Honda Civic VIII (2005-2009) fuse 21 Wiring diagrams

BLK WIRE BLU WIRE CABLE REEL CANCEL SWITCH CRUISE CONTROL COMBINATION SWITCH ETCS CONTROL RELAY FUSE 12 FUSE 19 FUSE 21 GRN WIRE GRN/YEL WIRE HORN SWITCH HOT AT ALL TIMES J/C LT GRN WIRE LT GRN/BLK WIRE MAIN SWITCH NCA WIRE ORG/ WIRE PGM-FI MAIN RELAY 1 PNK WIRE RED/BLK WIRE RESUME + SWITCH SET SWITCH STEERING WHEEL) UNDER HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLU WIRE CABLE REEL CANCEL SWITCH RESUME SWITCH CRUISE CONTROL COMBINATION SWITCH ETCS CONTROL RELAY FUSE 12 FUSE 19 FUSE 21 GRN WIRE GRN/YEL WIRE HORN SWITCH HOT AT ALL TIMES LT GRN WIRE LT GRN/BLK WIRE MAIN SWITCH NCA WIRE ORG/ WIRE PGM-FI MAIN RELAY 1 PNK WIRE RED/BLK WIRE SET SWITCH STEERING WHEEL) UNDER HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPARTMENT) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

10 11 12 13 14 15 16 17 PPL BLK WIRE BLU WIRE BRN WIRE DOOR LOCK KNOB SWITCH DOOR LOCK RELAY DRIVER' DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR UNLOCK RELAY FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FUSE 10 FUSE 15 FUSE 16 FUSE 17 FUSE 19 FUSE 21 FUSE 25 GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN RELAY HOT AT ALL TIMES HOT IN ON OR START IG KEY SW VBU VBU B-CAN TRUNK SW AT-P IMMOBILIZER CIRCUIT JUNCTION CONNECTOR KEY KEY CYLINDER SWITCH LOCK LOW BEAM HEAD- LIGHT RELAY LT GRN WIRE MICU ORG/ WIRE P-GND P-GND P-GND PASSENGER'S DOOR UNLOCK RELAY PNK 5 6 7 8 9 WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT REAR DOOR LOCK ACTUATOR/KNOB SWITCH (4 DOOR) S GND TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNLOCK WHT WIRE YEL WIRE

4 DOOR BLK WIRE BLU WIRE BRN WIRE DOOR LOCK KNOB SWITCH DOOR LOCK RELAY DRIVER' DOOR LOCK ACTUATOR/KNOB SWITCH DRIVER'S DOOR UNLOCK RELAY FRONT PASSENGER'S DOOR LOCK ACTUATOR/KNOB SWITCH FUSE 10 FUSE 15 FUSE 16 FUSE 17 FUSE 19 FUSE 21 FUSE 25 GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN RELAY HOT AT ALL TIMES HOT IN ON OR START IMMOBILIZER CIRCUIT JUNCTION CONNECTOR KEY CYLINDER SWITCH LOCK LOCK (2 DOOR) (BEHIND LEFT KICK PANEL) LOCK PNK WIRE LOW BEAM HEAD- LIGHT RELAY LT BLU WIRE LT GRN WIRE MICU ORG/ WIRE P-GND P-GND P-GND PASSENGER'S DOOR UNLOCK RELAY PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT REAR DOOR LOCK ACTUATOR/KNOB SWITCH (4 DOOR) S GND TAILLIGHT RELAY TRUNK LID OPENER RELAY (EX, SI) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNLOCK UNLOCK KEY WHT WIRE YEL WIRE

2-DR: LX, EX, SI AREA NETWORK CONTROLLER BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE DIMMER/FLASH- TO-PASS SWITCH DRL INDICATOR FOG LIGHT RELAY (UNDER LEFT SIDE OF DASH) FOG LIGHT SWITCH FR FOG RLY CL- FUSE 10 FUSE 12 FUSE 16 FUSE 13 FUSE 17 FUSE 18 FUSE 21 FUSE 23 FUSE 6 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE H/L ON SW H/L OFF SW SMALL LT SW COMBI GDN PASSING SW DIM SW FOG LT SW HEAD HEADLIGHT SWITCH COMBINATION LIGHT SWITCH HI LO HIGH BEAM CONTROL CIRCUIT HIGH BEAM DIMMING CIRCUIT HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR START LEFT FOG LIGHT LEFT HEADLIGHT LIGHTS ON INDICATOR LO HI LOW BEAM HEADLIGHT RELAY LT BLU WIRE LT GRN (OR ORG) WIRE LT GRN WIRE MICU NOT USED OFF HEAD PNK WIRE ORG/ WIRE P-GND P-GND P-GND PARK PARK OFF PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSING PNK PNK WIRE PNK WIRE POWER WINDOWS SYSTEM PPL RED WIRE RED/BLK WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT S GND SMALL LIGHT DIMMING CIRCUIT STABILIZE CIRCUIT UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VBU VBU B-CAN WARNING DRIVE CIRCUIT WHT WIRE WHT/RED WIRE

AREA NETWORK CONTROLLER B-CAN BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE COMBINATION LIGHT SWITCH DIMMER/FLASH- TO-PASS SWITCH DRL INDICATOR FOG LIGHT RELAY (UNDER LEFT SIDE OF DASH) FOG LIGHT SWITCH FR FOG RLY CL- FUSE 10 FUSE 12 FUSE 16 FUSE 13 FUSE 17 FUSE 18 FUSE 21 FUSE 23 FUSE 6 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE H/L ON SW H/L OFF SW SMALL LT SW COMBI GDN PASSING SW DIM SW FOG LT SW HEAD HEADLIGHT SWITCH HI LO HIGH BEAM CONTROL CIRCUIT HIGH BEAM DIMMING CIRCUIT HIGH BEAM INDICATOR HOT AT ALL TIMES HOT AT ALL TIMES UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) HOT IN ON OR START LEFT FOG LIGHT LEFT HEADLIGHT LIGHTS ON INDICATOR LOW BEAM HEADLIGHT RELAY LT BLU WIRE LT GRN (OR ORG) WIRE LT GRN WIRE MICU OFF OFF HEAD ORG/ WIRE P-GND P-GND P-GND PARK PARK OFF PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSING PNK PNK WIRE PNK WIRE PPL RED WIRE RIGHT FOG LIGHT RIGHT HEADLIGHT S GND STABILIZE CIRCUIT SMALL LIGHT DIMMING CIRCUIT UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT WHT WIRE WHT/RED WIRE

+B INTR LT VBU +B RR FOG +B RR FOG +B D/L +B SMALL +B H/L LO MAIN 13 8 14 9 (W/ SI) (W/O SI) A/C COMPRESSOR CLUTCH RELAY REAR WINDOW DEFOGGER RELAY A/C CONDENSER FAN RELAY ABS MODULATOR CONTROL UNIT (W/O SI) VSA MODULATOR CONTROL UNIT (W/ SI) ALTERNATOR BATTERY BLK WIRE BLOWER MOTOR RELAY BLU WIRE BRAKE PEDAL POSITION HAZARD WARNING SWITCH CEILING LIGHT STERIO AMPLIFIER (2-DR: EX) ELECTRICAL LOAD DETECTOR (ELD) UNIT (USA) (CANADA: SI) ETCS CNTRL RELAY FROM BATTERY (DIAGRAM 1 OF 3) FROM MULTI-FUSE 1 (DIAGRAM 1 OF 3) FRONT INDIVIDUAL MAP LIGHTS (EX, LX, SI) FUSE 13 (NOT USED) FUSE 10 FUSE 12 FUSE 5 (NOT USED) FUSE 14 (NOT USED) FUSE 17 (NOT USED) FUSE 16 (NOT USED) FUSE 11 FUSE 18 FUSE 18 FUSE 19 FUSE 19 FUSE 21 FUSE 20 FUSE 20 (NOT USED) FUSE 24 FUSE 25 FUSE 21 FUSE 22 FUSE 9 FUSE 23 FUSE 27 (NOT USED) FUSE 7 (NOT USED) FUSE 5 FUSE 31 (NOT USED) FUSE 6 FUSE 7 FUSE 8 GRN WIRE IGNITION COIL RELAY PGM-FI SUB-RELAY LT BLU WIRE LT GRN WIRE M/T A/T MICU MICU +B H/L HI MAIN MICU +B HORN +B HAZ MOONROOF CONTROL UNIT (EX, SI) MULTI FUSE 1 MULTI FUSE 2 MULTI FUSE 3 MULTI-FUSE 4 ORG/ WIRE PGM-FI MAIN RELAY 1 RADIATOR FAN RELAY RED WIRE STARTER STARTER SOLENOID STEREO AMPLIFIER SWITCH TO IGNITION SWITCH (DIAGRAM 2 OF 3) TO UNDER-DASH FUSE/RELAY BOX (DIAGRAM 2 OF 3) TO UNDER-DASH FUSE/RELAY BOX, FUSE 28, 29 (DIAGRAM 2 OF 3) TO UNDER-HOOD FUSE/RELAY BOX, MULTI-FUSE 3 (DIAGRAM 1 OF 3) TO UNDER-HOOD FUSE/RELAY BOX, MULTI-FUSE 4 (DIAGRAM 1 OF 3) TRUNK LIGHT EPS CONTROL UNIT UNDER-DASH FUSE/ RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) WHT WIRE YEL WIRE

AUXILIARY HOOD FUSE/ RELAY BOX (LEFT SIDE OF ENG COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRAKE PEDAL POSITION SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/YEL WIRE CKP SENSOR (LOWER RIGHT FRONT OF ENGINE) CMP SENSOR (RIGHT REAR CVT DRIVE PULLEY SPEED SENSOR (ON TRANSMISSION HOUSING) CVT DRIVEN PULLEY SPEED SENSOR (ON TRANSMISSION HOUSING) CVT SPEED SENSOR (ON TRANSMISSION HOUSING) EOP SENSOR (TOP LEFT REAR OF ENGINE) ETCS CONTROL RELAY FROM CONTROL PGM-FI MAIN RELAY (DIAGRAM 5 OF 5) FUEL PUMP FUEL TANK UNIT (IN SIDE FUEL TANK) FUSE 12 FUSE 21 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE MAP SENSOR (LEFT REAR SIDE OF ENGINE) OF ENGINE) ORG/ WIRE PGM-FI MAIN RELAY 2 RED WIRE RED/BLK WIRE RED/BLU WIRE ROCKER ARM OIL PRESSURE SWITCH (TOP LEFT REAR OF ENG) TP SENSOR THROTTLE ACTUATOR (TOP RIGHT REAR OF ENG) UNDER- HOOD FUSE/ RELAY BOX (LEFT REAR OF ENG COMPT) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM APP SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CLUTCH PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CAN H CAN L COOLING FANS SYSTEM ELD UNIT ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ETCS CONTROL RELAY ETCSRLY SUB RLY PSPSW ELD EXTERIOR LIGHTS SYSTEM BKSWNC BKSW CRMTCLS WEN FANL FANH MRLY FTP SENSOR (UNDER LEFT SIDE OF FLOOR) FTP SLS FUSE 11 FUSE 12 FUSE 18 FUSE 19 FUSE 21 GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IGNITION COIL RELAY IGP IMOFLR ACPD APSA APSB LT BLU WIRE LT GRN WIRE M/T ONLY MAF/IAT SENSOR (LEFT REAR OF ENGINE COMPT) OIL PRESSURE SWITCH (TOP LEFT REAR OF ENGINE) ORG/ WIRE PGM-FI MAIN RELAY 1 PGM-FI SUB- RELAY PNK SHIFT INTERLOCK SYSTEM WIRE PNK WIRE PPL PPL 5 6 PPL PPL PSP SWITCH (RIGHT SIDE OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/YEL WIRE SCS UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) USA ONLY VSSOUT SOUNDS SYSTEM VSSV WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

A/C SYSTEM APP SENSOR (UNDER LEFT SIDE OF DASH) BKSWNC BKSW CRMTCLS WEN BLK WIRE BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BRN WIRE CAN-H- CAN-L- CLUTCH PEDAL POSITION SWITCH (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ELD ELD UNIT ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ETCS CONTROL RELAY ETCSRLY SUB RLY EXTERIOR LIGHTS SYSTEM ELECTRONIC POWER STEERING SYSTEM SOUNDS SYSTEM FTP RVSLCK NEP VSSOUT FTP SENSOR (UNDER LEFT SIDE OF FLOOR) FUSE 11 FUSE 12 FUSE 18 FUSE 19 FUSE 21 GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IGNITION COILS RELAY IGP IMOFLR ACPD APSA LT BLU WIRE LT GRN WIRE MAF/IAT SENSOR (LEFT SIDE OF ENGINE COMPT) OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PGM-FI MAIN RELAY 1 PGM-FI SUB- RELAY PNK WIRE PPL PPL PPL RED WIRE RED/BLK WIRE RED/YEL WIRE SCS UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VSSV WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE