Nissan Quest III (2003-2009) display control unit (behind center of dash) Wiring diagrams

18 9 28 27 39 40 SENS GND RR DEF SW BLWR FAN SW AIR CONT SW CAN-H CAN-L 25 26 CAN-H CAN-L PNK WIRE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) FRONT BLOWER MOTOR RELAY (IN FUSE, FUSIBLE LINK BOX) FRONT VARIABLE BLOWER CONTROL FUSE 10 FUSE 11 FUSE 28 FUSE 30 FUSE 42 FUSE BLOCK (J/B) (BEHIND LEFT SIDE OF DASH) FUSE, FUSIBLE LINK BLOCK (LEFT FRONT OF ENGINE COMPT) GRN WIRE GRN/YEL WIRE HEATER PUMP (REAR OF ENGINE COMPT) HEATER PUMP RELAY (BEHIND RIGHT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START ORG/ WIRE PNK 1 WIRE PNK 5 WIRE PNK WIRE PPL 1 REAR BLOWER MOTOR (RIGHT REAR OF VEHICLE) REAR BLOWER MOTOR RELAY REAR VARIABLE BLOWER CONTROL RED WIRE RED/BLU WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

10 26 TX RX 14 16 12 13 11 CAN-H CAN-L SHIELD BUS - BUS + PNK WIRE 17 1 3 19 TX RX CAN-H CAN-L 22 21 46 K-LINE CAN-H CAN-L 22 39 40 BUS CAN-H CAN-L 24 22 9 8 7 9 K-LINE CAN-H CAN-L 29 30 28 25 26 33 34 32 SHIELD BUS - BUS + CAN-H CAN-L BUS SHIELD BUS - BUS + 3 4 CAN-H CAN-L PNK WIRE 4 5 CAN-H CAN-L PNK WIRE 41 40 CAN-H CAN-L PNK WIRE 48 49 CAN-H CAN-L PNK WIRE 6 8 7 PPL BUS + BUS - SHIELD 67 65 66 SHIELD AUDIO RX AUDIO TX 85 94 86 K-LINE CAN-H CAN-L 9 11 CAN-H CAN-L PNK WIRE 9 8 10 SHIELD AUDIO RX AUDIO TX ABS ACTUATOR, ELECTRIC UNIT (CONTROL UNIT) (RIGHT REAR OF ENGINE COMPT) ABS/TCS/VDC CONTROL UNIT AIR BAG DIAGNOSIS SENSOR UNIT (UNDER LOWER CENTER OF DASH) AUDIO UNIT AUTOMATIC DRIVE POSITIONER CONTROL UNIT (BEHIND LEFT SIDE OF DASH) AV SWITCH BACK DOOR CONTROL UNIT (BEHIND LEFT REAR QUARTERPANEL) BLK WIRE BLK/RED WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT SIDE OF DASH) BRN WIRE DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) DDL DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT DRIVER SEAT CONTROL UNIT (W/ AUTOMATIC DRIVE POSITIONER) ENGINE CONTROL MODULE (ECM) (RIGHT REAR OF ENGINE COMPT) FRONT AIR CONTROL FUSE 12 FUSE 19 FUSE BLOCK (J/B) (BEHIND LEFT SIDE OF DASH) GRN WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT SLIDING DOOR CONTROL UNIT (BEHIND LEFT REAR QUARTERPANEL) LT BLU WIRE LT GRN WIRE MAIN POWER WINDOW, DOOR LOCK/UNLOCK SWITCH NAVI CONTROL UNIT (UNDER RIGHT FRONT SEAT) NCA WIRE P/WDW PNK WIRE POWER WINDOW SERIAL LINK PPL PPL W/ MONOCHROME DISPLAY RED WIRE RED/WHT WIRE RIGHT POWER WINDOW, DOOR LOCK/UNLOCK SWITCH RIGHT SLIDING DOOR CONTROL UNIT (BEHIND RIGHT REAR QUARTERPANEL) SHIELD BUS + BUS - STEERING ANGLE SENSOR (W/ VDC) (BEHIND LEFT SIDE OF DASH) TRANSMISSION CONTROL MODULE (TCM) (BEHIND RIGHT SIDE OF DASH) UNIFIED METER CONTROL UNIT COMBINATION METER W/ COLOR DISPLAY W/ COLOR DISPLAY PNK WIRE W/ MONOCHROME DISPLAY PNK WIRE W/ TCS W/ VDC W/O REAR POWER VENT WINDOWS W/ REAR POWER VENT WINDOWS YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 GND INV VCC SIG VCC 2 4 5 7 16 INV VCC SIG VCC INV GND SIG GND 47 52 50 54 RGB GND 55 51 56 53 49 36 38 37 HP YS RGB SYNC VP SYNC GND DCU DSP DSP DCU DSP SHIELD BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DCU-DSP DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT FUSE 14 FUSE 19 FUSE BLOCK (J/B) (BEHIND LEFT SIDE OF DASH) GRN WIRE HOT AT ALL TIMES HOT IN ON OR START INV GND SIGN GND LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RGB GND HP YS RGB SYNC VP SYNC GND DSP DCU BUS GND UNIFIED METER CONTROL UNIT WHT WIRE YEL/RED WIRE

AUD SHIELD DCU-AUD AUD-DCU BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BUS GND CAN-L CAN-H COMBINATION METER COMPUTER DATA LINES SYSTEM DCU DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT DSP-DCU GRN WIRE HP RGB SYNC IGN ILL INV GND INV VCC LT GRN WIRE NCA WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PPL PPL BUS+ SHIELD BUS- PPL PPL RED WIRE RED/BLU WIRE RED/WHT WIRE RGB GND RGB SYNC SIG VCC SIGN GND SPD OUT (+) SYNC GND WHT WIRE YEL/RED WIRE

AUDIO UNIT AV SWITCH BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLUETOOTH CONTROL UNIT (UNDER RIGHT FRONT SEAT) BRN WIRE BUS - BUS GND BUS+ BUS SHIELD BUS- COMBINATION SWITCH (SPIRAL CABLE) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DCU-DSP DCU-DSP DSP SHIELD DSP-DCU AUDIO SHIELD DCU-AUDIO SYNC GND AUDIO-DCU RGB SYNC DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT DOWN UP DSP-DCU FRSP LH (+) GRN WIRE GRN/ORG WIRE GRN/WHT WIRE HP RGB SYNC IGN ILL ILL CONT IN 1 - INV GND INV VCC LADDER LADDER IN 2 LADDER IN GND LADDER OUT 2 LT GRN WIRE NCA WIRE ON OFF OFF ORG/ WIRE OUT 2 + OUT LADDER PHONE/ END SWITCH PHONE/ SEND SWITCH PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PPL PPL BUS (+) BUS SHIELD BUS (-) RED WIRE RED YEL/ WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RGB GND RGB SYNC SEEK SWITCH SHIELD SIGN GND SIGN VCC SOUND SYSTEMS SPEED STEERING WHEEL AUDIO CONTROL SWITCHES SW A SW B SW C SYNC GND UP DOWN VOICE VOLUME SWITCH WHT GRN/ WIRE WHT WIRE YEL WIRE YEL/RED WIRE

25 26 37 38 36 CAN-H CAN-L RGB GND PNK WIRE 47 54 50 52 49 53 56 51 55 39 42 40 28 30 29 RGB GND BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BUS GND CAN L COMBINATION METER COMBINATION SWITCH (SPIRAL CABLE) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DCU-DSP DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT DOWN DSP-DCU END SWITCH) (OR PHONE/ SWITCH POWER GRN WIRE IGN ILL ILLIUM INV GND INV VCC LT GRN WIRE MODE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PPL PPL OR OR RED WIRE RED/BLU WIRE RED/WHT WIRE RGB GND RGB SYNC SEND SWITCH) (OR PHONE/ SIGN GND SIGN GND INV GND SIG VCC INV VCC GND +B SIGN VCC SPD OUT CAN-H STEERING WHEEL AUDIO CONTROL SWITCHES SWITCH SWITCH SEEK SWITCH VOLUME SYNC GND SYNC GND VP RGB SYNC YS HP AUD SHIELD AUD-DCU DCU-AUD BUS + BUS - SHIELD WHT WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 BAT AV CONT BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BUS GND CAMERA CAMERA- CAMERA+ VIDEO GND VIDEO + DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) DCU-DSP DISPLAY CONTROL UNIT (BEHIND CENTER OF DASH) DISPLAY UNIT DSP-DCU FUSE 14 FUSE 4 FUSE BLOCK (J/B) (BEHIND LEFT SIDE GND REVERSE AV CONT DDL GRN WIRE GRN/WHT WIRE HOT IN ACC OR ON HOT IN ON OR START LT BLU WIRE NCA WIRE OF DASH) ORG/ WIRE PARK/NEUTRAL POSITION (PNP) SWITCH (ON TRANSAXLE) PPL REAR VIEW CAMERA (LEFT CENTER OF BACK DOOR) REAR VIEW CAMERA CONTROL UNIT (UNDER RIGHT FRONT SEAT) VTR+ WHT WIRE YEL WIRE