Honda Civic IX (2011-2015) main circuit Wiring diagrams

B-CANL B-CANH B CAN TRANSCEIVER BLINKING CIRCUIT BLK WIRE BLU WIRE BRN WIRE CEILING LIGHT COMPUTER DATA LINES SYSTEM COURTESY LAMPS CIRCUIT DOOR ON DOOR SWITCH (ON FRONT PASSENGER "B" PILLAR) DRIVER'S DOOR SWITCH FRONT PASSENGER'S FUSE FUSE 22 FUSE 23 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY LIGHT IGNITION KEY SWITCH LEFT REAR DOOR SWITCH LT BLU WIRE LT GRN WIRE MAIN CIRCUIT MICU OFF PNK WIRE REGULATOR RIGHT REAR DOOR SWITCH SECURITY IND UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE

6 7 PNK WIRE B-CAN TRANSCEIVER B-CAN L B-CAN H BLK WIRE BLU WIRE BRN WIRE CIRCUIT COMBINATION LIGHT SWITCH COMPUTER DATA LINES SYSTEM DIMMER/ FLASH-TO- PASS SWITCH 0) LOW 1) HIGH 2) PASS DIMMING CIRCUIT FRONT FOG LIGHT IND FUSE GAUGE CONTROL MODULE (TACH) GRY WIRE HEADLIGHT SWITCH 0) OFF 1) PARK 2) AUTO 3) HEAD HIGH BEAM IND HOT IN ON OR START UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) IGNITION KEY SWITCH INDICATOR DRIVE CIRCUIT LIGHTS ON IND LT BLU WIRE LT GRN WIRE MAIN CIRCUIT MICU ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PNK WIRE RED WIRE REGULATOR WHT WIRE

30 31 PNK WIRE 6 7 8 9 10 11 12 EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM B-CAN H B-CAN L B-CAN TRANSCEIVER BLINKING CIRCUIT BLK WIRE BLU WIRE BRN WIRE CIRCUIT FOR AMBIENT (RED) WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND CRUISE CONTROL SYSTEM CRUISE MAIN IND DIMMING CIRCUIT DIMMING CIRCUIT TO FORCED TURNING-ON CIRCUIT (DIAGRAM 2 OF 2) ECM/PCM (LEFT SIDE OF ENGINE COMPT) F-CAN H F-CAN L F-CAN TRANSCEIVER FOR AMBIENT (BLUE OR RED) WIRE FUEL DISPLAY FUEL GAUGE SENDING UNIT FUEL TANK UNIT (IN TOP OF FUEL TANK) FUSE GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HIGH BEAM IND HOT AT ALL TIMES I- VTEC IND 6 IILUMINATION CONTROL, DIMMING IILUMINATION CONTROL, DIMMING CIRCUIT IILUMINATION CONTROL, DIMMING CIRCUIT FOR AMBIENT (GREEN) IILUMINATION CONTROL, DIMMING CIRCUIT FOR FUEL LCD BACK LIGHT (WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR GRADATION (WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR I-VTEC LETTER BACK LIGHT (WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR INSTANT FUEL LCD BACK LIGHT WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR POINTER (WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR REV BELT BACK LIGHT (WHITE) IILUMINATION CONTROL, DIMMING CIRCUIT FOR SP LCD BACK LIGHT (WHITE) IMMOBILIZER IND INDICATOR DRIVE CIRCUIT INSTANT FUEL DISPLAY LEFT TURN SIGNAL IND LOW FUEL IND LT BLU WIRE LT GRN WIRE MAIN CIRCUIT MESSAGE IND ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PNK WIRE PPL RED WIRE RESONATOR REV IND 1 REV IND 5 REV IND REV IND 6 REV REV IND IND RIGHT TURN SIGNAL IND SECURITY IND SPEAKER AMP SPEEDO DISPLAY TO MIL IND (DIAGRAM 2 OF 2) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE

A/T GEAR POSITION INDICATOR DRIVING CIRCUIT ABS IND. BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE IND BRN WIRE CHARGING SYSTEM IND CLOCK SW COMPUTER DATA LINES SYSTEM COUPE DOOR IND DRIVER'S DOOR SWITCH (IN LEFT "B" PILLAR) DRL IND EPS IND FORCED TURNING OFF CIRCUIT FROM CRUISE CONTROL IND (DIAGRAM 1 OF 2) FROM IILUMINATION CONTROL, DIMMING CIRCUIT (DIAGRAM 1 OF 2) FROM LOW TEMP IND (DIAGRAM 1 OF 2) FROM PIN 17 (DIAGRAM 1 OF 2) FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FUSE 5 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HIGH TEMPERATURE IND HOT IN ON OR START HVAC OIL CONTROL UNIT/ PRESSURE CLIMATE SWITCH CONTROL UNIT (NEAR OIL FILTER) ILL ILLUMINATION ENCODER INDICATOR DRIVE CIRCUIT KM/H-MHP/ CLOCK ADJ LEFT REAR DOOR SWITCH (4-DOOR) (IN LEFT "C" PILLAR) LOW OIL PRESSURE IND LOW TIRE PRESSURE IND LT GRN WIRE MAIN CIRCUIT MAINTAINANCE REQUIRED IND SEAT BELT REMINDER IND ORG/ WIRE PNK WIRE RIGHT REAR DOOR SWITCH (4-DOOR) (IN RIGHT "C" PILLAR) SEDAN SEL RESET SIDE AIR BAG CUT-OFF IND SRS IND TACHOMETER TPMS IND TRUNK IND TRUNK LID LATCH/ TRUNK RELEASE ACTUATOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) MICU VSA IND VSA OFF IND WASHER FLUID LEVEL IND WASHER FLUID LEVEL SWITCH (CANADA) (IN WASHER FLUID RESERVOIR TANK) YEL WIRE

AMP ANTI-LOCK BRAKES SYSTEM AUTO STOP IND B-CAN H B-CAN L B-CAN TRANSCEIVER BLINKING CIRCUIT BLK WIRE BLU WIRE BOX (LEFT REAR OF ENGINE COMPT) BRN WIRE CIRCUIT FOR AMBIENT (BLUE OR RED) WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND CRUISE CONTROL SYSTEM CRUISE MAIN IND DIMMING CIRCUIT ECO IND F-CAN H F-CAN L F-CAN TRANSCEIVER FLUID RESERVOIR) FRONT FOG LIGHT IND FUEL DISPLAY FUSE 23 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HIGH BEAM IND HOT AT ALL TIMES ILLUMINATION CONTROL, DIMMING ILLUMINATION CONTROL, DIMMING CIRCUIT FOR AMBIENT (GREEN) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR DIAL FACE, SCALE (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR FUEL LCD BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR GRADATION (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR INSTANT FUEL LCD BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR POINTER (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR SP LCD BACK LIGHT (WHITE) IMMOBILIZER IND INDICATOR DRIVE CIRCUIT INSTANT FUEL DISPLAY KEYLESS ACCESS SYSTEM IND LEFT TURN SIGNAL IND LIGHTS ON IND LOW FUEL IND LOW TEMPERATURE IND LT BLU WIRE LT GRN WIRE MAIN CIRCUIT MESSAGE IND OIL PRESSURE SWITCH (NEAR OIL FILTER) ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PCM (LEFT SIDE OF ENGINE COMPT) PNK WIRE PPL RED WIRE RIGHT TURN SIGNAL IND SECURITY IND SPEAKER SPEEDO DISPLAY TAN WIRE TO MALFUNCTION (MIL) IND (DIAGRAM 2 OF 2) TO PARK LED INDICATOR (DIAGRAM 2 OF 2) TO ILLUMINATION ENCODER (DIAGRAM 2 OF 2) UNDER-HOOD FUSE/RELAY WARNING DRIVE CIRCUIT WASHER FLUID LEVEL SWITCH (CANADA) (IN WASHER WHT WIRE YEL WIRE

A/T GEAR POSITION INDICATOR DRIVING CIRCUIT ABS IND. BLK WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRAKE IND BRAKE SYSTEM IND BRN WIRE CHARGING SYSTEM IND CLOCK ADJ CLOCK SW COMPUTER DATA LINES SYSTEM DOOR IND DRIVER'S DOOR SWITCH (ON DRIVER'S "B" PILLAR) EPS IND FAIL-SAFE CIRCUIT FORCED TURNING- ON CIRCUIT FORCED TURNING OFF CIRCUIT FROM AUTO STOP IND (DIAGRAM 1 OF 2) FROM ILLUMINATION CONTROL, DIMMING CIRCUIT (DIAGRAM 1 OF 2) FROM PIN 17 (DIAGRAM 1 OF 2) FRONT PASSENGER'S DOOR SWITCH (ON FRONT PASSENGER'S "B" PILLAR) FUEL TANK UNIT (TOP OF FUEL TANK) FUSE 5 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HIGH TEMPERATURE IND HOT IN ON OR START ILL ILLUMINATION ENCODER IMA SYSTEM IND INDICATOR DRIVE CIRCUIT LEFT REAR DOOR SWITCH (ON LEFT "C" PILLAR) LOW OIL PRESSURE IND LOW TIRE PRESSURE IND LT BLU WIRE LT GRN WIRE MAIN CIRCUIT MALFUNCTION (MIL) IND MICU ON OFF ORG/ WIRE PNK WIRE PPL RIGHT REAR DOOR SWITCH (ON RIGHT "C" PILLAR) SEAT BELT REMINDER IND SIDE AIR BAG CUT-OFF IND SRS IND TACHOMETER TRIP RESET TRUNK IND TRUNK LID LATCH SWITCH/ TRUNK RELEASE ACTUATOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) VSA IND VSA OFF IND WHT WIRE

AUTOMATIC LIGHTING/ SUNLIGHT SENSOR (TOP CENTER OF DASH) B-CAN H B-CAN L B-CAN TRANSCEIVER BLK WIRE BLU WIRE BRN WIRE CIRCUIT CLOCK SWITCH COMBINATION LIGHT SWITCH COMPUTER DATA LINES SYSTEM DIMMING CIRCUIT FUSE 27 FUSE 29 FUSE 35 FUSE 5 GAUGE CONTROL MODULE (TACH) GRY WIRE HEAD AUTO HEAD AUTO PARK HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN ON OR START ILLUMI (+) ILLUMI (-) ILLUMI (-) ILLUMI- NATION CONTROL ILLUMI- NATION ENCODER ILLUMINATION CONTROL, DIMMING CIRCUIT FOR DIAL FACE, SCALE (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR POINTER (WHITE) INDICATOR DRIVE CIRCUIT LIGHTS ON INDICATOR MAIN CIRCUIT MICU OF ENGINE COMPT) OFF ORG/ WIRE PARK OFF PNK WIRE RED WIRE TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR W/ MOONROOF WHT WIRE YEL WIRE

1 1 AUTOMATIC A/C MANUAL A/C AUDIO REMOTE/ MULTI- INFORM- ATION DISPLAY SWITCH BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX 2 CIRCUIT CRUISE CONTROL COMBINATION SWITCH DIMMER CIRCUIT DRIVER'S SEAT HEATER SWITCH (IF EQUIPPED) FRONT PASSENGER'S SEAT HEATER SWITCH (IF EQUIPPED) GAUGE CONTROL MODULE (SPEEDO) GRY WIRE HFL-NAVIGATION VOICE CONTROL SWITCH/ HFT-NAVIGATION VOICE CONTROL SWITCH HVAC CONTROL UNIT/ CLIMATE CONTROL UNIT ILLUMINATION CONTROL, DIMMING CIRCUIT FOR AMBIENT ILLUMINATION CONTROL, DIMMING CIRCUIT FOR AMBIENT (GREEN) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR FUEL LCD BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR GRADATION (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR I-VTEC LETTER BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR INSTANT FUEL LCD BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR REV BELT BACK LIGHT (WHITE) ILLUMINATION CONTROL, DIMMING CIRCUIT FOR SP LCD BACK LIGHT (WHITE) MAIN CIRCUIT MOONROOF/SUNROOF SWITCH/INTERIOR LIGHT SWITCH (IF EQUIPPED) RED WIRE W/ SEAT HEATER WHT WIRE

AUTOMATIC LIGHTING/ SUNLIGHT SENSOR (TOP CENTER OF DASH) B-CANH B-CANL B-CAN TRANSCEIVER BLK WIRE BLU WIRE BRN WIRE COMBINATION LIGHT SWITCH COMPUTER DATA LINES SYSTEM COMPUTER PNK DATA LINES SYSTEM PNK WIRE FUSE 21 FUSE 23 FUSE 35 FUSE 5 FUSE/RELAY BOX GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRY WIRE HEAD AUTO HEAD AUTO PARK HOT AT ALL TIMES HOT IN ON OR START ILLUMINATION CONTROL MAIN CIRCUIT MICU OF ENGINE COMPT) OFF ORG/ WIRE PARK OFF PNK WIRE RED WIRE RELAY CONTROL MODULE (IN UNDER-HOOD TAILLIGHT RELAY UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX 2 COMPUTER DATA LINES SYSTEM F-CAN H F-CAN L F-CAN TRANSCEIVER FAIL SAFE CIRCUIT FCW/LDW CAMERA UNIT FORCED TURNING ON CIRCUIT FUSE 5 FUSE 6 GAUGE CONTROL MODULE (TACH) GRY WIRE HOT AT ALL TIMES UNDER-HOOD FUSE 22 FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) HOT IN ON OR START INDICATOR DRIVE CIRCUIT LDW IND LDW OFF SWITCH LT BLU WIRE LT GRN WIRE MAIN CIRCUIT RED WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) WHT WIRE YEL WIRE