Acura TSX II (2008-2014) climate control unit Wiring diagrams

8 9 PPL AIR MIX COOL RECIRCULATE AIR MIX HOT MODE VENT MODE HEAT PNK WIRE AMD-P AUDIO-NAVIGATION UNIT (W/ NAVIGATION) AUTOMATIC LIGHTING SUNLIGHT SENSOR SENSOR/ SUNLIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BLOWER POWER TRANSISTOR BLU WIRE BRN WIRE CLIMATE CONTROL UNIT COMMON POTENTIAL COMPUTER DATA LINES SYSTEM DASH) FRD-P FRONT PASSENGER'S AIR MIX CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) FRS FUSE 15 (LEFT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES ILLUMINATION+ DISPLAY(CLK) DISPLAY(SO) ACS IN-CAR TEMPERATURE SENSOR (RIGHT OF STEERING COLUMN) LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-HOT M-COOL FRESH M-VENT MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) MODE-P MODE-P POTENTIAL POTENTIAL AIR MIX POTENTIAL ILLUMINATION- ILLUMINATION- NAVI NAVI NAVI ORG/ WIRE PNK B-CAN HI B-CAN LO GROUND WIRE PNK WIRE PPL PPL 4 2 1 PNK WIRE REAR WINDOW/ POWER MIRROR DEFOGGERS IND REAR WINDOW/ POWER MIRROR DEFOGGERS SWITCH REC RECIRCULATION CONTROL MOTOR (BEHIND RIGHT SIDE OF DASH) RED WIRE S-COM TEMP SENS OUTSIDE SENS SUNLIGHT SENS TEMP SENS UNDER-HOOD FUSE/RELAY BOX WHT WIRE YEL WIRE

8 9 PPL AMD-P AUDIO NAVIGATION UNIT (W/ NAVIGATION) (UNDER RIGHT SIDE OF REAR SHELF) AUTOMATIC LIGHTING SUNLIGHT SENSOR SENSOR/ SUNLIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BLOWER POWER TRANSISTOR BLU WIRE BRN WIRE CLIMATE CONTROL UNIT COMMON POTENTIAL COMPUTER DATA LINES SYSTEM DRIVER'S JUNCTION BOX 1 (UNDER LEFT SIDE OF DASH) DRIVER'S MICU ACS DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR CONNECTOR (BEHIND RIGHT SIDE OF DASH) FRD-P FRS FUSE 15 GRN WIRE GRY WIRE HOT AT ALL TIMES ILLUMINATION+ DISPLAY(CLK) DISPLAY(SO) ACS IN-CAR TEMPERATURE SENSOR (RIGHT OF STEERING COLUMN) LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-HOT M-COOL FRESH AIR MIX COOL RECIRCULATE AIR MIX HOT MODE VENT MODE HEAT M-VENT MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) MODE-P MODE-P POTENTIAL POTENTIAL AIR MIX POTENTIAL ILLUMINATION- ILLUMINATION- NAVI NAVI NAVI ORG/ WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF FRONT BUMPER) PNK B-CAN HI B-CAN LO GROUND WIRE PNK WIRE PPL PPL PNK WIRE REAR WINDOW/ POWER MIRROR DEFOGGERS IND REAR WINDOW/ POWER MIRROR DEFOGGERS SWITCH REC RED WIRE S-COM TEMP SENS OUTSIDE SENS SUNLIGHT SENS TEMP SENS UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF WHT WIRE YEL WIRE

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)

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

10 11 12 13 14 15 16 17 18 19 20 21 22 23 PPL ACTIVE SOUND CONTROL MICROPHONE AUDIO REMOTE SWITCH AUDIO-HVAC DISPLAY UNIT BLK WIRE BLU WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN WIRE CABLE REEL (UNDER STEERING COLUMN COVER) CHANNEL DOWN SWITCH CHANNEL UP SWITCH CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM CONTROL MICROPHONE CONTROLLER AREA NETWORK CONTROLLER (2.4L) CONTROL CIRCUITS (3.5L) DISP CLK DUET CONT DUET RX DUET TX FRONT ACTIVE NOISE CANCELLATION/ GAUGE CONTROL MODULE GRN WIRE GRN/RED WIRE GRY WIRE HFL BACK SWITCH (3.5L) ON HOOK SWITCH (2.4L) HFL TALK SWITCH (2.4L) OFF HOOK SWITCH (3.5L) HFL-VOICE CONTROL SWITCH ILL- BULB LT BLU WIRE LT GRN WIRE MODE SWITCH MULTI INFORMATION DISPLAY (MID) UNIT PNK 12 13 WIRE PNK WIRE PPL PPL 10 11 PPL PPL REAR ACTIVE NOISE CANCELLATION/ ACTIVE SOUND RED WIRE SH ANCM F GND SH ANCM R GND STEERING WHEEL) VOLUME DOWN SWITCH VOLUME UP SWITCH WHT WIRE

2.4L 3.5L 3.5L 2.4L A/C COMPRESSOR CLUTCH RELAY (2.4L) B CAN B CAN HI LO BLK WIRE BLOWER MOTOR RELAY BLU WIRE BRN/WHT WIRE CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM DEFOGGER NOISE CONDENSER GND (LEFT "C" PILLAR) REAR WINDOW DEFOGGER IND DRIVER'S MICU B-CAN B-CAN RLY LO HI DRIVER'S UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT KICK PANEL) DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FUSE 16 FUSE 4 GRN WIRE HOT AT ALL TIMES HOT IN ON LEFT "C" PILLAR) LT GRN WIRE PNK WIRE REAR WINDOW REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER NOISE CONDENSER REAR WINDOW DEFOGGER RELAY REAR WINDOW DEFOGGER SWITCH RR DEF UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT)