Nissan Altima L31 (2001-2004) blu/yel Wiring diagrams

13 12 DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) 3 POS 33 34 93 58 36 90 65 73 74 CAN-H CAN-L ECT GND-A TACHO TVOO AVCC TPS 1 TPS 2 A/T CHECK A/T FLUID TEMP SENSOR OVER- AT DEVICE AUTOMATIC TRANSAXLE BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN-H- CAN-L- CLUTCH SOL COMBINATION METER D POS R POS P/N POS ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF ENGINE) EXTERIOR LIGHTS FUSE 19 FUSE BLOCK (BEHIND LEFT SIDE OF DASH) FUSE 14 GND 1 POS 2 POS MEM B/U SP SENS RX TX V SENS GND SENS GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IGN J/C 1 (BEHIND UPPER LEFT SIDE OF DASH) J/C 4 (BEHIND UPPER RIGHT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE MODULE (TCM) (BEHIND RIGHT END OF DASH) N POS NCA WIRE OIL TEMP GND P POS P/N OUT P/T SENS TACHO SP SENS PNK WIRE PNK/BLK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE REVOLUTION SENSOR (RIGHT REAR OF TRANSAXLE) RUN WIRE SHIFT SOL VALVE SHIFT SOL VALVE STARTING/ CHARGING SYSTEM SWITCH TRANSMISSION CONTROL VEHICLE SPEED SENSOR (RIGHT FRONT OF TRANSAXLE) VIG OVR/C VIG SSA SSB VSS IN VSS OUT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

ASCD BRAKE SWITCH (ON BRAKE PEDAL BRACKET) ASCD CLUTCH SWITCH (ON CLUTCH PEDAL BRACKET) ASCD STEERING SWITCH AVCC MOTOR 1 MOTOR 2 CAN-H CAN-L BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE CANCEL SWITCH COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE ELECTRIC THROTTLE CONTROL ACTUATOR (ON THROTTLE BODY) ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) FUSE 12 FUSE 14 FUSE 20 FUSE BLOCK (J/B) (BEHIND LEFT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL ALL TIMES HOT IN ON OR START J/C 2 (UPPER LEFT SIDE OF DASH) J/C 4 (UPPER RIGHT END OF DASH) M/T A/T MAIN SWITCH NCA WIRE RED WIRE RED/GRN WIRE RED/YEL WIRE RESUME/ACCEL SWITCH SET- SET/COAST SWITCH SPIRAL CABLE STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) UNIFIED METER CONTROL UNIT VEHICLE SPEED SENSOR (ON RIGHT FRONT OF TRANSAXLE) WHT WIRE YEL WIRE

109 113 93 34 72 111 83 84 58 CAN-H CAN-L ECT TACHO TVOO AVCC TPS 1 TPS 2 GND-A 13 12 DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) 3 POS A/T CHECK A/T FLUID TEMP SENSOR OVER- AT DEVICE AUTOMATIC TRANSAXLE BLK WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN-H- CAN-L- CLUTCH SOL COMBINATION METER D POS R POS P/N POS ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) ENGINE COOLANT TEMPERATURE SENSOR (UPPER REAR OF ENGINE) EXTERIOR LIGHTS FUSE 19 FUSE BLOCK (BEHIND LEFT SIDE OF DASH) FUSE 14 GND 1 POS 2 POS MEM B/U SP SENS RX TX V SENS GND SENS GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IGN J/C 1 (BEHIND UPPER LEFT SIDE OF DASH) J/C 4 (BEHIND UPPER RIGHT END OF DASH) J/C 5 (BEHIND UPPER RIGHT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE MODULE (TCM) (BEHIND RIGHT END OF DASH) N POS NCA WIRE OIL TEMP GND P POS P/N OUT P/T SENS TACHO SP SENS PNK WIRE PNK/BLK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE REVOLUTION SENSOR (RIGHT REAR OF TRANSAXLE) RUN WIRE SHIFT SOL VALVE SHIFT SOL VALVE STARTING/ CHARGING SYSTEM SWITCH TRANSMISSION CONTROL VEHICLE SPEED SENSOR (RIGHT FRONT OF TRANSAXLE) VIG OVR/C VIG SSA SSB VSS IN VSS OUT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 VACTR COMP ON A/C AUTO AMPLIFIER (BEHIND LEFT CENTER OF DASH) A/C PD CUT AIR MIX DOOR MOTOR (BEHIND LOWER LEFT CENTER OF DASH, ON HVAC ASSEMBLY) AMBIENT SENSOR (BEHIND LOWER LEFT SIDE OF FRONT GRILLE) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CANADA COMBINATION METER FAN CONTROL AMPLIFIER (BEHIND LOWER RIGHT SIDE OF DASH) FUSE 10 FUSE 11 FUSE 12 FUSE 19 FUSE BLOCK (J/B) (BEHIND LEFT END OF DASH) GND IGN 2 FAN F/B FAN GATE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON HOT IN ON OR START IN-VEHICLE SENSOR (ON LEFT CENTER OF DASH, NEAR IGNITION SWITCH) INTAKE DOOR MOTOR (BEHIND RIGHT CENTER OF DASH, ON HVAC ASSEMBLY) INTAKE SENSOR (BEHIND RIGHT SIDE OF DASH, ON HVAC ASSEMBLY) J/C 1 (BEHIND UPPER LEFT SIDE OF DASH) LAN SIG LIGHT + LIGHT - BAT IGN VAC LT GRN WIRE MODE DOOR MOTOR (BEHIND LEFT CENTER OF DASH, ON HVAC ASSEMBLY) ORG/ WIRE ORG/BLK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SENS GND SUN SENS W/T SENS CELSIUS/FAHRENHEIT SOLID STATE SUNLOAD SENSOR (ON UPPER RIGHT SIDE OF DASH, NEAR BASE OF WINDSHIELD) UNIFIED METER CONTROL UNIT (WITH ODO/TRIP METER WHT WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

ASCD BRAKE SWITCH (ON BRAKE PEDAL BRACKET) ASCD CLUTCH SWITCH (ON CLUTCH PEDAL BRACKET) ASCD STEERING SWITCH BLK WIRE BLU WIRE BLU/YEL WIRE BRN WIRE CANCEL SWITCH COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE ELECTRIC THROTTLE CONTROL ACTUATOR (ON THROTTLE BODY) ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) FUSE 12 FUSE 14 FUSE 20 FUSE BLOCK (J/B) (BEHIND LEFT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL ALL TIMES HOT IN ON OR START J/C 2 (UPPER LEFT SIDE OF DASH) J/C 4 (UPPER RIGHT END OF DASH) M/T A/T MAIN SWITCH MOTOR 1 MOTOR 2 CAN-H AVCC CAN-L NCA WIRE RED WIRE RED/GRN WIRE RED/YEL WIRE RESUME/ACCEL SWITCH SET- SET/COAST SWITCH SPIRAL CABLE STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) UNIFIED METER CONTROL UNIT VEHICLE SPEED SENSOR (ON RIGHT FRONT OF TRANSAXLE) WHT WIRE YEL WIRE

35 70 71 7 36 69 27 63 8 IGN CAN H CAN L BAT A/C AUTO AMPLIFIER BLK WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT END OF DASH) FUSE 12 FUSE 6 FUSE 36 FUSE 35 FUSE AND FUSIBLE LINK BOX (LEFT FRONT OF ENGINE COMPT) FUSE FUSE BLOCK (UNDER FUSE 8 GRN WIRE GRN/RED WIRE GRN/YEL (OR GRY) WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START JOINT CONNECTOR 1 (UPPER LEFT SIDE OF DASH) PPL REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER CONDENSER (BASE OF LEFT "C" PILLAR) REAR WINDOW DEFOGGER RELAY (BEHIND LEFT END OF DASH) REAR WINDOW DEFOGGER SWITCH LEFT DOOR MIRROR RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT DOOR MIRROR RR DEF SW GND 2 GND 3 GND 1 W/ AUTO A/C W/O AUTO A/C WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLOWER MOTOR RESISTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE FAN ON FAN SWITCH FUSE 10 FUSE 11 FUSE 12 FUSE BLOCK (J/B) (BEHIND LEFT END OF DASH) GRN WIRE GRN/BLK WIRE HEATER- A/C CONTROL UNIT HOT IN ON HOT IN ON OR START IGNITION GROUND ILL (-) ILL (+) LAN SIG INTAKE DOOR MOTOR (BEHIND RIGHT CENTER OF DASH, ON HVAC ASSEMBLY) J/C 1 (BEHIND UPPER LEFT SIDE OF DASH) MODE DOOR MOTOR (BEHIND LEFT CENTER OF DASH, ON HVAC ASSEMBLY) OFF RED/BLU WIRE RED/YEL WIRE VACTR (+) WHT/ BLU WIRE WHT/BLU WIRE

49 48 50 CAN-L CAN-H OIL PRESSURE ABS AIR BAG AIRBAG DIAGNOSTIC SENSOR UNIT (BELOW REAR OF CENTER CONSOLE) AMBIENT SENSOR (LOWER LEFT SIDE OF FRONT GRILLE) ANTI-LOCK BRAKES SYSTEM AUDIO SYSTEM (STEERING WHEEL CONTROLS BLK WIRE BLK/YEL (OR BLK) WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT END OF DASH) BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVIOR) BRAKE/ BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGE COMBINATION METER CRUISE DOOR ENGINE CONTROL MODULE (BEHIND GLOVE BOX) 2.5L 3.5L ENGINE SYSTEM CHARGING SYSTEM FUEL FUEL GAUGE FUEL LEVEL SENSOR UNIT (IN FUEL TANK) FUSE 14 FUSE 19 FUSE BLOCK (UNDER LEFT SIDE OF DASH) GND CAN-H CAN-L 2 2 1 1 33 34 109 113 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/RED WIRE HIGH BEAM HOT AT ALL TIMES HOT IN ON OR START ILLUMINATION JOINT CONNECTOR 1 (UPPER LEFT SIDE OF DASH) JOINT CONNECTOR 4 (UPPER RIGHT END OF DASH) LEFT "C" PILLAR) LEFT FRONT DOOR SWITCH LEFT REAR DOOR SWITCH RIGHT REAR DOOR SWITCH LT BLU WIRE LT GRN/BLK WIRE OIL ORG/ WIRE ORG/BLK WIRE PNK/BLU WIRE PPL RED WIRE RED/BLK WIRE RIGHT FRONT DOOR SWITCH SEAT BELT SEAT BELT BUCKLE SWITCH (IN DRIVER SEAT BELT BUCKLE) SET- SLIP SPEED- OMETER TACH- OMETER TCS OFF TEMP GAUGE TRANSMISSION CONTROL MODULE (BEHIND RIGHT END OF DASH) TRANSMISSION SYSTEM TRUNK TURN LH TURN RH UNIFIED METER CONTROL UNIT (W/ ODO/TRIP METER) VEHICLE SPEED SENSOR (ON TRANSAXLE) WASHER WASHER FLUID LEVEL SWITCH (IN WASHER FLUID RESERVOIR) YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 COMP ON IGNITION GROUND 58 65 70 71 COMP ON SW FAN ON SW CAN-H CAN-L A/C COMPRESSOR A/C CONTROL UNIT A/C RELAY BLK WIRE BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLOWER MOTOR RESISTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT END OF DASH) CAN-H- CAN-L- COOLING FAN MOTOR 1 (ON RIGHT FRONT OF ENGINE COMPARTMENT) COOLING FAN MOTOR 2 (ON LEFT FRONT OF ENGINE COMPARTMENT) COOLING FAN RELAY-1 (HI RELAY) COOLING FAN RELAY-2 (HI RELAY) COOLING FAN RELAY-3 (LO RELAY) ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) FAN ON INT SENS ILL (-) ILL (+) LAN SIG FAN SWITCH FUSE 10 FUSE 11 FUSE 12 FUSE 34 FUSE BLOCK (J/B) (BEHIND LEFT END OF DASH) FUSE, FUSIBLE LINK BOX (ON LEFT FRONT OF ENGINE COMPARTMENT, NEAR BATTERY) FUSIBLE LINK I FUSIBLE LINK K GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES HOT IN ON HOT IN ON OR START INTAKE DOOR MOTOR (BEHIND RIGHT CENTER OF DASH, ON HVAC ASSEMBLY) INTAKE SENSOR (BEHIND RIGHT SIDE OF DASH, ON HVAC ASSEMBLY) J/C 1 (BEHIND UPPER LEFT SIDE OF DASH) MODE DOOR MOTOR (BEHIND LEFT CENTER OF DASH, ON HVAC ASSEMBLY) OFF RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE VACTR (+) WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

35 70 71 27 63 IGN CAN-HI CAN-LO GND GND BAT (+) GND BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND LEFT COMBINATION SWITCH (LIGHTING SWITCH) END OF DASH) FRONT WASHER MOTOR (ON WASHER FLUID RESERVOIR) FRONT WIPER HI RELAY FRONT WIPER MOTOR (ON LEFT SIDE OF FIREWALL) FRONT WIPER RELAY FUSE FUSE 12 FUSE 33 FUSE 39 FUSE 46 FUSE BLOCK (LEFT END OF DASH) FUSE, FUSIBLE LINK BOX (LEFT FRONT OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IGN INPUT 1 INPUT 2 INPUT 3 INPUT 4 INPUT 5 MOVE OUTPUT 1 OUTPUT 2 OUTPUT 3 OUTPUT 4 OUTPUT 5 RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE STOP WHT/BLK WIRE YEL WIRE