Toyota Tacoma I facelift (2000-2004) j/b 1 (behind dash, left of steering column) Wiring diagrams

+BM GND RR+ RR- TS FR- FR+ STP GST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 +BS GND A/T ABS ACTUATOR W/ ECU (RIGHT REAR OF ENGINE COMPT) ABS DECELERATION ABS FUSE ABS INVERTER ABS WARNING IND BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER DATA LINK CONNECTOR 1 (LEFT SIDE OF ENGINE COMPT) DETECTION SWITCH (TRANSFER POSITION) (ON TRANSMISSION) DIODE (ABS) EC (RIGHT FRONT FENDER) ECU-IG FUSE EXI FL- FL+ WA GAUGE FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IE (RIGHT END OF DASH) IG (LEFT END OF DASH) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 11 (ABOVE GLOVE BOX) J/C 13 (ABOVE GLOVE BOX) LEFT REAR ABS SPEED SENSOR LEFT FRONT ABS SPEED SENSOR LT GRN WIRE M/T PNK WIRE R/B 2 (LEFT SIDE OF ENGINE COMPT) REAR DIFFERNENTIAL LOCK ECU (UPPER LEFT KICK PANEL) M/T RED WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR RIGHT REAR ABS SPEED SENSOR RL- RL+ STOP FUSE STOP LIGHT SWITCH TC TS W/ REAR DIFF LOCK W/O REAR DIFF LOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/LT GRN WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU DOME FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM WARNING SYSTEMS ECU-IG FUSE FLASHER RELAY GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORN-HAZ FUSE HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IG (LEFT END OF DASH) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH LT GRN/BLK WIRE LT GRN/RED WIRE POWER FUSE POWER WINDOWS SYSTEM PWR RELAY R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) RED WIRE RED/BLU (OR RED/GRN) WIRE RED/WHT (OR GRN/YEL) WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH SEATS SYSTEM VIO WIRE VIO/RED WIRE W/DOUBLE CAB WHT WIRE WHT/BLK WIRE WIPER FUSE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

12 21 TC TS 2.7L/2.4L 3 19 LA TC 3.4L ABS ACTUATOR WITH ECU (ON RIGHT REAR OF ENGINE COMPT) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) COMBINATION METER CONTROL CIRCUIT CRUISE CONTROL ECU (ON RIGHT KICK PANEL) CRUISE IND DATA LINK CONNECTOR 3 (BELOW LEFT CENTER OF DASH) EF (IGNITION COIL BRACKET) EB (NEAR THROTTLE BODY) (3.4L) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE HOT AT ALL TIMES HOT IN ON OR START IE (RIGHT END OF DASH) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) LT GRN WIRE LT GRN/BLK WIRE OBD FUSE R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) RED/YEL WIRE SIL SRS IND TACH VIO WIRE WFSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

10 11 12 13 14 15 16 CCS 2 8 (3.4L) (EX 3.4L) 2.4L 4 5 6 7 8 9 PI TC ECT MC A/T INDICATOR SWITCH (PARK/NEUTRAL POSITION SWITCH BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE COMBINATION METER CRUISE CRUISE CONTROL ACTUATOR (ON RIGHT SIDE OF ENGINE COMPT) CRUISE CONTROL CLUTCH SWITCH (ON BRACKET, ABOVE CLUTCH PEDAL) CRUISE CONTROL ECU (ON RIGHT KICK PANEL) CRUISE CONTROL IND CRUISE CONTROL SWITCH (COMBINATION SWITCH) DATA LINK CONNECTOR 3 (BELOW LEFT CENTER OF DASH) ECU-IG FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IDLO IE (RIGHT END OF DASH) IG (LEFT END OF DASH) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 11 (ABOVE GLOVE BOX) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE O/D ECU (BELOW CENTER OF DASH) PNK WIRE RED/WHT WIRE RED/YEL WIRE RES+ RIGHT END OF DASH) SET/ COAST SPD IDL OD MO GND SPEEDOMETER COMBINATION METER STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) STP- (W/M/T) (W/A/T) VEHICLE SPEED SENSOR (ON TRANS) W/ ABS W/O ABS W/O ABS W/ ABS WHT/BLK WIRE YEL/BLK WIRE YEL/RED WIRE

3.4L 4 5 6 HI A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C DUAL PRESSURE SWITCH (BEHIND RIGHT SIDE OF DASH) A/C FUSE A/C THERMISTOR (BEHIND RIGHT SIDE OF DASH) ACT AIR INLET CONTROL SERVO MOTOR (BEHIND RIGHT SIDE OF DASH) BL (+) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR (BELOW RIGHT SIDE OF DASH, IN BLOWER HOUSING) BLOWER RESISTOR (BELOW RIGHT SIDE OF DASH, IN BLOWER HOUSING) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DEF EA (LEFT FRONT FENDER) ECU-B FUSE F/D FACE FOOT FRSH GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEATER BLOWER SWITCH HEATER FUSE HEATER RELAY HOT AT ALL TIMES HOT IN ON OR START IE (RIGHT END OF DASH, NEAR REINFORCEMENT) IG (LEFT END OF DASH, NEAR REINFORCEMENT) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 10 J/C 9 J/C-9 J/C 9, J/C 10 (ON LEFT SIDE OF ENGINE COMPARTMENT, AT R/B 2) J/C-9, J/C-10 (ON LEFT SIDE OF ENGINE COMPARTMENT, AT R/B 2) LT GRN WIRE LT GRN/BLK WIRE OFF PNK/BLK WIRE R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) RECIRC RED WIRE RED/BLU WIRE RED/GRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 BATT A/C SYSTEM A/C SYSTEM ACT STP +B BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/YEL WIRE CONTROL CIRCUIT CRUISE CONTROL SYSTEM EA (LEFT FRONT FENDER) EFI FUSE EFI RELAY ELS ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IDLO FC TC PTNK IE (RIGHT KICK PANEL) IGN FUSE INSTRUMENT CLUSTER J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/B 3 (LEFT) (W/ CRUISE CONTROL) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 10 J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 9 LT GRN/BLK WIRE LT GRN/RED WIRE MALFUNCTION INDICATOR O/D MAIN SWITCH O/D OFF INDICATOR ODLP ODMS PANEL FUSE POWER STEERING OIL PRESSURE SWITCH (ON POWER STEERING PUMP) PSW R/B 2 (LEFT SIDE OF ENGINE COMPT) RED/BLK WIRE RED/YEL WIRE SIL SPEEDOMETER TACHOMETER STARTING/CHARGING SYSTEM STOP FUSE TAC VIO/RED WIRE W/TACHOMETER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BRN WIRE CIRCUIT OPENING RELAY (BEHIND DASH, ABOVE STEERING COLUMN) CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (BELOW LEFT CENTER OF DASH) EF (RIGHT FRONT OF ENGINE) FUEL PUMP GAUGE FUSE ECU-IG FUSE HOT AT ALL TIMES HOT IN HOT IN ON OR START IE (RIGHT KICK PANEL) IG (LEFT KICK PANEL) J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 11 (ABOVE GLOVE BOX) LT GRN/BLK WIRE O/D ECU (BELOW CENTER OF DASH) O/D SOLENOID (ON TRANSMISSION) OBD FUSE ODLP ODMS PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) R/B 2 (LEFT SIDE OF ENGINE COMPT) RED/BLK WIRE RED/YEL WIRE SIL SOL + STA FUSE STARTING/ CHARGING SYSTEM TAC VIO WIRE W/M/T WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 BATT A/C SYSTEM A/C SYSTEM A/T OIL TEMPERATURE ACT STP +B PWR BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/YEL WIRE CONTROL CIRCUIT CRUISE CONTROL SYSTEM EA (LEFT FRONT FENDER) EFI FUSE EFI RELAY ELS ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IDLO FC TC PTNK IE (RIGHT KICK PANEL) IGN FUSE INSTRUMENT CLUSTER J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/B 3 (LEFT) (W/ CRUISE CONTROL) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 10 J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 9 LT GRN/BLK WIRE LT GRN/RED WIRE MALFUNCTION INDICATOR O/D MAIN SWITCH O/D OFF INDICATOR ODMS ORG/ WIRE PANEL FUSE PNK 2 OILW WIRE PNK WIRE PSW R/B 2 (LEFT SIDE OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/YEL WIRE SIL SPEEDOMETER TACHOMETER STARTING/CHARGING SYSTEM STOP FUSE TAC TFN ODLP TRANSMISSIONS SYSTEM VIO/RED WIRE W/TACHOMETER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

A/T BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE CIRCUIT OPENING RELAY (BEHIND DASH, ABOVE STEERING COLUMN) CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (BELOW LEFT CENTER OF DASH) DIODE (BEHIND LEFT SIDE OF DASH) ECT PWR. EF (RIGHT FRONT OF ENGINE) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH FUEL PUMP GAUGE FUSE GRN WIRE HOT AT ALL TIMES HOT IN HOT IN ON OR START IE (RIGHT KICK PANEL) IG (LEFT KICK PANEL) INSTRUMENT CLUSTER J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (LEFT J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 11 (ABOVE GLOVE BOX) LT GRN/BLK WIRE OBD FUSE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE R/B 2 (LEFT SIDE OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/YEL WIRE SIL STA FUSE STARTING/ CHARGING SYSTEM TAC VIO WIRE W/M/T WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK 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 25 26 27 28 PWR A/C SYSTEM A/T OIL TEMPERATURE ACT MREL IGSW BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE CONTROL CIRCUIT CRUISE CONTROL SYSTEM EA (LEFT FRONT FENDER) EFI FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATED OXYGEN SENSOR (BANK 1, SENSOR 2) (ON EXHAUST SYSTEM, REAR OF ENGINE) HOT AT ALL TIMES HOT IN ON OR START IE (RIGHT KICK PANEL) IGN FUSE INFO NOT AVAIL INFO NOT AVAIL A/C SYSTEM INSTRUMENT CLUSTER J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) J/B 3 (CENTER) (BEHIND CENTER OF DASH) J/B 3 (LEFT) (BEHIND DASH, ABOVE STEERING COLUMN) J/C 10 J/C 13 (ABOVE GLOVE BOX) J/C 9 LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MALFUNCTION INDICATOR O/D MAIN SWITCH O/D OFF INDICATOR ODLP OILW ODMS ORG/ WIRE PNK WIRE R/B 2 (LEFT SIDE OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE SPEEDOMETER TACHOMETER STARTING/CHARGING SYSTEM STOP FUSE TFN TRANSMISSIONS SYSTEM VIO WIRE VIO/RED WIRE WFSE SIL IGSW BATT IDLO WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE