Honda Civic VIII facelift (2008-2011) gauge control module (tach) Wiring diagrams

7 6 5 4 3 2 1 S-COM AC-CLK AC-SI AC-SO AIR MIX CONTROL MOTOR (LEFT SIDE OF HVAC ASSEMBLY) AMD-P AUX WATER PUMP RELAY B-CAN BLK WIRE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER POWER TRANSISTOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) BLU WIRE BRN WIRE CLIMATE CONTROL UNIT DEFOGGER SYSTEM EVAPORATOR TEMPERATURE SENSOR (NEAR BLOWER MOTOR) FRD-P FRS REC FUSE 22 FUSE 36 GAUGE CONTROL MODULE (TACH) GRN WIRE GROUND A/C SIGNAL GRY WIRE HAC HEATER CORE TEMP SENSOR AUX WATER PUMP FEEDBACK HEATER CORE TEMPERATURE SENSOR (LEFT SIDE OF HVAC ASSEMBLY) HOT IN ON HOT IN ON OR START HUMIDITY SENSOR ILL (+) RELAY CONTROL IN-CAR TEMPERATURE SENSOR/HUMIDITY SENSOR (RIGHT OF STEERING COLUMN) LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-VENT MICU ACS MODE 1 MODE 2 MODE 3 MODE 4 MODE CONTROL MOTOR (RIGHT SIDE OF HVAC ASSEMBLY) NAVIGATION UNIT (USA) ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF FRONT BUMPER) PNK PNK PNK WIRE PNK WIRE PPL RECIRCULATION CONTROL MOTOR RED WIRE S-COM SUNLIGHT SENSOR (UNDER TOP LEFT SIDE OF DASH) THERMAL PROTECTOR THERMAL PROTECTOR UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE YEL WIRE

AUDIO UNIT (OR NAVIGATION UNIT) AUDIO UNIT OR (NAVIGATION UNIT) (EXCEPT USA DX, DX-VP) BLK WIRE BRN WIRE BRN/YEL WIRE CANADA: LX,EX-L) MOON ROOF SWITCH DLC (UNDER LEFT SIDE OF DASH) DX, DX-VP, DX-G DX-GA, LX, LX-S EX,SPORT DX, DX-VP, DX-G DX-GA, LX, LX-S EX,SPORT EX-L, ECM/PCM (LEFT SIDE OF ENGINE COMPT) EPS CONTROL EPS CONTROL UNIT (CANADA M/T: DX-GA) (BEHIND RIGHT KICK PANEL) EX-L FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) J/C K LINE LT BLU WIRE MICU NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) UNIT (CANADA M/T: DX-GA) (BEHIND RIGHT KICK PANEL) VBU WEN WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (EX-L) (UNDER MIDDLE OF DASH)

AUDIO UNIT (OR NAVIGATION UNIT) BLK WIRE BRN WIRE BRN/YEL WIRE DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENGINE COMPT) FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) INJECTOR CONTROL MODULE (BEHIND RIGHT KICK PANEL) J/C K LINE LT BLU WIRE MICU NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) VBU WEN WHT WIRE

AUDIO UNIT (OR NAVIGATION BCM UNIT) MODULE (BEHIND IPU LID) BCM MODULE (BEHIND IPU LID) BLK WIRE BLU WIRE BRN WIRE DLC (UNDER LEFT SIDE OF DASH) EPS CONTROL UNIT (UNDER RIGHT END OF DASH) FUSE 23 GAUGE CONTROL MODULE (TACH) HOT AT ALL TIMES IMMOBILIZER TPMS KEYLESS CONTROL UNIT CONTROL (USA) UNIT (IN STEERING COLUMN) J/C LT BLU WIRE MCM (BEHIND IPU LID) MICU K-LINE ORG/ WIRE PCM (LEFT SIDE OF ENG COMPT) PCM TPMS (LEFT SIDE CONTROL OF ENGINE UNIT COMPT) (USA) RED WIRE SERVO UNIT (LEFT REAR CORNER OF ENGINE COMPT) SRS GAUGE UNIT CONTROL (UNDER MIDDLE MODULE OF DASH) (TACH) SRS UNIT (UNDER MIDDLE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENG COMPT) VBU SCS VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH)

AUDIO UNIT (OR NAVIGATION UNIT) BLK WIRE BRN WIRE BRN/YEL WIRE DLC (UNDER LEFT SIDE OF DASH) ECM/PCM (LEFT SIDE OF ENG COMPT) (RIGHT REAR OF ENGINE) ECM/PCM (LEFT SIDE OF ENGINE COMPT) EPS CONTROL UNIT (BEHIND RIGHT KICK PANEL) FUSE 23 GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) J/C K LINE LT BLU WIRE MICU MOON- ROOF SWITCH NAVI NAVIGATION NAVIGATION UNIT ORG/ WIRE RED WIRE SCS SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (USA) (UNDER LEFT SIDE OF DASH) UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENG COMPT) VBU VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WEN WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER MIDDLE OF DASH)

11 7 (4 DOOR) (2 DOOR) 2 DOOR: LX,USA:EX, EX-L;SI 4 DOOR ASSEMBLY) (4 DOOR: RIGHT SIDE OF TRUNK LID) AUDIO UNIT (W/O NAVIGATION) NAVIGATION UNIT (W/NAVIGATION) BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CONTROLLER AREA CONTROLLER AREA NETWORK CONTROLLER DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH (IN LEFT "B" PILLAR) FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH (IN RIGHT "B" PILLAR) FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 12 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN (OR BLU) WIRE GRN WIRE GRY WIRE GX,LX,LX-S) (2 DOOR: RIGHT SIDE OF TRUNK LID, ON KEY CYLINDER HOT AT ALL TIMES HOT AT ALL TIMES UNDER- HOOD FUSE/ FUSE 23 RELAY BOX (LEFT SIDE OF ENGINE COMPT) IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH (4 DOOR) (REAR OF LEFT REAR DOOR) LEFT REAR DOOR SWITCH (4-DOOR) (IN LEFT "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NETWORK CONTROLLER ORG/ WIRE PNK B-CAN WIRE PNK PNK PNK WIRE PNK WIRE POWER WINDOW MASTER SWITCH PPL RIGHT REAR DOOR SWITCH (4-DOOR) (IN RIGHT "C" PILLAR) SECURITY HOOD SWITCH (FRONT CENTER OF ENGINE COMPT) SECURITY INDICATOR SECURITY INDICATOR BLINKING CIRCUIT SWITCH (USA: TRUNK KEY CYLINDER TRUNK LATCH SWITCH (USA: GX,LX,LX-S) (MIDDLE OF TRUNK LID) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNLOCK WHT WIRE YEL WIRE YEL/RED WIRE

AUDIO UNIT (W/O NAVIGATION) NAVIGATION UNIT (IF EQUIPPED) BLK WIRE BLU WIRE BODY COMPUTER SYSTEM BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CONTROLLER AREA CONTROLLER AREA NETWORK CONTROLLER DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH (ON LEFT "B" PILLAR) FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH (ON RIGHT "B" PILLAR) FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 12 FUSE 23 GAUGE CONTROL MODULE (SPEEDO) GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HORN (BEHIND LEFT SIDE OF FRONT BUMPER) HOT AT ALL TIMES IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) LEFT REAR DOOR LOCK ACTUATOR/ KNOB SWITCH (REAR OF LEFT REAR DOOR) LEFT REAR DOOR SWITCH (ON LEFT "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NETWORK CONTROLLER ORG/ WIRE PNK PNK PNK B-CAN WIRE PNK PNK PNK WIRE PNK WIRE POWER WINDOW MASTER SWITCH PPL RIGHT REAR DOOR SWITCH (ON RIGHT "C" PILLAR) SECURITY HOOD SWITCH (ON ENGINE COMPT HOOD LATCH ASSEMBLY) SECURITY INDICATOR SECURITY INDICATOR BLINKING CIRCUIT TRUNK LID OPENER SOLENOID/ LATCH SWITCH (USA) (MIDDLE OF TRUNK LID) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) UNLOCK WHT WIRE YEL WIRE YEL/RED WIRE

A/C COMPRESSOR DRIVER (BEHIND IPU LID) B-CAN BCM MODULE (BEHIND IPU LID) CLIMATE CONTROL UNIT GAUGE CONTROL MODULE (TACH) HANDSFREELINK CONTROL UNIT (UNDER CENTER CONSOLE) IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) J/C MCM (BEHIND IPU LID) NAVIGATION PCM (LEFT SIDE OF ENG COMPT) PNK PNK WIRE PNK WIRE RED WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) MICU UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) WHT WIRE

13 18 (2-DOOR) B-CAN BLK WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT COMPUTER DATA LINES SYSTEM CONTROLLER AREA ENGINE CONTROLS SYSTEM EXCEPT GX FUEL PRESSURE REGULATOR LEAK CHECK CONNECTOR (GX) (FRONT OF ENGINE COMPT) FUEL PUMP FUEL SHUT-OFF SOLENOID VALVE RELAY FUEL TANK INTERNAL SOLENOID VALVE (LEFT SIDE OF TRUNK) (GX) FUSE 19 FUSE 23 FUSE 2 FUSE 5 GAUGE CONTROL MODULE (TACH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES UNDER- DASH FUSE/ RELAY BOX (UNDER LEFT END OF DASH) HOT IN ON OR START IG S-NET KEY SW IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (ON STEERING COLUMN) LT BLU WIRE LT GRN WIRE MICU NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PGMETCS PNK LT PNK PNK WIRE PNK PNK PNK WIRE PNK WIRE S-NET B-CAN K-LINE IG KEY SW LG PNK WIRE UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT IMMOBILIZER SYSTEM INDICATOR WHT WIRE YEL WIRE

1 2 3 4 5 6 7 VBU AUXILIARY UNDER-HOOD FUSE/RELAY BOX (LEFT SIDE OF ENGINE COMPT) B-CAN BLK WIRE BLK/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE BRN/YEL WIRE CIRCUIT COMPUTER DATA LINES SYSTEM CONTROLLER AREA DLC (UNDER LEFT SIDE OF DASH) ENGINE CONTROLS SYSTEM FUEL PUMP FUEL TANK UNIT (INSIDE FUEL TANK) FUSE 19 FUSE 2 FUSE 23 GAUGE CONTROL MODULE (TACH) GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IG KEY SW IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) IMMOBILIZER SYSTEM INDICATOR JUNCTION CONNECTOR LT BLU WIRE LT GRN WIRE LT PNK PNK WIRE MICU MRLY NETWORK CONTROLLER ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARK LEVER) PCM (LEFT SIDE OF ENGINE COMPT) PGM-FI MAIN RELAY 1 PGM-FI MAIN RELAY 2 PNK PNK PNK WIRE PNK S-NET IMOFLR WIRE PNK WIRE S-NET S-NET B-CAN K-LINE IG KEY SW LG PNK WIRE UNDER-DASH FUSE/RELAY BOX (UNDER LEFT END OF DASH) UNDER-DASH JUNCTION BOX (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VBU WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/GRN WIRE