Alfa-Romeo·4C·2018 Alfa Romeo 4C·Wiring
Wiring diagram

2018 Alfa Romeo 4C — power distribution

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Power distribution

JUNCTION UNIT STARTING ENABLING RELAY ALTERNATOR STARTER MOTOR DUAL CLUTCH AUTOMATIC TRANSMISSION CONTROL UNIT ENGINE MANAGEMENT CONTROL UNIT A/C COMPRESSOR RELAY ENGINE MANAGEMENT SYSTEM RELAY HVAC 12V SOCKET RELAY VOLTAGE REGULATOR FOR DOUBLE CLUTCH GEARBOX PUMP ENGINE COOLING FAN RELAY ENGINE MANAGEMENT CONTROL UNIT ABS BRAKING SYSTEM CONTROL UNIT DUAL CLUTCH AUTOMATIC TRANSMISSION CONTROL UNIT AIR CONDITIONING SYSTEM ELECTRIC WATER PUMP RELAY SWITCH 41 72 30 53 3 5 88 C1 4 25 24 12 1 2 46 3 D308 3 1 33 27 17 C2 28 C1 28 73 57 C2 12 D277 C1 86 34 C1 63 66 23 11 1 C2 2 3 C1 1 2 25 9 C2 C3 RED RED VIO RED/VIO RED/VIO WHT WHT WHT WHT RED/BLK RED/BLK RED/WHT RED/WHT RED/BLK RED/BLK RED RED RED/BLK RED/BLK RED/BLK RED/BLK RED/BLU RED/BLU RED/WHT RED/WHT RED/DK BLU RED/DK BLU BRN ORG/BLK ORG/BLK ORG/BLK ORG GRY DK BLU BRN ORG RED/DK BLU RED/DK BLU RED RED RED BLK RED RED A N/A START RUN LOCK ACC F 15A 87 E D C B 30 7.5A 10A 30 86 30 30 86 +30 20A 40A +30 40A 5A 15A 15A 30 86 5A INT/A INT 50 15/54 30 20A 70A MAXI FUSE BOX ON BATTERY FUSE 1 FUSE 3 FUSE 16 BATTERY IGNITION SWITCH FUSE 18 FUSE 19 FUSE 5 FUSE 4 FUSE 86 FUSE 30 FUSE 15 FUSE 83 FUSE 14 (IN ENGINE COMPT) (ON BATTERY TERMINAL) (BATTERY CABLE TO BODY) (FRONT OF ENGINE COMPT) (IN ENGINE COMPT) C003 S008L S014L TO FUSE 24 (DIAGRAM 2 OF 3) TO BODY COMPUTER (DIAGRAM 2 OF 3) TO BODY COMPUTER (DIAGRAM 3 OF 3) TO BODY COMPUTER (DIAGRAM 3 OF 3) TO FUSE 7 (DIAGRAM 2 OF 3) TO CIGAR LIGHTER/ CURRENT SOCKET (DIAGRAM 3 OF 3)
JUNCTION UNIT LOW SPEED COOLING FAN RELAY AFTER-RUN WATER PUMP RELAY HIGH SPEED COOLING FAN RELAY FUEL PUMP RELAY DOOR MIRROR DEFROSTING RELAY SINGLE TONE HORN RELAY BODY COMPUTER XENON/HALOGEN MAIN BEAM HEADLIGHT SHUTTER (BI-LED) RELAY ABS BRAKING SYSTEM CONTROL UNIT PASSENGER COMPARTMENT AIR FAN SPEED RELAY STEERING ANGLE CONTROL UNIT D306 1 C3 29 C5 1 3 C2 71 29 42 18 61 43 31 C2 D277 1 5 28 64 GRY/WHT GRY GRY/YEL RED/GRN RED/GRN VIO/YEL VIO/YEL RED RED RED RED ORG/WHT ORG/WHT ORG/WHT ORG/WHT A 5A E INT/A 85 30A 30 30 20A 30 86 30 40A 30 86 86 30 30A 86 30 5A B 50A 15/54 15/54 5A FUSE 6 FUSE 7 FUSE 21 FUSE 84 FUSE 31 FUSE 24 FUSE 9 (IN ENGINE COMPT) (LEFT SIDE OF DASH) (CENTER OF DASH) S036L (W/ BLOWER) (W/O BLOWER) FROM FUSE 19 (DIAGRAM 1 OF 3) FROM FUSE 16 (DIAGRAM 1 OF 3) FROM IGNITION SWITCH (DIAGRAM 1 OF 3)
BODY COMPUTER RADIO RECEIVER NODE ALARM SIREN MULTIPLE TESTER CONNECTION ELECTRIC WINDSCREEN WASHER PUMP MOTOR RIGHT FRONT ELECTRIC WINDOW MOTOR INSTRUMENT PANEL TIRE INFLATION PRESSURE CONTROL UNIT DRIVER'S FRONT ELECTRIC WINDOW MOTOR RADIO ALARM SETUP COUPLING DRIVER'S FRONT DOOR LOCK GEARED MOTOR RIGHT FRONT DOOR LOCK GEARED MOTOR BODY COMPUTER DUAL CLUTCH AUTOMATIC TRANSMISSION GEAR SELECTOR CONTROL UNIT AIR BAG CONTROL UNIT RADIO RECEIVER NODE BRAKE PEDAL SWITCH PARKING SENSOR CONTROL UNIT ALFA DNA SYSTEM SELECTOR DOOR MIRROR DEFROSTING RELAY JUNCTION UNIT INSTRUMENT PANEL C1 1 3 1 C5 C4 C5 20 16 12 1 1 15 C4 28 4 11 C5 C1 C5 2 3 C1 1 8 14 2 7 3 C4 6 1 5 2 6 C3 24 7 25 C4 4 3 18 D031 9 6 19 9 D030 6 16 23 1 D031 D030 23 1 24 4 24 31 4 C2 6 22 C5 5 C1 A7 11 C1 A4 12 VIO BLK BLK/VIO ORG/ RED/LT GRN RED/LT GRN RED/GRN RED/GRN VIO/ORG VIO/ORG RED/GRN RED/GRN RED/GRN DK BLU/YEL DK BLU/YEL DK BLU/BLK DK BLU/BLK RED/WHT RED/WHT DK BLU/RED DK BLU/RED DK BLU/WHT DK BLU/WHT DK BLU/WHT DK BLU/WHT DK BLU/WHT DK BLU/RED DK BLU/BLK DK BLU/RED DK BLU/BLK RED/BLK RED/BLK RED/WHT RED/WHT WHT/BLK WHT/BLK WHT/BLK WHT/BLK WHT/BLK ORG/GRN ORG/GRN ORG/GRN GRN ORG/GRN DK BLU/YEL DK BLU/YEL DK BLU/LT GRN DK BLU/LT GRN DK BLU RED/LT GRN RED/LT GRN RED F +30 20A +30 7.5A 7.5A +30 INT 5A 7.5A 20A + 20A + 15A 86 7.5A D INT C +30 10A FUSE 36 FUSE 47 FUSE 48 FUSE 38 FUSE 43 FUSE 53 FUSE 51 FUSE 50 FUSE 37 FUSE 49 CIGAR LIGHTER/ CURRENT SOCKET (LEFT SIDE OF DASH) (LEFT SIDE OF LUGGAGE COMPT) (LEFT SIDE OF LUGGAGE COMPT) (CENTER OF DASH) (LEFT SIDE OF DASH) (RIGHT FRONT FRAME RAIL) (IN ENGINE COMPT) C011A S011L S012L S042L S023L FROM JUNCTION UNIT (DIAGRAM 1 OF 3) FROM JUNCTION UNIT (DIAGRAM 1 OF 3) FROM IGNITION SWITCH (DIAGRAM 1 OF 3)