Ford·Focus·2018 Ford Focus·Wiring
Wiring diagram

2018 Ford Focus — power distribution

Sheets 6Labels 1206

Power distribution

A 5A 30A J 10A 5A 40A 40A 15A 5A 70A 40A 10A 40A 40A 10A 5A E D 150A V BATT V BATT C B 50A 100A 80A 15A 5A 5A 30A 40A 10A 50A 50A 70A 15A 20A G MICRO HEATER ELEMENT 1 & 2 RELAY HEATER ELEMENT 3 RELAY ENGINE COOLING FAN RELAY POWER STEERING CONTROL MODULE (PSCM) LIFTGATE/ DECKLID RELEASE RELAY BATTERY JUNCTION BOX (BJB) BATTERY JUNCTION BOX (BJB) BODY CONTROL MODULE (BCM) HEADLAMP SWITCH BRAKE PEDAL POSITION (BPP) SWITCH DATA LINK CONNECTOR (DLC) BODY CONTROL MODULE (BCM) SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE (SOBDCM) BODY CONTROL MODULE (BCM) LEFT FRONT WINDSHIELD WIPER MOTOR RIGHT FRONT WINDSHIELD WIPER MOTOR CHARGE STATUS INDICATOR (CSI) TRANSMISSION CONTROL MODULE (TCM) SMART DATA LINK CONNECTOR (SDLC) MODULE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE POWERTRAIN CONTROL MODULE (PCM) BATTERY JUNCTION BOX (BJB) VACUUM PUMP CUT-OFF RELAY BLOWER MOTOR RELAY HIGH VOLTAGE BATTERY COOLANT DIVERTER VALVE CABIN HEATER COOLANT DIVERTER VALVE ELECTRIC MOTOR COOLANT DIVERTER VALVE ENGINE COOLING FAN RELAY HIGH VOLTAGE BATTERY COOLANT COOLER THV & ISOLATOR SOLENOID VALVE ASSEMBLY CONTACTOR RELAY HEATER ELEMENT 3 RELAY HORN RELAY HEATER ELEMENT 1 & 2 RELAY POWERTRAIN CONTROL MODULE (PCM) BATTERY JUNCTION BOX (BJB) CABIN AIR CONDITIONING ISOLATOR SOLENOID VALVE BATTERY JUNCTION BOX (BJB) C2280D 8 C2280A 3 C1821C 1 3 1 1 3 42 1 2 1 1 3 13 16 20 C214 1 C1035C 39 15 C1035C 12 C175B 89 16 C1822A C214 9 1 C1617F 3 C1617L 3 1 1 1 3 1 A A A C1035C 31 C175A 62 C1035C 35 5 3 1 2 C1035B 1 1 4 88 30 2 C248 C1617C 1 C1617K 1 C1617D C1617G C1463A C1617B 1 1 1 C1617E 2 C2280G C1617J C1035A 4 C1617A GRN/RED BRN/RED BRN/RED GRN/RED RED RED BRN/RED BLU/ORG BLU/WHT RED GRN/RED RED BLU/ YEL/ ORG BLU/ YEL/ ORG GRY/VIO GRY/VIO GRY/VIO GRN/RED BRN YEL/BLU BRN BRN BRN RED RED ORG/YEL WHT/ RED RED WHT/ RED WHT/ WHT/ RED GRN/BRN GRN/BRN BLU/ORG BLU/ORG BLU/WHT BRN/RED YEL/RED YEL/RED BLU/ORG VIO/RED YEL/RED YEL/RED BRN BRN BRN/RED BLK/YEL RED RED WHT/RED BRN BRN GRN/RED YEL/BLU YEL/BLU YEL/BLU WHT/RED RED RED RED RED RED VIO/RED GRN/RED BRN/RED RED RED GRN/RED WHT WHT/BLU YEL RED BLU/RED BLU BLU WHT WHT YEL/RED YEL/RED RED GRY/RED RED WHT/RED BRN/RED RED RED BLK HIGH CURRENT BATTERY JUNCTION BOX (BJB) MEGA FUSE 5 MEGA FUSE 9 MEGA FUSE 4 MEGA FUSE 8 MEGA FUSE 10 MEGA FUSE 1 MEGA FUSE 2 MEGA FUSE 3 MEGA FUSE 6 FUSE 65 FUSE 18 FUSE 27 FUSE 22 FUSE 30 FUSE 47 FUSE 26 FUSE 21 FUSE 24 FUSE 13 FUSE 31 FUSE 15 FUSE 8 FUSE 7 BATTERY BATTERY MONITORING SENSOR PCM POWER RELAY FUSE 11 FUSE 10 FUSE 12 FUSE 23 FUSE 32 FUSE 48 FUSE 20 (ON BATTERY) (POWER STEERING WIRING ASSEMBLY, NEAR BREAKOUT TO G108) (LEFT SIDE OF MOTOR COMPT) (LEFT SIDE OF MOTOR COMPT) (LOWER RIGHT SIDE OF DASH) (JUNCTION BOX WIRING ASSEMBLY, NEAR BREAKOUT TO G106) (JUNCTION BOX WIRING ASSEMBLY, IN BREAKOUT TO C1646) (MAIN WIRING ASSEMBLY, NEAR BREAKOUT TO HEADLAMP SWITCH) (ON BATTERY POSITIVE (+) POST) (LEFT SIDE OF MOTOR COMPT) (LOWER RIGHT SIDE OF DASH) (LOWER RIGHT SIDE OF DASH) (LEFT SIDE OF MOTOR COMPT) (ENGINE CONTROL SENSOR WIRING ASSEMBLY, IN BREAKOUT TO BAROMETRIC ABSOLUTE PRESSURE SENSOR) (JUNCTION BOX WIRING ASSEMBLY, NEAR BREAKOUT TO CABIN AIR CONDITIONING ISOLATOR SOLENOID VALVE) (JUNCTION BOX WIRING HARNESS, IN BREAKOUT TO BATTERY JUNCTION BOX) (LEFT SIDE OF MOTOR COMPT) (LEFT SIDE OF MOTOR COMPT) S124 S106 S108 S264 S131 S115 S152 G100 (NOT USED) TO DC TO DC CONVERTER CONTROL MODULE (DC/DC) (DIAGRAM 6 OF 6) TO FUSE 72 (DIAGRAM 4 OF 6) TO FUSE 66 (DIAGRAM 3 OF 6) TO SPLICE S405 (DIAGRAM 5 OF 6) TO BATTERY JUNCTION BOX (BJB) (DIAGRAM 2 OF 6) TO FUSE 33 (DIAGRAM 2 OF 6) TO BATTERY JUNCTION BOX (BJB) (DIAGRAM 2 OF 6)
5A 15A RELAY IGNITION CONTROL 5A A H 20A 15A G 10A 15A 20A 5A 15A 5A F F E BATTERY JUNCTION BOX (BJB) LEFT HEADLAMP ASSEMBLY RIGHT HEADLAMP ASSEMBLY REAR WIPER RELAY REAR JUNCTION BOX (RJB) POWER STEERING CONTROL MODULE (PSCM) ANTI-LOCK BRAKE SYSTEM (ABS) MODULE POWERTRAIN CONTROL MODULE (PCM) VEHICLE AUDIO SIGNAL FOR PEDESTRIAN REAR WINDOW WIPER MOTOR CONTACTOR RELAY GENERIC FUNCTION MODULE 2 (GFM2) MICRO BODY CONTROL MODULE (BCM) BATTERY JUNCTION BOX (BJB) AIR CONDITIONING CONTROL MODULE (ACCM) ELECTRIC MOTOR COOLANT PUMP HIGH VOLTAGE BATTERY COOLANT PUMP CABIN HEATER COOLANT PUMP POWERTRAIN CONTROL MODULE (PCM) C1838A 1 13 13 C175B 3 1 1 1 36 C238 1 29 C1035C 1 6 C1035C 32 5 C411 11 1 1 56 C175A C1035C 20 C1463B 3 C140 1 35 14 C2280D 2 5 3 1 YEL/GRY YEL/GRY GRY GRY GRY GRN WHT GRN/WHT GRN/WHT GRN/WHT GRN/WHT GRY/YEL GRY/YEL WHT WHT GRN GRN GRN GRY/YEL GRY/YEL GRY/YEL GRY/YEL VIO/GRY VIO/GRY GRN/WHT GRN GRN BLK GRN GRN BLU GRN GRN GRN GRN WHT GRY/BRN GRY/BRN GRY/BRN GRY/BRN RED GRN/VIO BLK/YEL FUSE 40 FUSE 37 FUSE 42 FUSE 19 FUSE 41 FUSE 38 FUSE 43 IGNITION RELAY FUSE 33 FUSE 34 FUSE 36 FUSE 35 (JUNCTION BOX WIRING ASSEMBLY, IN BREAKOUT TO BATTERY JUNCTION BOX) (LEFT SIDE OF MOTOR COMPT) (JUNCTION BOX WIRING ASSEMBLY, IN BREAKOUT TO BJB) (BODY WIRING ASSEMBLY, IN BREAKOUT TO C411) (BEHIND REAR OF LEFT REAR QUARTERPANEL) (ENGINE CONTROL SENSOR WIRING ASSEMBLY, IN BREAKOUT TO BATTERY JUNCTION BOX) (ENGINE CONTROL SENSOR WIRING ASSEMBLY, IN BREAKOUT TO BAROMETRIC ABSOLUTE PRESSURE SENSOR) (LOWER RIGHT SIDE OF DASH) (LEFT SIDE OF MOTOR COMPT) S116 S117 S339 S150 S151 FROM BATTERY JUNCTION BOX (BJB) (DIAGRAM 2 OF 6) TO BODY CONTROL MODULE (BCM) (DIAGRAM 4 OF 6) FROM FUSE 32 (DIAGRAM 1 OF 6) FROM SPLICE S115 (DIAGRAM 1 OF 6) TO SPLICE S116 (DIAGRAM 2 OF 6) FROM BATTERY JUNCTION BOX (BJB) (DIAGRAM 1 OF 6)
20A 20A 10A 5A 20A 20A 10A 5A 5A 20A 5A 7.5A 5A 15A 5A 7.5A C MICRO MICRO MICRO REMOTE FUNCTIONS RECEIVER (RFR) MODULE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) SMART DATA LINK CONNECTOR (SDLC) MODULE INSTRUMENT PANEL CLUSTER (IPC) HVAC CONTROL MODULE BODY CONTROL MODULE (BCM) MICRO MICRO MICRO GLOVE COMPARTMENT LAMP REAR DOME LAMP RIGHT VANITY MIRROR LAMP CENTER INTERIOR LAMPS FRONT INTERIOR/ MAP LAMPS ASSEMBLY MASTER WINDOW CONTROL SWITCH LEFT VANITY MIRROR LAMP LEFT LUGGAGE COMPARTMENT LAMP 1 1 1 8 C2280E 7 7 11 C2280E 10 1 1 C215 3 1 3 5 C211 4 12 C2280F 1 1 1 1 1 A3 C339 1 18 16 C2280H 17 10 C2280F C2280F 1 24 16 C2280D 20 C2280F C228B 26 16 3 19 C2280H 2 21 6 C2280E 15 C237 1 (OR YEL/VIO) BRN/GRN YEL/VIO BRN/GRN BRN/GRN BLK/WHT BRN/WHT RED BRN/ GRY/RED YEL/RED BRN/GRN WHT BLK/ WHT BLK/ BRN/ WHT BLK/ WHT WHT BRN/ BRN/ WHT BLU/ GRY BLU/RED GRN BRN/ GRN BRN/ BRN/ GRN BRN/GRN WHT/BRN BRN/GRN BLK YEL/VIO VIO/RED BLU/RED YEL/RED GRY/RED VIO/RED BRN/RED FUSE 66 FUSE 68 FUSE 84 FUSE 71 FUSE 73 FUSE 81 FUSE 69 FUSE 67 SPARE RELAY SPARE RELAY DRIVER DOOR UNLOCK RELAY FUSE 70 FUSE 83 INTERIOR LIGHT RELAY PASSENGER DOOR UNLOCK RELAY ALL LOCK RELAY FUSE 60 FUSE 58 FUSE 59 FUSE 63 FUSE 62 FUSE 61 REAR POWER POINT FRONT CIGAR LIGHTER (LOWER RIGHT SIDE OF DASH) (PARKING BRAKE SWITCH WIRING ASSEMBLY, NEAR BREAKOUT TO C215) (BODY WIRING ASSEMBLY, NEAR BREAKOUT TO RESTRAINTS CONTROL MODULE) (INTERIOR LAMP WIRING ASSEMBLY, NEAR BREAKOUT TO OVERHEAD CONSOLE SWITCH ASSEMBLY) (RIGHT KICK PANEL) S296 S323 S322 S901 S300 G202 (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) (W/O ROOF OPENING PANEL) (W/ ROOF OPENING PANEL) FROM BODY CONTROL MODULE (BCM) (DIAGRAM 1 OF 6)
15A 20A 20A DETECT CRANK SW 1 H SUPPLY SASM 20A 7.5A B VPWR 10A 7.5A ILLUM SW 2 SW 1 STOP STOP START/ START/ 5A 15A 10A 15A BODY CONTROL MODULE (BCM) FRONT WASHER RELAY REAR WASHER RELAY HIGH BEAM RELAY REVERSING LAMP RELAY FOG LAMP RELAY MICRO REMOTE FUNCTION ACTUATOR (RFA) MODULE STEERING ANGLE SENSOR MODULE (SASM) RESTRAINTS CONTROL MODULE (RCM) PASSENGER AIR BAG DEACTIVATION (PAD) INDICATOR OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) BATTERY JUNCTION BOX (BJB) AUDIO CONTROL MODULE (ACM) FRONT CONTROLS INTERFACE MODULE (FCIM) MICRO REMOTE FUNCTION ACTUATOR (RFA) MODULE BODY CONTROL MODULE (BCM) POWERTRAIN CONTROL MODULE (PCM) C2280E 9 C2280F 22 C2153A C2280E C3007 5 5 C300 9 C240A C2280F C2280D 9 C226A 1 18 19 C310A 23 C3007 1 41 C237 2 4 17 17 C214 C210 C210 4 1 3 2 4 C1035C 2 C175A 27 1 4 6 3 C2280C 12 22 28 18 C2153A 3 8 8 1 BRN/RED BRN/RED BRN/RED YEL GRN/ YEL/GRY VIO/RED BLU/ BLU WHT/RED WHT/RED GRN BLU/WHT BRN/RED GRN GRN GRN YEL YEL BRN GRN/BRN VIO/RED RED BRN BRN RED WHT RED RED GRN/BRN BRN RED RED BRN/RED BRN/RED BRN/RED BRN/RED FUSE 79 FUSE 76 FUSE 74 FUSE 56 FUSE 80 FUSE 75 FUSE 77 FUSE 72 FUSE 78 FUSE 86 FUSE 85 FUEL PUMP RELAY START/STOP SWITCH (LOWER RIGHT SIDE OF DASH) (MAIN WIRING ASSEMBLY, NEAR BREAKOUT TO RIGHT FOOTWELL AIR DISCHARGE TEMPERATURE SENSOR) (MAIN WIRING HARNESS, NEAR BREAKOUT TO AIR INLET BLEND DOOR ACTUATOR) (BODY WIRING HARNESS, NEAR BREAKOUT TO RESTRAINTS CONTROL MODULE) (MAIN WIRING ASSEMBLY, NEAR BREAKOUT TO AIR INLET BLEND DOOR ACTUATOR) (MAIN WIRING ASSEMBLY, NEAR BREAKOUT TO RIGHT FOOTWELL AIR DISCHARGE TEMPERATURE SENSOR) (LEFT SIDE OF MOTOR COMPT) (LOWER RIGHT SIDE OF DASH) S281 S231 S344 S233 S229 (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) FROM BODY CONTROL MODULE (BCM) (DIAGRAM 1 OF 6) FROM BATTERY JUNCTION BOX (BJB) (DIAGRAM 2 OF 6)
5A CONTROL RELAY ACCESSORY 5A 25A 5A 25A 25A 25A 25A 25A 10A 5A 15A 15A 5A 5A D REAR JUNCTION BOX (RJB) PASSENGER DOOR MODULE (PDM) RIGHT REAR DOOR MODULE DRIVER DOOR MODULE (DDM) LEFT REAR DOOR MODULE TELEMATIC CONTROL UNIT MODULE (TCU) LEFT FRONT EXTERIOR DOOR HANDLE RIGHT FRONT EXTERIOR DOOR HANDLE MICRO REAR WINDOW DEFROST RELAY UPPER HIGH VOLTAGE BATTERY PACK DRIVER SIDE FRONT HEATED SEAT MODULE PARKING AID MODULE (PAM) DRIVER SIDE FRONT SEAT CONTROL SWITCH VIDEO CAMERA HVAC CONTROL MODULE PASSENGER SIDE FRONT HEATED SEAT MODULE BODY CONTROL MODULE (BCM) REAR JUNCTION BOX (RJB) 2 1 5 3 15 C300 C228B 31 C237 15 C3007 21 C494 1 C4805E 15 19 1 3 1 A4 6 3 C610 C340 A4 6 C510 3 C339 C300 10 16 C314 B17 2 A17 C313 2 A14 C340 2 C652A A14 C339 C501A 2 5 5 1 C4014A 1 41 C2280B BRN/VIO YEL/GRY YEL/GRY RED GRN/RED GRN/RED WHT WHT BRN/GRN BRN/GRN BRN/GRN YEL/RED YEL/RED YEL/RED BRN/RED BRN/RED GRY/BRN GRY/BRN NCA GRN/WHT BLU GRN/WHT GRN/WHT GRN/WHT NCA VIO/RED VIO/RED RED GRN/RED GRN/RED BRN/RED BLU/RED YEL/RED BLK RED BLK YEL/GRY GRN/RED WHT/ORG GRN/RED BLU BLU WHT BLU RED GRN/RED GRN/RED FUSE 4 FUSE 5 FUSE 2 FUSE 1 FUSE 7 FUSE 3 FUSE 6 FUSE 8 ACCESSORY RELAY FUSE 29 FUSE 35 FUSE 34 FUSE 30 FUSE 11 FUSE 10 FUSE 9 (BEHIND REAR OF LEFT REAR QUARTERPANEL) (BODY WIRING ASSEMBLY, NEAR BREAKOUT TO RESTRAINTS CONTROL MODULE) (BODY WIRING ASSEMBLY, IN BREAKOUT TO REAR JUNCTION BOX) (BODY WIRING ASSEMBLY, NEAR BREAKOUT TO G305) (BODY WIRING ASSEMBLY, NEAR BREAKOUT TO TELEMATIC CONTROL UNIT MODULE) (BODY WIRING ASSEMBLY, IN BREAKOUT TO REAR JUNCTION BOX) (LOWER RIGHT SIDE OF DASH) (BEHIND REAR OF LEFT REAR QUARTERPANEL) S321 S405 S345 S415 S416 (NOT USED) (W/ REVERSE PARKING AID) FROM HIGH CURRENT BATTERY JUNCTION BOX (BJB) (DIAGRAM 1 OF 6)
HV MAIN NEGATIVE HV MAIN POSITIVE HV MAIN NEGATIVE HV MAIN POSITIVE DC/DC HSD EN HVIL RTN HVIL SIG HV BATT (-) HV BATT (+) HV BATT (-) HV BATT (+) HV BATT (+) HV BATT (-) HV BATT (-) HV BATT (+) HV MAIN NEGATIVE HV BATT (-) HV MAIN NEGATIVE HV MAIN POSITIVE HV BATT (-) HV BATT (+) HV BATT (-) HV MAIN NEGATIVE 20A 40A 40A DC/DC HSD EN GND EV HS CAN (-) EV HS CAN (+) VBATT J TRANSMISSION CONTROL MODULE (TCM) BATTERY JUNCTION BOX (BJB) UPPER HIGH VOLTAGE BATTERY PACK LOWER HIGH VOLTAGE BATTERY PACK GENERIC FUNCTION MODULE 2 (GFM2) PTC HEATER AIR CONDITIONING CONTROL MODULE (ACCM) POWERTRAIN CONTROL MODULE (PCM) 3 4 C1838D 3 4 C1838C 2 1 C1838D 2 1 C1838C C1838A 9 7 5 C1035C 13 91 C1822B 3 4 1 2 C1822C 1 2 C1822E 2 1 C1822G 59 55 C175B 14 13 C1822A C1822B 2 1 B B B C4804A B A B C4804B 1 C4804C C4804D 1 1 C4805A C4805D B A B C4805C C4805B 1 A C1822H A C1822D A C1822F 9 8 7 6 5 4 3 2 1 C1457D 1 C1457C 1 C1457B 4 3 C1457A 1 2 NCA NCA NCA NCA ORG ORG ORG ORG GRY/YEL YEL/ORG YEL/ORG GRY/YEL ORG/GRY YEL/ORG BRN/YEL NCA NCA GRN GRN BLK BLK WHT/BRN BRN/WHT ORG/GRY ORG/GRY ORG/GRY YEL/ORG WHT/BRN BRN/WHT ORG/BLK ORG/WHT ORG/BLK ORG/WHT ORG/BLK ORG/WHT ORG ORG ORG/BLK ORG/BLK ORG/BLK ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG/WHT ORG/WHT ORG/WHT BRN/YEL GRN/YEL WHT/BLU WHT WHT/BLU FRONT FUSE REAR FUSE MIDDLE FUSE DC TO DC CONVERTER CONTROL MODULE (DC/DC) (TOP OF ELECTRIC MOTOR ASSEMBLY) (LEFT SIDE OF MOTOR COMPT) (BEHIND REAR SEATS) (UNDER REAR SEATS) (LEFT FRONT OF MOTOR COMPT) (TOP FRONT OF ELECTRIC MOTOR ASSEMBLY) G103 HYT01 HYT02 CYD01 CDC13 ZA180 CYD02 CYD03 VDB05 VDB04 FROM HIGH CURRENT BATTERY JUNCTION BOX (BJB) (DIAGRAM 1 OF 6) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM