Nissan Pathfinder II (1995-2004) engine control module (ecm) (behind center of dash) Wiring diagrams

20% FRE FRE AC-AV AV-AC GND SENS SUN SENS W/T SENS 20% FRE REC 20% FRE REC FRE 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 VACTR COMP ON 38 40 37 39 A/C CLK NAVI A/C A/C NAVI A/C GND 58 81 111 27 51 45 GND-A PDPRES AVCC ACRLY ACPDCUT ARCON A/C AUTO AMPLIFIER (BEHIND LOWER CENTER OF DASH) A/C RELAY (IN RELAY BOX 1) AIR MIX DOOR MOTOR (BEHIND CENTER OF DASH, ON BOTTOM OF HEATER UNIT) AMBIENT SENSOR (CENTER FRONT OF ENGINE COMPARTMENT) BATTERY IGNITION +REC -FRE BLK WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPRESSOR) DISPLAY, NAVI CONTROL UNIT ECM COMP 20% FRE REC FRE REC CLK ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FAN CONTROL AMPLIFIER (BEHIND GLOVE BOX) FRE FUSE 1 FUSE 11 FUSE 2 FUSE 24 FUSE 6 FUSE BLOCK (J/B) (BEHIND DASH, LEFT OF STEERING COLUMN) GND IGNITION FAN F/B FAN GATE +FRE -REC GRN RED/ WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER INTAKE DOOR MOTOR (BEHIND GLOVE BOX, ON HEATER INTAKE UNIT) INTAKE SENSOR (BEHIND CENTER OF DASH, ON COOLING UNIT) LAN SIG LT GRN WIRE LT GRN/RED WIRE MODE DOOR MOTOR (BEHIND CENTER OF DASH, ON HEATER UNIT) NCA WIRE PNK/BLK WIRE PNK/BLU WIRE REC FRE RED GRN/ WIRE RED WIRE REFRIGERANT PRESSURE SENSOR (ON A/C LIQUID TANK) SOLID STATE SUNLOAD SENSOR (ON RIGHT DEFROSTER GRILLE) THERMAL TRANSMITTER (AT REAR OF ENGINE, ON WATER OUTLET) WHT WIRE WHT/PPL WIRE YEL/BLK WIRE YEL/RED WIRE

20% FRE FRE 20% FRE FRE REC FRE 20% FRE REC 20% FRE REC FRE REC 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 VACTR COMP ON 3 2 SOLID STATE A/C AUTO AMPLIFIER (BEHIND CENTER OF DASH) A/C RELAY (IN RELAY BOX 1) ACPDCUT ACRLY AIR MIX DOOR MOTOR (BEHIND CENTER OF DASH, ON BOTTOM OF HEATER UNIT) AMBIENT SENSOR (CENTER FRONT OF ENGINE COMPARTMENT) ARCON AVCC BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CANADIAN MODELS COMPRESSOR) DEFOGGER SYSTEM ECM COMP ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FAN CONTROL AMPLIFIER (BEHIND GLOVE BOX) FRE REC FUSE 1 FUSE 11 FUSE 2 FUSE 24 FUSE 6 FUSE BLOCK (J/B) (BEHIND DASH, LEFT OF STEERING COLUMN) GND A GND SENS SUN SENS W/T SENS C/F GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INSTRUMENT CLUSTER INTAKE DOOR MOTOR (BEHIND GLOVE BOX, ON HEATER INTAKE UNIT) INTAKE SENSOR (BEHIND CENTER OF DASH, ON COOLING UNIT) LAN SIG LIGHT + ILL - BAT IGN +REC -FRE LT GRN WIRE LT GRN/RED WIRE MODE DOOR MOTOR (BEHIND CENTER OF DASH, ON HEATER UNIT) ORG/ WIRE PDPRES PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE REFRIGERANT PRESSURE SENSOR (ON A/C LIQUID TANK) RR DEF F/B RR DEF ON GND IGNITION FAN F/B FAN GATE +FRE -REC SUNLOAD SENSOR (ON RIGHT DEFROSTER GRILLE) THERMAL TRANSMITTER (AT REAR OF ENGINE, ON WATER OUTLET) WHT WIRE WHT/PPL WIRE YEL/BLK WIRE YEL/RED WIRE

ABS ACTUATOR, ELECTRIC UNIT (ON RIGHT SIDE OF ENGINE COMPT) ABS DIAG L ABS RXD ABS TXD ADJ SW AIR BAG DIAGNOSIS SENSOR UNIT (BELOW REAR OF CENTER CONSOLE) BLK WIRE BLK/WHT WIRE BLU WIRE CHECK DATA LINK CONNECTOR (ON LOWER DASH PANEL, LEFT OF STEERING COLUMN) ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FUSE 16 FUSE 24 FUSE BLOCK (BEHIND DASH, GRN/ORG WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START KLINE LT GRN/RED WIRE RED/GRN WIRE RED/YEL WIRE SMART ENTRANCE CONTROL UNIT (BEHIND DASH, NEXT TO FUSE BLOCK) TCM RX TCM TX TRANSMISSION CONTROL MODULE (TCM) (BEHIND DASH, LEFT OF STEERING COLUMN) WHT WIRE WHT/PPL WIRE YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 REL VLV OUT 11 18 24 SHIFT SOL A ASCD CRUISE SW 57 82 86 GND-C TVOO VSP A/T M/T ABS ACTUATOR, ELECTRIC UNIT (RIGHT SIDE OF ENGNE COMPT) AIR VALVE ASCD BRAKE SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) ASCD CLUTCH SWITCH (ON BRACKET, ABOVE CLUTCH PEDAL) ASCD CONTROL UNIT (BEHIND LEFT KICK PANEL) ASCD PUMP (ON RIGHT FRONT FENDER WELL) ASCD STEERING SWITCH BLK WIRE BLK/ GRN WIRE BLK/ WHT WIRE BLK/ YEL WIRE BLK/PNK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/ YEL WIRE BLU/WHT WIRE BLU/YEL WIRE CANCEL SWITCH COMBINATION METER CRUISE ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FUSE 11 FUSE 14 FUSE 18 FUSE 52 FUSE 54 FUSE 8 FUSE BLOCK (J/B) FUSE, FUSIBLE LINK BOX GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HORN RELAY (IN RELAY BOX 1) HORN SWITCH HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MAIN SWITCH METER OUT NCA WIRE ORG/BLU WIRE PARK/NEUTRAL POSITION RELAY (IN RELAY BOX 2) PARK/NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION) PNK THROTTLE POSIT GND-C IGNITION SW A SOL MON WIRE PNK WIRE RED WIRE RED YEL/ WIRE RED/ BLK WIRE RED/ WHT WIRE RED/BLK WIRE RELEASE VALVE RESUME/ ACCEL SWITCH SET- SET/ COAST SWITCH SHIFT SOLENOID VALVE A SPIRAL CABLE STARTING/ CHARGING SYSTEM STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TRANSMISSION CONTROL MODULE (TCM) (A/T) (BEHIND DASH, LEFT OF STEERING COLUMN) UNIFIED METER CONTROL UNIT (ODO/TRIP METER) VACUUM MOTOR VSP (IN) BRAKE NO SW RES/ACC SW WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

8 7 5 1 4 V-BAT IGN ON IND LAMP ECM INTRFCE GROUND ANTI- THEFT CIRCUIT BLK WIRE BRN WIRE BRN/YEL WIRE ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FUSE 16 FUSE 24 FUSE 62 FUSE BLOCK (J/B) (BEHIND DASH, LEFT OF STEERING COLUMN) FUSE, FUSIBLE LINK BOX GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IMLINE NATS IMMU (ON IGNITION KEY CYLINDER) PPL/RED WIRE RED WIRE RED/GRN WIRE SECURITY INDICATOR LAMP WHT WIRE WHT/BLK WIRE WHT/RED WIRE

A/C RELAY (IN RELAY BOX 1) A/C SWITCH ACRLY ARCON AVCC BLK WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMPRESSOR) DIODE (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) FAN SWITCH FRE FRE REC FUSE 1 FUSE 11 FUSE 2 FUSE 6 FUSE BLOCK (J/B) (BEHIND DASH, LEFT OF STEERING COLUMN) GND A GRN WIRE GRN/RED WIRE GRN/WHT WIRE HOT IN ON HOT IN ON OR START INTAKE DOOR MOTOR (BEHIND GLOVE BOX, ON HEATER INTAKE UNIT) LT GRN WIRE LT GRN/RED WIRE MODE SWITCH NCA WIRE OFF PDPRES PNK/BLK WIRE REC RECIRCULATION SWITCH RED WIRE REFRIGERANT PRESSURE SENSOR (ON A/C LIQUID TANK) WHT WIRE WHT/PPL WIRE YEL/BLK WIRE

5 4 3 2 PNK WIRE BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE LEFT FRONT LIFTING DEVICE LEFT POWER SEAT SWITCH LEFT REAR LIFTING DEVICE LEFT RECLINING DEVICE LEFT SLIDING DEVICE LIFTING SWITCH (FRONT) LIFTING SWITCH (REAR) LT BLU WIRE LT GRN WIRE ORG/BLK WIRE PNK 1 2 3 4 5 6 7 8 9 WIRE RECLINING SWITCH RED WIRE SLIDING SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM ACPDCUT LOAD PPL BLK WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BSTSW IDLE GND-C GND-A CRTN CVTCR CVTCL VIAS ISC 4 DEFOGGER SYSTEM HEADLIGHTS SYSTEM ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE IGN 1 IGN 2 IGN 3 IGNITION COILS ISC 1 ISC 2 ISC 3 LED CVBV CDCV LEFT INTAKE VALVE TIMING CONTROL VALVE (ON LEFT SIDE OF ENGINE) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE PNK/BLK WIRE PNK/BLU WIRE PPL/GRN WIRE PPL/WHT WIRE PWST GND-C RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INTAKE VALVE TIMING CONTROL VALVE (ON RIGHT SIDE OF ENGINE) STSW IGNSW NEUT ARCON SWIRL CONTROL VALVE CONTROL SOLENOID VALVE (ON TOP LEFT OF ENGINE) SWIRL CONTROL VALVE CONTROL VACUUM CHECK SWITCH (NEAR BRAKE FLUID RESERVOIR) TACHO SSOFF ACRLY FPRLY SCV IGN 4 IGN 5 IGN 6 VACUUM CUT VALVE BY-PASS VALVE (LEFT REAR UNDERSIDE OF VEHICLE, NEAR FUEL TANK) VIAS CONTROL SOLENOID VALVE (ON TOP FRONT OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM (REFRIGERANT PRESSURE SENSOR) ADJ SW TW BLK WIRE BLK/ WHT WIRE BLK/PNK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BOX 2) CHECK ECM RELAY (IN RELAY BOX 2) ENGINE CONTROL MODULE (ECM) (BEHIND CENTER OF DASH) ENGINE COOLANT TEMPERATURE SENSOR (AT REAR OF ENGINE, ON WATER OUTLET) FUEL INJECTORS FUSE 63 FUSE 62 FUSE, FUSIBLE LINK BOX (IN RELAY GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE HOT AT ALL TIMES INJ 1 INJ 5 INJ 2 INJ 6 INJ 3 GND-E INJ 4 GND-E INSTRUMENT CLUSTER SYSTEM INTAKE AIR TEMPERATURE SENSOR (IN AIR DUCT HOUSING) LAN KLINE IMLINE LT GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE PDPRES TVOO FGAGE+ FTPRES POS VSP PNK WIRE PNK WIRE PNK/BLK WIRE PPL/RED WIRE QA+ RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REF PHASE TVO TF KNK VB AVCC VB VTCPUSL VTCPUSR WHT WIRE WHT/BLU WIRE WHT/PPL WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/PPL WIRE