Infiniti Q45 III (2001-2006) nca Wiring diagrams

10 9 11 BUS - BUS + SHIELD 12 13 14 15 16 17 BUS - BUS + BUS SHIELD BUS - BUS + BUS SHIELD 121 89 88 89 103 TW GND-A PDPRES GND-A AVCC 174 171 CAN-H CAN-L 2 3 PNK WIRE ACRLY AIR CONDITIONER RELAY AIR MIX DOOR MOTOR (DRIVER SIDE) BLK WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH, ON INTAKE UNIT) BLOWER RELAY BLU WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE CLOSE COMPRESSOR (LEFT FRONT OF ENGINE COMPARTMENT) COMPUTER DATA LINES SYSTEM COOLING UNIT ASSEMBLY DISPLAY ENGINE CONTROL MODULE (BEHIND GLOVE BOX) ENGINE CONTROLS SYSTEM FUSE 31 FUSE 33 FUSE 51 FUSE BLOCK (J/B) 2 (BEHIND RIGHT KICK PANEL) FUSE, FUSIBLE LINK, RELAY BOX (J/B) (IN ENGINE ROOM BOX) GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES INTAKE SENSOR JOINT CONNECTOR 12 (BEHIND TOP CENTER OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 29 (BEHIND RIGHT KICK PANEL, TAPED TO HARNESS) JOINT CONNECTOR 30 (BEHIND RIGHT KICK PANEL, TAPED TO HARNESS) LT GRN WIRE LT GRN/BLK WIRE MAGNET CLUTCH ECV SOLENOID VALVE MODE DOOR MOTOR (DRIVER SIDE) MULTI- FUNCTION SWITCH NCA WIRE PNK 1 2 WIRE PNK WIRE PNK/BLK WIRE REAR VENT DOOR MOTOR (BEHIND LEFT FRONT OF CENTER CONSOLE) RED WIRE RED/BLU WIRE RED/YEL WIRE W/ AV, NAVI CONTROL UNIT W/O NAVI W/ NAVI WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

111 33 37 DOOR WARN LAMP DOOR SW (RL) DOOR SW (AS) 4 3 2 1 LIGHT (-) LIGHT (+) GND BAT 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 PNK WIRE A/T OIL TEMP IND ABS IND. AIR BAG IND AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM ELECTROINC SUSPENSION SYSTEM AT DEVICE AUTO AUTO ANTI-DAZZLING INSIDE MIRROR (COMPASS) BELT IND BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND LEFT KICK PANEL) BRAKE IND BRN WIRE BRN/WHT WIRE CHARGE IND CLOCK COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE IND (W/O ICC) DIODE DOOR IND DOOR SW (RR) DOOR SW (DR) DRIVER SIDE FRONT DOOR SWITCH DRIVER SIDE FRONT POWER SEAT ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) FLUORESCENT LAMP FUEL FUEL IND FUEL GAUGE FUEL LEVEL SENSOR FUSE 1 FUSE 21 FUSE 6 FUSE 9 FUSE BLOCK (J/B) 1 (BEHIND LEFT END OF DASH) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM DEFOGGER SYSTEM HIGH BEAM IND HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START ILLUM INTERIOR LIGHTS SYSTEM IND OUT JOINT CONNECTOR 11 (BEHIND UPPER RIGHT SIDE OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 17 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 3 (BEHIND UPPER LEFT SIDE OF DASH) JOINT CONNECTOR 4 (BEHIND UPPER LEFT SIDE OF DASH) LED LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LEFT TURN IND LOW TIRE PRESSURE WARNING CONTROL UNIT (BEHIND CENTER OF DASH) LOW VOLT DETECTION CIRCUIT LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP IND NCA WIRE OIL IND ORG/ WIRE ORG/BLU WIRE PARKING BRAKE SWITCH (BEHIND DASH, AT PARK BRAKE ASSEMBLY) PASSENGER SIDE FRONT DOOR SWITCH (AT BASE OF RIGHT "B" PILLAR) PNK 2 1 3 DN WIRE PNK WIRE PNK/BLK WIRE POSITION SELECT SWITCH PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR LOCK ASSEMBLY (IN RIGHT REAR DOOR) RIGHT TURN IND SEAT BELT BUCKLE SWITCH SET IND (W/O ICC) SLIP IND SPEEDOMETER SPORT IND STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TIRE PRESSURE IND UNIFIED METER CONTROL UNIT UP MANUAL MODE SELECT SWITCH VDC OFF IND VEHICLE INFORMATION SYSTEM CIRCUIT WATER TEMP GAUGE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 IGN SW 1 3 PNK WIRE 12 13 PNK WIRE 33 32 31 AV-ME MEAV SHIELD PPL 7 8 9 10 11 12 13 14 BAT AUTO OFF AV CONTROL UNIT (BEHIND CENTER OF DASH) AV-ME BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND LEFT KICK PANEL) BRN/YEL WIRE COMBINATION SWITCH (LIGHTING SWITCH) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DOOR SW (DR) DRIVER SIDE FRONT DOOR SWITCH FUSE 1 FUSE 21 FUSE 3 FUSE 32 FUSE 6 FUSE BLOCK (J/B) 1 (BEHIND LEFT END OF DASH) FUSE BLOCK (J/B) 2 (BEHIND RIGHT KICK PANEL) GRN/RED WIRE HEADLAMP BATTERY SAVER CONTROL UNIT HI PASS HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN KEY SW BAT GND JOINT CONNECTOR 11 (BEHIND UPPER RIGHT SIDE OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 16 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 18 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 20 JOINT CONNECTOR 3 (BEHIND UPPER LEFT SIDE OF DASH) JOINT CONNECTOR 7 (BEHIND CENTER OF DASH) JOINT CONNECTOR 8 JOINT CONNECTOR 8 (BEHIND CENTER OF DASH) JOINT CONNECTOR 9 JOINT CONNECTOR 9 (BEHIND CENTER OF DASH) KEY SWITCH, KEY LOCK SOLENOID (KEY SWITCH) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MEAV NCA WIRE OPTICAL SENSOR (ON TOP RIGHT SIDE OF DASH) PNK PPL WIRE PNK WIRE PPL PPL/WHT WIRE RAP INPUT RAP OUTPUT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SHIELD T/L RLY OUT 1 W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

1 2 3 4 5 6 IGN SW 12 13 PNK WIRE 3 2 1 GND OUT POWER 33 32 31 AV-ME MEAV SHIELD PPL 7 8 9 10 11 12 13 14 BAT AUTO OFF AV CONTROL UNIT (BEHIND CENTER OF DASH) AV-ME BLK WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY CONTROL MODULE (BEHIND LEFT KICK PANEL) BRN/YEL WIRE COMBINATION SWITCH (LIGHTING SWITCH) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DOOR SW (DR) DRIVER SIDE FRONT DOOR SWITCH FUSE 1 FUSE 21 FUSE 3 FUSE 32 FUSE 6 FUSE BLOCK (J/B) 1 (BEHIND LEFT END OF DASH) FUSE BLOCK (J/B) 2 (BEHIND RIGHT KICK PANEL) GRN/RED WIRE HEADLAMP BATTERY SAVER CONTROL UNIT (BEHIND DASH, LEFT OF STEERING COLUMN) HI PASS HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN KEY SW BAT GND JOINT CONNECTOR 11 (BEHIND UPPER RIGHT SIDE OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 16 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 18 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 20 (BEHIND RIGHT SIDE OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 3 (BEHIND UPPER LEFT SIDE OF DASH) JOINT CONNECTOR 7 (BEHIND CENTER OF DASH) JOINT CONNECTOR 8 (BEHIND CENTER OF DASH) JOINT CONNECTOR 9 (BEHIND CENTER OF DASH) KEY SWITCH, KEY LOCK SOLENOID (KEY SWITCH) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MEAV NCA WIRE OPTICAL SENSOR (ON TOP RIGHT SIDE OF DASH) PNK 6 7 WIRE PNK PPL WIRE PNK WIRE PPL PPL/WHT WIRE RAP INPUT RAP OUTPUT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SHIELD T/L RLY OUT 1 W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

6 3 1 4 CAN-L CAN-H IGN GND BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BOOST SOLENOID BRAKE BOOSTER (LEFT REAR OF ENGINE COMPT) BRN WIRE BRN/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CONTROL UNIT UNIFIED METER FUSE, FUSIBLE LINK, RELAY BLOCK (J/B) (IN ENGINE ROOM BOX) GRN WIRE GRY/RED WIRE ICC BRAKE HOLD RELAY (AT RIGHT SIDE OF ENGINE COMPT) ICC BRAKE SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) ICC SENSOR (AT FRONT CENTER OF ENGINE COMPT) INSTRUMENT CLUSTER SYSTEM JOINT CONNECTOR 12 (BEHIND TOP CENTER OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 17 (BEHIND UPPER RIGHT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 7 (BEHIND CENTER OF DASH) LT GRN/BLK WIRE NCA WIRE PARK/NEUTRAL POSITION RELAY PARKING BRAKE SWITCH (BEHIND DASH, AT PARK BRAKE ASSEMBLY) PNK 3 4 5 6 WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM STOP LAMP SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TRANSMISSION CONTROL MODULE (TCM) (BEHIND GLOVE BOX) -RLY WHT WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

A/C SYSTEM ACRLY FPCM MOTRLY VIAS PRF- IGN 5 IGN 6 IGN 7 IGN 8 ACTIVE DAMPER SUSPENSION UNIT CONTROL UNIT (LEFT REAR SHOCK TOWER) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COOLING FAN SPEED CONTROL SOLENOID VALVE (ON FRONT OF ENGINE) CRANKSHAFT POSITION SENSOR (POS) (ON REAR OF CYL BLOCK) CRTN INJ 4 INJ 5 INJ 6 INJ 7 INJ 8 IGN 1 IGN 2 IGN 3 IGN 4 PNK WIRE ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE (ON TOP RIGHT REAR OF ENGINE) FPR SSOFF CVBV FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 FUEL INJECTOR 7 FUEL INJECTOR 8 FUSE 9 FUSE BLOCK (J/B) 1 (LEFT END OF PANEL) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT IN ON OR START IGNSW EVAP INJ 1 INJ 2 INJ 3 J/C 19 (BEHIND RIGHT END OF DASH) J/C 28 J/C 29 (BEHIND RIGHT KICK PANEL) LED LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP NCA WIRE ORG/ WIRE ORG/BLU WIRE PNK/BLU WIRE POS POWER STEERING CONTROL UNIT (BEHIND DASH, RIGHT SIDE OF CENTER CONSOLE) PPL PPL/WHT WIRE PRF+ PRUN IN RED WIRE RED/BLU WIRE RED/YEL WIRE STSW TACHO TACHO ETC PRUN TP IN UNIFIED METER CONTROL UNIT VACUUM CUT VALVE BYPASS VALVE (UNDER REAR OF VEHICLE, FORWARD OF EVAP CANISTER) VIAS CONTROL SOLENOID VALVE (TOP FRONT CENTER OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE CONDENSER ECM RELAY FUSE 13 FUSE 14 FUSE 32 FUSE 53 FUSE 74 FUSE BLOCK (J/B) 1 (LEFT END OF PANEL) FUSE BLOCK (J/B) 2 (RIGHT KICK PANEL) FUSE, FUSIBLE LINK, RELAY BLOCK (J/B) (IN ENGINE ROOM BOX) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN HOT IN ON OR START IGNITION COIL 1 (W/ POWER TRANSISTOR) IGNITION COIL 2 (W/ POWER TRANSISTOR) IGNITION COIL 3 (W/ POWER TRANSISTOR) IGNITION COIL 4 (W/ POWER TRANSISTOR) IGNITION COIL 5 (W/ POWER TRANSISTOR) IGNITION COIL 6 (W/ POWER TRANSISTOR) IGNITION COIL 7 (W/ POWER TRANSISTOR) IGNITION COIL 8 (W/ POWER TRANSISTOR) J/C 21 (BEHIND LOWER RIGHT SIDE OF DASH) LT BLU WIRE NCA WIRE ORG/ WIRE PLUG SPARK PPL/WHT WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE SPARK PLUG THROTTLE CONTROL MOTOR RELAY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/RED WIRE

10 11 12 PPL BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (PHASE) (ON FRONT OF LEFT CYL HEAD) FUEL PUMP RELAY FUSE 16 FUSE 17 FUSE 18 FUSE 36 FUSE 58 FUSE BLOCK (J/B) 1 (LEFT END OF DASH) FUSE BLOCK (J/B) 2 (RIGHT KICK PANEL) FUSE, FUSIBLE LINK, RELAY BLOCK (J/B) (IN ENGINE ROOM BOX) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HEATED OXYGEN SENSOR 1 (BANK 1) (ON INLET OF LEFT MANIFOLD THREE-WAY CATALYST) HEATED OXYGEN SENSOR 1 (BANK 2) (ON INLET OF RIGHT MANIFOLD THREE-WAY CATALYST) HEATED OXYGEN SENSOR 2 (BANK 1) (ON OUTLET OF LEFT MANIFOLD THREE-WAY CATALYST) HEATED OXYGEN SENSOR 2 (BANK 2) (ON OUTLET OF RIGHT MANIFOLD THREE-WAY CATALYST) HOT AT ALL TIMES HOT IN ON OR START INTAKE VALVE TIMING CONTROL POSITION SENSOR (BANK 1) (ON FRONT OF LEFT CYL HEAD) J/C 29 (BEHIND RIGHT KICK PANEL) J/C 30 LT GRN WIRE NCA WIRE RADIATOR COOLANT TEMPERATURE SENSOR (LEFT SIDE OF RADIATOR) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE REFRIGERANT PRESSURE SENSOR (FRONT RIGHT SIDE OF ENGINE COMPT, NEAR CONDENSER) WHT WIRE WHT/BLU WIRE YEL WIRE

1 1 1 J/C 28 (BEHIND RIGHT KICK PANEL) 10 11 12 PPL ACCELERATOR PEDAL POSITION (APP) SENSOR 1 ACCELERATOR PEDAL POSITION (APP) SENSOR 2 BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE CONDENSER ELECTRIC THROTTLE CONTROL ACTUATOR ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) ENGINE COOLANT TEMPERATURE SENSOR (ON TOP REAR OF ENGINE) EVAP CONTROL SYSTEM PRESSURE SENSOR (IN EVAP PURGE LINE) FUEL PUMP CONTROL MODULE (FPCM) (ON RIGHT SIDE OF TRUNK) GND A GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/RED WIRE IVCPUSL IVCPUSR J/C 28 (BEHIND RIGHT KICK PANEL) J/C 29 (BEHIND RIGHT KICK PANEL) JC-16 LT GRN WIRE NCA WIRE NEUT PDPRES PHASE PNK WIRE POWER STEERING PRESSURE (PSP) SENSOR (LOWER RIGHT FRONT OF ENGINE) PPL PPL/WHT WIRE QA+ RED WIRE RED/BLU WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM THROTTLE CONTROL MOTOR THROTTLE POSITION (TP) SENSOR 1 THROTTLE POSITION (TP) SENSOR 2 WHT WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRKSW FGAUGE- BRN WIRE CAN L COMPUTER DATA LINES SYSTEM DROPPING RESISTOR ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) EVAP CANISTER VENT CONTROL VALVE (UNDER REAR OF VEHICLE ON EVAP CANISTER) FPCMCK FUEL LEVEL SENSOR UNIT, FUEL PUMP (IN FUEL TANK) GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE J/C 15 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 29 (BEHIND RIGHT KICK PANEL) J/C 7 (BEHIND CENTER OF DASH) KNOCK SENSOR (BANK 1) (BELOW LEFT SIDE OF INTAKE MANIFOLD) KNOCK SENSOR (BANK 2) (BELOW RIGHT SIDE OF INTAKE MANIFOLD) LT GRN WIRE LT GRN/BLK WIRE MOTOR 1 IVCL GND M MOTOR 2 IVCR GND E VMOT CDCV GND E PNK WIRE NATS IMMU (BEHIND DASH, LEFT OF STEERING COLUMN) NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PSPRES FGAUGE+ QA- FTPRS RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE STOP LAMP SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TW TWRF VB KLINE GND C VB IM LIME GND C PPL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE