WHT RED/BLK RED BLK/WHT PNK RED/BLU RED RED/BLK RED/BLK RED/WHT BRN BLK/YEL BLK/YEL BLK RED/YEL RED/VIO RED BLK/RED BLK/RED RED RED RED RED RED/VIO RED/WHT CIRCUIT 15R RELAY FUSE 31B BACKUP RELAY CIRCUIT 15 RELAY WIPER PARK POSITION HEATER RELAY FUSE 18 FUSE 31A FUSE 4 FUSE 5 FUSE 8 FUSE 10 FUSE 9 FUSE 21 FUSE 17 FUSE 7 FUSE 30 FUSE 6 FUSE 29 FRONT VEHICLE INTERIOR POWER OUTLET FUSE 12 FUSE 16 FUSE 11 FUSE 13 FUSE 15 FUSE 32 (LEFT REAR OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (IF EQUIPPED) (W/ GLOVE COMPARTMENT SOCKET) (W/ ECO START/ STOP FUNCTION) (W/ WEIGHT SENSING SYSTEM) (W/O WEIGHT SENSING SYSTEM) (NOT USED) (W/ EXTERNAL NAVIGATION) (LATE PRODUCTION) (IF EQUIPPED) W12 FROM REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 3 0F 5) TO FUSE 15 (DIAGRAM 4 0F 5) TO ENGINE CIRCUIT 87 RELAY (DIAGRAM 4 0F 5) TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM 5 0F 5) GLOVE BOX LAMP INTERIOR LIGHTS SYSTEM WIPER MOTOR TO REAR SAM CONTROL UNIT W/ FUSE & RELAY MODULE (DIAGRAM 3 OF 5) RIGHT FRONT LAMP UNIT LEFT FRONT LAMP UNIT ME-SFI (ME) CONTROL UNIT (IN CENTER CONSOLE) HEADLAMP CONTROL UNIT UPPER CONTROL PANEL CONTROL UNIT & OVERHEAD CONTROL PANEL CONTROL UNIT WIPER PARK HEATER FROM FRONT PREFUSE BOX (DIAGRAM 1 OF 5) ELECTRIC TRANSMISSION OIL PUMP WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT FRONT PASSENGER SEAT OCCUPIED RECOGNITION & ACSR FROM FUSE 31B (DIAGRAM 4 0F 5) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TO SECONDARY AIR INJECTION RELAY (DIAGRAM 4 0F 5) FROM FRONT PREFUSE BOX (DIAGRAM 1 OF 5) TO ECO START/ STOP FUNCTION ADDITIONAL BATTERY RELAY (DIAGRAM 1 OF 5) TO FUSE 14 (DIAGRAM 5 0F 5) FROM FUSE 17 (DIAGRAM 4 OF 5) FROM ENGINE CIRCUIT 87 RELAY (DIAGRAM 4 0F 5) TO FUSE 1 (DIAGRAM 5 0F 5) STEERING COLUMN MODULE CONTROL UNIT AUTOMATIC AIR CONDITIONING CONTROL & OPERATING UNIT SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT FROM ADDITIONAL BATTERY CIRCUIT (DIAGRAM 1 OF 5) STEERING COLUMN MODULE CONTROL UNIT ELECTRONIC SELECTOR LEVEL MODULE CONTROL MODULE NAVIGATION MODULE CRADLE MULTI- FUNCTION CAMERA AUDIO/ COMAND DISPLAY OVERHEAD CONTROL PANEL CONTROL UNIT AUDIO/ COMAND CONTROL PANEL
2 1 1 2 Y T 7.5A 7.5A 10A U 30Z F 30Z DATA Q P 7.5A 30 UB 20A 30Z CAN-E L CAN-E H CAN-B H CAN-B L DATA 31 20A 30A 30A 7.5A 40A 25A 7.5A FRONT SAM CONTROL UNIT W/ FUSE & RELAY MODULE ELECTRIC STEERING LOCK CONTROL UNIT C14M 2 5 C5C 14 C18M 11 C2I 11 C5C 9 1 C2I 5 C9G 2 C5C X190 4 3 2 C12S C11C 1 10 4 C4I 1 2 C2 10 C10T 3 4 2 C1 1 2 3 4 5 6 7 8 9 10 8 4 C7I 3 1 2 1 7 C2I 9 RED RED RED BLK BLU/ BLU/BLK BLU/BLK BLU/BLK BLU/BLK BRN BLK/WHT RED/BLK RED/WHT BLK/RED YEL/ORG BLK BLK/YEL BLK/RED BLK/RED VIO/BLU RED YEL/ORG RED/BLU BLU/BLK YEL/RED RED BLU/BLK BLU/BLK RED/YEL BRN/BLU BRN BRN BRN YEL/RED BRN/RED GRN/WHT GRN BLU/BLK RED RED/BLU RED/BLU RED/VIO RED/BLU RED/VIO RED/YEL RED/BLK RED CHASSIS CIRCUIT 87 RELAY FUSE 3 FUSE 14 FUSE 1 FUSE 2 FUSE 20 FUSE 26 FUSE 28 FUSE 27 FUSE 19 FUSE 36 FUSE 33 FUSE 35 5A FUSE 34 AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH ELECTRONIC IGNITION SWITCH CONTROL UNIT (LEFT REAR OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (BASE OF TRANSMISSION SHIFTER ASSEMBLY) (LEFT FRONT FOOTWELL) (RIGHT REAR OF ENGINE COMPT) (IF EQUIPPED) (W/ ACTIVE BLIND SPOT) (7-SPEED A/T) (EARLY PRODUCTION) (W/ AUDIO 20), (W/ AUDIO 20 & CD CHANGER) (IF EQUIPPED) W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION W/O KEYLESS GO W/ KEYLESS GO W/ KEYLESS GO W/O KEYLESS GO W16/5 W15/5 FROM FUSE 16 (DIAGRAM 4 OF 5) FROM FUSE 32 (DIAGRAM 4 OF 5) FROM FUSE 5 (DIAGRAM 4 OF 5) DISTRONIC ELECTRIC CONTROLLER UNIT ANALOG CLOCK RIGHT REAR BUMPER RADAR SENSOR & LEFT REAR BUMPER RADAR ELECTRONIC STABILITY PROGRAM CONTROL UNIT TO FRONT PREFUSE BOX (DIAGRAM 1 OF 5) FULLY INTEGRATED TRANSMISSION CONTROL UNIT VARIO ROOF CONTROL UNIT INSTRUMENT CLUSTER RIGHT FRONT BUMPER DISTRONIC SENSOR (DTR) & LEFT FRONT BUMPER DISTRONIC SENSOR (DTR) ME-SFI (ME) CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT FROM FRONT PREFUSE BOX (DIAGRAM 1 OF 5) FUEL PUMP CONTROL UNIT FROM FRONT PREFUSE BOX (DIAGRAM 1 OF 5) RADIO COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM