Acura TSX II (2008-2014) center junction box (under left side of dash) Wiring diagrams

8 9 PPL A/C COMPRESSOR CLUTCH A/C COMPRESSOR CONNECTOR (LEFT FRONT ACS LEFT KICK PANEL) AMD-P AUDIO- HVAC DISPLAY UNIT (W/O NAVIGATION) BLK RED/ WIRE BLK WIRE BLU WIRE BLU/RED WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) DISP CLK DISP SO DRIVER'S AIR MIX CONTROL MOTOR (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY DRIVER'S BOX MICU (BEHIND DUET CONT DUET GND DUET RX DUET TX FUSE 16 GRN WIRE GRY WIRE HOT IN ON ILL- BULB ILL-LED LT BLU WIRE LT GRN WIRE M-COOL M-HOT OF ENGINE) PNK WIRE PPL PPL NAVIGATION RED WIRE RED/ BLU WIRE S-COM THERMAL PROTECTOR W/ NAVIGATION W/O NAVIGATION W/O PPL NAVIGATION WHT RED/ WIRE WHT WIRE

8 9 PPL A/C COMPRESSOR (LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH A/C PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) AMD-P AUDIO- HVAC DISPLAY UNIT (W/O NAVIGATION) BLK WIRE BLU WIRE BLU/RED WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) DISP CLK DISP SO DRIVER'S AIR MIX CONTROL MOTOR (UNDER LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) DUET CONT DUET GND DUET RX DUET TX FUSE 16 GRN WIRE GRY WIRE HOT IN ON ILL- BULB ILL-LED LT BLU WIRE LT GRN WIRE M-COOL M-HOT PNK WIRE PPL PPL NAVIGATION RED WIRE RED/BLK WIRE S-COM W/ NAVIGATION W/O NAVIGATION W/O PPL NAVIGATION WHT WIRE YEL WIRE

17 16 FL +B FL GND 2.4L 3.5L 2.4L 3.5L BRAKE SYSTEM IND ABS IND. ABS/ VSA FUSE ABS/VSA MOTOR FUSE BLK WIRE BLK/BLU WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE PEDAL POSITION SWITCH (ON BRAKE PEDAL SUPPORT) BRN WIRE CANH CANL BKSW CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CIRCUIT/ CONTROLLER AREA NETWORK CONTROLLER (2.4L) CONTROL CIRCUITS (3.5L) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CAN L CAN H GND DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM (2.4L) PCM (3.5L) (LEFT SIDE OF ENGINE COMPT) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) FAST CONTROLLER AREA NETWORK TRANSCEIVER FSR +B FR GND FR +B PPL FUSE 12 FUSE 15 FUSE 5 FUSE 6 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN INPUT K-LINE COMPUTER DATA LINES CAN-H CAN-L SYSTEM LEFT FRONT WHEEL SPEED SENSOR (IN LEFT FRONT WHEELWELL) LT BLU WIRE LT GRN WIRE MULTI FUSE 2 ORG/ WIRE PARKING BRAKE SWITCH (UNDER CENTER CONSOLE, ON PARKING BRAKE LEVER) PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PNK WIRE POWER SEAT CONTROL UNIT (M/T W/ MEMORY) PPL PPL PNK RR GND RR +B WIRE RED WIRE RED/BLU WIRE RIGHT FRONT WHEEL SPEED SENSOR (IN RIGHT FRONT WHEELWELL) RIGHT REAR WHEEL SPEED SENSOR (UNDER RIGHT REAR OF VEHICLE) RL B+ RL GND SGND STR-A STR-B STR-B WEN SENS GND STR-A COMPUTER DATA LINES SYSTEM STR-D STR-Z SVCC UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VSA ACTIVATION IND VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) VSA OFF SWITCH VSA SYSTEM IND WARNING DRIVE CIRCUIT WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER CENTER CONSOLE)

19 20 21 22 23 24 25 PNK WIRE 3.5L 2.4L ACURALINK CONTROL UNIT (XM RECEIVER) (IF EQUIPPED, W/ NAVIGATION) ACURALINK RE PROGRAMMING CONNECTOR AUDIO UNIT (W/O NAVIGATION) AUDIO- NAVIGATION UNIT (W/ NAVIGATION) BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CLIMATE CONTROL UNIT COLUMN COVER) DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 1 (3.5L) (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (UNDER LEFT SIDE OF DASH) FUSE 15 GAUGE CONTROL MODULE HANDS FREELINK CONTROL UNIT (UNDER RIGHT SIDE OF DASH) HOT AT ALL TIMES IMMOBILIZER KEYLESS CONTROL UNIT (UNDER STEERING LT BLU WIRE LT PNK WIRE ORG/ WIRE PASSENGER'S MICU PNK 18 17 WIRE PNK PNK PNK PNK WIRE PNK WIRE RED WIRE UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) W/O NAVIGATION W/O NAVIGATION W/ NAVIGATION WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR (UNDER CENTER CONSOLE)

1 10 2.4L 3.5L 19 20 21 22 23 24 25 PNK WIRE 2.4L 3.5L 3.5L 8 9 PNK WIRE ACURALINK CONTROL UNIT (XM RECEIVER) (IF EQUIPPED) (RIGHT "C" PILLAR) B-CAN HI B-CAN LO BLK/WHT WIRE BLU WIRE BRN WIRE CANL SCS WEN CANH CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (UNDER LEFT SIDE OF DASH) DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) MICU ECM/PCM (2.4L) PCM (3.5L) EPS CONTROL UNIT (UNDER RIGHT SIDE OF DASH) FRONT PASSENGER'S POWER WINDOW LT BLU (OR GRN) WIRE LT BLU WIRE MICU CHK K-LINE MICU SERVICE CHECK CONNECTOR NAVIGATION DISPLAY (W/ NAVIGATION) ORG/ WIRE PNK PNK PNK PNK PNK WIRE PNK WIRE POWER TAILGATE CONTROL UNIT (IF EQUIPPED) (LEFT SIDE OF CARGO AREA) POWER WINDOW MASTER SWITCH RED WIRE SWITCH TPMS CONTROL UNIT (UNDER LEFTSIDE OF DASH) VSA MODULATOR CONTROL UNIT (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

"B" PILLAR) +B BACKUP 1 PNK/ WIRE ANC/ACTIVE SOUND CONTROL UNIT B-CAN HI B-CAN LO BLK WIRE BLU WIRE BRN WIRE CARGO LT- LR COURTESY CEILING LIGHT CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DRIVER'S DOOR SWITCH (LEFT DRIVER'S FOOTWELL LIGHT DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 (UNDER LEFT SIDE OF DASH) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FR COURTESY FR DOOR SW R RR DOOR SW R FR DOOR SWL FRONT INDIVIDUAL MAP LIGHTS FRONT PASSENGER'S DOOR COURTESY LIGHT FRONT PASSENGER'S DOOR SWITCH (RIGHT "B" PILLAR) FRONT PASSENGER'S FOOTWELL LIGHT FUSE 15 FUSE 16 GRN WIRE HOMELINK UNIT (IN ROOF CONSOLE) HOT AT ALL TIMES IGNITION KEY LIGHT IGNITION KEY SWITCH/ KEY LIGHT INTERIOR LIGHT MOONROOF SWITCH INTERIOR LIGHT SWITCH INTR LT- KEY LT- LEFT LEFT REAR DOOR SWITCH (LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE OFF ON DOOR PASSENGER'S MICU PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PNK 8 9 WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RIGHT RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR SWITCH (RIGHT "C" PILLAR) RR COURTESY RR DOOR SWL SPORT WAGON TRUNK SW OR (T/G SW) UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE

"B" PILLAR) HOT IN ON OR START +B BACKUP 1 3 4 VBU B-CAN LO B-CAN HI ANC/ACTIVE CONTROL UNIT ANTENNA B-CAN HI B-CAN LO B-CAN LO BLK WIRE BLU WIRE BOX (LEFT REAR OF ENGINE COMPT) BRN WIRE CEILING LIGHT CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL UNIT) DOOR LOCK KNOB DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK ACTUATOR/ KNOB SWITCH/ KEY CYLINDER DRIVER'S DOOR SWITCH (LEFT DRIVER'S FOOTWELL LIGHT DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) FR DOOR SW FR DOOR SW R RR DOOR SW R FRONT INDIVIDUAL MAP LIGHTS LEFT RIGHT FRONT PASSENGER'S DOOR SWITCH (RIGHT "B" PILLAR) FRONT PASSENGER'S FOOTWELL LIGHT FUSE 15 FUSE 16 FUSE 5 GND (MICU -S) GND (MICU-P) GRN WIRE HOT AT ALL TIMES IGNITION KEY LIGHT IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IMMOBILIZER KEYLESS CONTROL UNIT (UNDER STEERING COLUMN COVER) INTERIOR LIGHT MOONROOF SWITCH INTERIOR LIGHT SWITCH KEY KEY LT- KEY SW LEFT REAR DOOR SWITCH (LEFT "C" PILLAR) LOCK LT GRN WIRE METER MICU P-GND MICU S-GND OFF ORG/ WIRE PASSENGER'S MICU PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHTKICK PANEL) PG (UNDER LEFT SIDE OF DASH) UNLOCK PNK B-CAN HI COMPUTER DATA LINES SYSTEM WIRE PNK COMPUTER DATA LINES SYSTEM WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM DRIVER'S JUNCTION BOX 2 (UNDER LEFT SIDE OF DASH) POWER WINDOW MASTER SWITCH RED WIRE RIGHT REAR DOOR SWITCH (RIGHT "C" PILLAR) RR DOOR SW SPORT WAGON TRANSMITTER UNDER-HOOD FUSE/RELAY UNLOCK LOCK SWITCH (REAR OF DRIVER'S DOOR) VBU WHT WIRE

2.4L 3.5L 3.5L 2.4L ATP-P GND BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA EXTERIOR LINES SYSTEM LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM D/L DR FR UN LK RLY CL- B-CAN B-CAN LOW HI D/L DR LK RLY CL- FR DR SW L D/L DR UNLK RLY CL- RR DR UN SW L LOCK DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER'S DOOR SWITCH (LEFT "B" PILLAR) DRIVER'S DOOR UNLOCK RELAY DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ENG KEY HOOD SW SW FUEL LID LOCK ACTUATOR (LEFT SIDE OF TRUNK) FUSE 16 FUSE 24 FUSE 25 FUSE 5 GAUGE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRY WIRE HORNS SYSTEM HOT AT ALL TIMES HOT IN ON HOT IN ON OR START IGNITION KEY SWITCH IGNITION KEY SWITCH/KEY LIGHT J/C LEFT REAR DOOR SWITCH (LEFT "C" PILLAR) LOCK ACTUATOR LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE SECURITY HOOD SWITCH (CENTER FRONT OF ENGINE COMPT) SECURITY IND SECURITY INDICATOR BLINKING CIRCUIT SPORT WAGON SEDAN TOP OF TRANSMISSION) TRUNK HANDLE SWITCH TRUNK LID OUTER HANDLE SWITCH (3.5L, 2.4L W/O POWER TAILGATE) WHT WIRE YEL WIRE

27 33 35 UART B-CAN LO B-CAN HI B CAN B CAN HI LO BLK WIRE BLU WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CLIMATE CONTROL UNIT GND COMPUTER DATA LINES SYSTEM CONTROL UNIT POWER WINDOW MASTER SWITCH DEFOGGER LEFT POWER MIRROR (IN DRIVER'S DOOR) DEFOGGER RIGHT POWER MIRROR (IN FRONT PASSENGER'S DOOR) DRIVER'S UNDER-DASH FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 13 FUSE 16 FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) GRN WIRE HEAT (+) HOT AT ALL TIMES HOT IN ON LT GRN WIRE OF DASH) ORG/ WIRE PASSENGER'S UNDER-DASH PNK WIRE POWER DISTRIBUTION SYSTEM PPL REAR POWER MIRROR DEFOGGER IND REAR POWER MIRROR DEFOGGER SWITCH UART VMPAS

A/T GEAR POSITION INDICATOR PANEL AMBIENT SWITCH AUDIO UNIT AUDIO- HVAC DISPLAY UNIT (W/O NAVIGATION) AUDIO- NAVIGATION UNIT (IF EQUIPPED) AUDIO/NAVIGATION SWITCH PANEL (W/ NAVIGATION) B-CAN HI B-CAN LO BLK WIRE BLU WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CENTER POCKET LIGHT (W/O NAVIGATION) CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM DRIVER'S JUNCTION BOX 2 (UNDER LEFT DRIVER'S JUNCTION BOX 2 (UNDER LEFT SIDE OF DASH) DRIVER'S MICU TAILLIGHT CONTROL CIRCUIT DRIVER'S SEAT HEATER SWITCH FRONT PASSENGER'S AIR BAG CUT-OFF INDICATOR FRONT PASSENGER'S SEAT HEATER SWITCH FUSE 2 FUSE 6 GLOVE BOX LIGHT GND (MICU-P) GRY WIRE HAZARD WARNING SWITCH HOMELINK UNIT (IN ROOF CONSOLE) HOT AT ALL TIMES INTERIOR LIGHT MOONROOF SWITCH ORG/ WIRE PASSENGER'S MICU PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PNK WIRE RED WIRE SIDE OF DASH) VSA OFF SWITCH