Honda·Civic·2012 Honda Civic·Wiring
Wiring diagram

2012 Honda Civic — power distribution

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Power distribution

20A 70A 15A 15A 20A 30A 30A G 10A 100A 15A K 10A H 10A 20A 15A 15A 7.5A D C 15A A 7.5A B 50A 60A 15A 60A 10A 40A UNDER-HOOD FUSE/RELAY BOX HORN RELAY IGNITION COIL RELAY PGM-FI SUB RELAY BATTERY STARTER BRAKE PEDAL POSITION SWITCH VSA MODULATOR CONTROL UNIT EPS CONTROL UNIT SERVO UNIT BATTERY SENSOR WINDSHIELD WASHER MAIN RELAY DRIVER'S MICU DRIVER'S MICU ETCS CONTROL RELAY UNDER-DASH FUSE/RELAY BOX (OPTIONAL CONNECTOR) IGNITION KEY SWITCH CENTER JUNCTION BOX 1 CENTER JUNCTION BOX 2 HANDSFREE LINK CONTROL UNIT MULTI- INFORMATION DISPLAY UNIT AUDIO UNIT/ AUDIO NAVIGATION UNIT GAUGE CONTROL MODULE (TACH) AUTO LIGHT CONTROL UNIT POWER WINDOW MASTER SWITCH GAUGE CONTROL MODULE (SPEEDO) AUDIO- NAVIGATION UNIT MCM DATA LINK CONNECTOR B9 A3 C218 19 C228 1 A14 H6 F1 F2 A2 1 3 1 16 I5 1 D12 59 3 1 3 4 21 20 1 16 56 2 2 61 3 1 1 55 1 1 1 K7 A16 F3 G1 F2 J2 12 32 B1 H1 Q16 D28 15 C202 1 C218 1 P20 66 S4 2 54 B2 1 P1 A3 5 2 A5 A1 D1 3 D3 4 N2 1 2 Q7 R7 1 3 2 4 31 A24 8 H8 B4 H3 7 C223 2 C223 1 5 1 2 6 S7 D2 5 51 T1 WHT WHT WHT WHT WHT WHT WHT WHT WHT WHT YEL YEL WHT RED RED BLU BLU RED WHT WHT WHT WHT WHT WHT WHT WHT WHT WHT PPL PPL WHT WHT WHT WHT WHT WHT WHT WHT YEL BRN WHT WHT GRN PPL PPL PPL RED RED RED WHT WHT WHT RED RED WHT BLK WHT PPL BRN PPL PPL BLK BLK PPL PPL PPL PPL GRN BLK BLK YEL YEL GRN BRN BRN WHT BRN WHT WHT WHT WHT FUSE 18 FUSE 16 FUSE 14 FUSE 1-4 FUSE 19 FUSE 15 FUSE 1-1 FUSE 1-2 FUSE 1-3 FUSE 1-6 FUSE 17 FUSE 2-1 FUSE 2-2 FUSE 22 FUSE 2-3 FUSE 29 FUSE 24 FUSE 12 FUSE 28 FRONT ACCESSORY POWER SOCKET RELAY FUSE 20 FUSE 19 FUSE 42 FUSE 27 FUSE 1 G502 CONSOLE ACCESSORY POWER SOCKET RELAY CONSOLE ACCESSORY POWER SOCKET FRONT ACCESSORY POWER SOCKET (LEFT REAR OF ENGINE COMPT) (UNDER LEFT END OF DASH) (LEFT SIDE OF DASH) (BEHIND INSTRUMENT CLUSTER) (BEHIND INSTRUMENT CLUSTER) (RIGHT END OF DASH) (UNDER DRIVER'S SEAT) (LEFT SIDE OF DASH) G504 G601 G503 TO FUSE 27 (DIAGRAM 4 OF 4) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 4) FROM IGNITION SWITCH (DIAGRAM 4 OF 4) TO FUSE 41 (DIAGRAM 3 OF 4) TO FUSE 7 (DIAGRAM 2 OF 4) FROM IGNITION SWITCH (DIAGRAM 4 OF 4) TO IGNITION SWITCH (DIAGRAM 4 OF 4)
K E 7.5A 15A 15A D 7.5A UNDER-DASH FUSE/RELAY BOX REVERSE RELAY DIODE C PGM-FI MAIN RELAY DRIVER'S MICU DC-DC CONVERTER IMMOBILIZER- KEYLESS CONTROL UNIT HAZARD WARNING SWITCH J/C C402 MCM ELD PGM-FI MAIN RELAY 2 DRIVER A/C COMPRESSOR UNDER-HOOD FUSE/RELAY BOX AUTO LIGHT CONTROL MODULE PCM SECONDARY HO2S (SENSOR 2) TPMS CONTROL MODULE SHIFT LOCK SOLENOID EVAP CANISTER PURGE VALVE BRAKE PEDAL POSITION SWITCH MAF SENSOR/ IAT SENSOR GAUGE CONTROL MODULE (TACH) GAUGE CONTROL MODULE (SPEEDO) 5 R1 D11 4 3 20 18 A29 7 C204 13 C228 6 A1 P9 7 2 2 C10 6 P18 C13 1 2 NA NA 19 21 4 C228 5 3 3 B17 D10 C228 4 14 3 2 17 M7 B28 3 1 K9 YEL WHT WHT BRN YEL LT GRN YEL YEL GRY BRN LT GRN LT BLU LT GRN WHT YEL WHT YEL YEL YEL WHT WHT YEL WHT WHT YEL YEL YEL YEL YEL YEL BRN BRN YEL BRN BRN YEL BRN FUSE 4 FUSE 5 FUSE 2 FUSE 23 (UNDER LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 1 OF 4) TO FUSE 24 (DIAGRAM 3 OF 4) FROM FUSE 28 (DIAGRAM 1 OF 4)
15A L 20A H J 30A 7.5A 7.5A F 7.5A 10A 7.5A 7.5A E UNDER-DASH FUSE/RELAY BOX DRIVER'S MICU (OPTIONAL CONNECTOR) STEERING ANGLE SENSOR UNDER- HOOD FUSE/ RELAY BOX WINDSHIELD WIPER MAIN RELAY WINDSHIELD WASHER MAIN RELAY FRONT PASSENGER'S AIR BAG CUTOFF INDICATOR STARTER CUT RELAY 1 SRS UNIT RELAY CONTROL MODULE VSA MODULATOR CONTROL MODULE SERVO UNIT ODS/ OPDS UNIT EPS CONTROL MODULE CENTER JUNCTION BOX 2 PCM CENTER JUNCTION BOX 1 FRONT PASSENGER SEAT HEATER RELAY (HIGH) DRIVER'S SEAT HEATER RELAY (HIGH) FRONT PASSENGER SEAT HEATER RELAY (LOW) DRIVER'S SEAT HEATER RELAY (LOW) UNDER-DASH FUSE/RELAY BOX POWER WINDOW RELAY A/C COMPRESSOR CLUTCH RELAY UNDER-HOOD FUSE/RELAY BOX UNLOCK RELAY TAILGATE ACTUATOR RELAY LOCK RELAY UNLOCK RELAY (DR) FRONT PASSENGER'S SEAT HEATER SWITCH SERVO UNIT POWER MIRROR SWITCH RELAY CONTROL MODULE DRIVER'S SEAT HEATER SWITCH CLIMATE CONTROL UNIT A8 1 F5 C224 4 C225 5 3 5 3 5 B13 D2 3 2 5 2 5 2 5 2 5 2 1 3 80 80 72 72 C2 3 A4 D17 J3 17 E1 F5 D2 H10 A16 C4 7 3 C28 12 6 6 C202 15 4 6 D5 G3 Q2 C7 2 A2 C17 S10 A4 C224 1 A38 A39 7 1 H1 H4 B30 K4 8 A9 1 D31 P15 YEL GRN LT GRN RED LT GRN RED RED RED RED RED LT GRN BRN YEL YEL YEL YEL YEL BRN BRN BRN LT GRN LT GRN LT GRN LT GRN LT GRN LT GRN LT GRN LT GRN LT GRN GRN WHT WHT WHT GRY LT GRN LT GRN BRN BRN LT GRN LT GRN LT GRN BRN YEL YEL BRN LT GRN ORG RED YEL GRN YEL RED YEL YEL YEL GRY GRY GRY GRY W/ NAVIGATION W/O NAVIGATION FUSE 24 FUSE 46 FUSE 3 FUSE 6 FUSE 21 FUSE 22 FUSE 29 FUSE 14 STS FUSE FUSE 41 (UNDER LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) (BEHIND INSTRUMENT CLUSTER) (BEHIND INSTRUMENT CLUSTER) (UNDER LEFT END OF DASH) (LEFT REAR OF ENGINE COMPT) FROM FUSE 23 (DIAGRAM 2 OF 4) FROM IGNITION SWITCH (DIAGRAM 4 OF 4) FROM UNDER-HOOD FUSE/RELAY BOX (DIAGRAM 4 OF 4) FROM IGNITION SWITCH (DIAGRAM 4 OF 4) FROM FUSE 27 (DIAGRAM 1 OF 4)
40A 20A 20A L 60A 7.5A 30A 7.5A 15A 30A 10A 10A 20A J G F C B A ON ACC START LOCK ON ACC START LOCK LOCK ON START ACC ACC START LOCK ON UNDER-HOOD FUSE/RELAY BOX A/C COMPRESSOR CLUTCH RELAY RADIATOR FAN RELAY A/C CONDENSER FAN RELAY BLOWER MOTOR RELAY REAR WINDOW DEFOGGER RELAY DC-DC CONVERTER TPMS CONTROL UNIT AUXILIARY ELECTRICAL WASHER PUMP RELAY TAILGATE RELAY RIGHT HEADLIGHT LOW BEAM RELAY LEFT HEADLIGHT LOW BEAM RELAY PGM-FI MAIN RELAY 1 IGNITION KEY SWITCH RELAY CONTROL MODULE TRUNK LIGHT FRONT INDIVIDUAL MAP LIGHT CEILING LIGHT DRIVER'S MICU RELAY CONTROL MODULE UNDER-DASH FUSE/RELAY BOX C1 M3 B4 1 1 1 B4 5 1 1 B23 2 3 P7 3 C216 10 2 N13 D18 65 D8 58 C1 23 B7 B8 57 60 A8 T8 T101 64 2 1 5 4 3 BLU BLU LT BLU NCA BLU WHT RED GRN RED LT BLU BRN LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU LT BLU BLU WHT RED GRN BLK BLK RED BLU WHT YEL ORG RED IGNITION SWITCH FUSE 2-8 FUSE 2-10 FUSE 25 FUSE 2-11 FUSE 2-6 FUSE 23 FUSE 27 FUSE 20 FUSE 21 FUSE 2-4 FUSE 2-3 FUSE 28 FUSE 38 10A FUSE 40 7.5A FUSE 39 10A (LEFT REAR OF ENGINE COMPT) (UNDER LEFT END OF DASH) FROM UNDER-DASH FUSE/RELAY BOX (DIAGRAM 1 OF 4 ) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 4 ) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 4 ) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 1 OF 4 ) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 1 OF 4 ) FROM FUSE 1-6 (DIAGRAM 1 OF 4) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 3 OF 4)