Toyota Tundra I facelift (2002-2006) j/c 4 (behind left kick panel) Wiring diagrams

1 2 3 4 5 7 8 11 15 18 19 25 SL 1 4 6 7 15 16 20 +B MREL 11 4 5 SLT- 3 4 5 6 14 20 21 25 PNK NSW WIRE A/T OIL TEMP A/T OIL TEMPERATURE SENSOR (ON TRANS- MISSION) BLK WIRE 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 BRN/BLK WIRE COMBINATION METER DIODE (BEHIND UPPER LEFT SIDE OF DASH) DRIVER SIDE J/B (LOWER LEFT SIDE OF DASH) EA (LEFT FRONT FENDER) ED (LEFT SIDE OF ENGINE) EFI 1 FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOIDS ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH, NEAR "A" PILLAR) ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF ENGINE) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE 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 HOT IN ON OR ACC HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IGN FUSE J/C 10 J/C 2 J/C 28, J/C 29 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 4 (BEHIND LEFT KICK PANEL) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE NO. 1 NO. 2 NO. 3 O/D MAIN SWITCH (CENTER OF DASH) IH (BEHIND RIGHT KICK PANEL) OD OFF ODMS ODLP OILW ORG/ WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE SLT- STA FUSE STA IGSW BATT STP STARTING SYSTEM STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) VEHICLE SPEED SENSOR (ON TRANS- MISSION) VTA THW OIL VC W/O DOOR LOCK CONTROL W/ DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

2 8 4 15 10 CL+ CL- 4 16 1 20 15 8 6 17 MREL BATT +B STP IGSW +BM A/T ACCEL POSITION SENSOR (ON LEFT SIDE OF ENGINE) ANTI-LOCK BRAKES SYSTEM BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE CL- COMBINATION METER CONTROL CIRCUIT CRUISE CONTROL CLUTCH SWITCH (ABOVE CLUTCH PEDAL) CRUISE CONTROL IND CRUISE CONTROL SWITCH (COMBINATION SWITCH) DRIVER'S SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ED (ON LEFT SIDE OF ENGINE) EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE EFI 1 FUSE FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN FUSE IH (BEHIND RIGHT KICK PANEL) J/C 18 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 2 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 25 (ON LEFT SIDE OF ENGINE COMPT) J/C 26, 27 (BEHIND LEFT KICK PANEL) J/C 28, 29 (BEHIND UPPER RIGHT SIDE OF DASH, NEAR PASSENGER'S AIR BAG) J/C 4 (BEHIND LEFT KICK PANEL) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) M- M+ M/T M/T A/T NCA WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RES+ SPEEDOMETER STOP FUSE THROTTLE CONTROL MOTOR (ON THROTTLE BODY) THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) VC VTA W/ DOOR LOCK CONTROL WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

+B BATT MREL IGSW ODMS SIL WFSE TC BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU/WHT WIRE DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH, NEAR CENTER CONSOLE) DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) IGN FUSE EFI 1 FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START J/C 2 (LEFT SIDE OF ENGINE COMPT) J/C 25 J/C 26, 27 (BEHIND LEFT KICK PANEL) J/C 4 (BEHIND LEFT KICK PANEL) J/C 5 (UPPER LEFT SIDE OF DASH) NCO O/D DIRECT CLUTCH SPEED SENSOR (LEFT SIDE OF TRANS) O/D MAIN SWITCH ORG/ WIRE PNK NCO+ THOC WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE SIL SLT- SLT- SLT+ SL STAR STARTING/CHARGING SYSTEM VEHICLE SPEED SENSOR (ON TRANS) VIO WIRE WFSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

1 2 3 8 9 22 28 26 23 29 27 +B 13 19 6 12 10 24 17 PI STP +BM 2 3 17 M- M+ ACTIVE CIRCUIT ANTI-LOCK BRAKES SYSTEM BATT MREL IGSW VPA EPA VCPA BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CCS SPD COMBINATION METER CONTROL CIRCUIT CRUISE CONTROL SWITCH (COMBINATION SWITCH) CRUISE IND D POSITION SWITCH (PARK/NEUTRAL POSITION SWITCH) (ON TRANSMISSION) DRIVER'S SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) EB (ON RIGHT REAR OF ENGINE) EC (ON LEFT SIDE OF FIREWALL) EFI 1 FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE FUSE GAUGE FUSE 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 ACC OR ON HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IGN FUSE IH (BEHIND RIGHT KICK PANEL) J/C 18 (UNDER ENGINE ROOM R/B) J/C 2 (UNDER ENGINE ROOM R/B) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 25 (ON LEFT SIDE OF ENGINE COMPT) J/C 26, 27 (BEHIND LEFT KICK PANEL) J/C 4 (BEHIND LEFT KICK PANEL) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LT GRN/RED WIRE PNK/BLU WIRE PNK/GRN WIRE RED WIRE RED/GRN WIRE SPEEDOMETER STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) THROTTLE CONTROL MOTOR, POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) VIO/RED WIRE W/ DOOR LOCK CONTROL W/O DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE

4.7L, 3.4L A/T ABS IND. ACTIVE CIRCUIT AUTO LSD IND BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRAKE IND BRN/YEL WIRE COMBINATION METER CONTROL CIRCUIT DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) GRN/BLK WIRE GRN/WHT WIRE GRY/GRN WIRE HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IG ESS IGN FUSE J/C 13 (BEHIND RIGHT KICK PANEL) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 4 (BEHIND LEFT KICK PANEL) LEFT LEFT FRONT ABS SPEED SENSOR (AT LEFT FRONT STEERING KNUCKLE ASSEMBLY) LT GRN WIRE PNK WIRE REAR ABS SPEED SENSOR (ON LEFT SIDE OF REAR AXLE) RED WIRE RED/BLK WIRE RIGHT RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT STEERING KNUCKLE ASSEMBLY) SLIP IND STEERING SENSOR TRIG BAT VIO WIRE VIO/RED WIRE VIO/YEL WIRE VSC OFF IND VSC TRAC IND WHT WIRE WHT/BLK WIRE YEL WIRE

ACCESS CAB BJ (AT BASE OF LEFT REAR DOOR) BK (AT BASE OF RIGHT REAR DOOR) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE COMBINATION METER CONTROL CIRCUIT DIODE (DOOR COURTESY) (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) DIODE (POWER WINDOW) (BEHIND UPPER CENTER OF DASH) DIODE (STEP LIGHT) (BEHIND UPPER LEFT END OF DASH, NEAR BASE OF WINDSHIELD) DIODE (TVIP) (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) DOME FUSE DOOR IND DOOR OFF ON DRIVER'S SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY CYLINDER LIGHT INTERIOR LIGHT) J/C 21 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 3 (BEHIND LEFT KICK PANEL) J/C 4 (BEHIND LEFT KICK PANEL) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LEFT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT REAR LOWER DOOR COURTESY SWITCH LEFT REAR UPPER DOOR COURTESY SWITCH LEFT VANITY LIGHT PERSONAL LIGHT RED WIRE RIGHT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR LOWER DOOR COURTESY SWITCH RIGHT REAR UPPER DOOR COURTESY SWITCH RIGHT VANITY LIGHT STANDARD CAB STEP LIGHT W/ DOOR LOCK CONTROL W/O DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

3.4L 4.7L A/T BLU WIRE BLU/RED WIRE BRAKE FLUID LEVEL WARNING SWITCH (W/O VSC) (ON BRAKE FLUID RESERVOIR) BRN WIRE COMBINATION METER COMBINATON SWITCH DAYTIME RUNNING LIGHT RESISTOR (ON LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) DIMMER RELAY DIMMER SWITCH DRIVER'S SIDE J/B DRL 4 RELAY ECU-IG FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FOG FUSE FOG RELAY FOGLIGHT SWITCH GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE H-LP RELAY HEAD HIGH BEAM IND HIGH FLASH LOW LOW HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IH (BEHIND RIGHT KICK PANEL) INTEGRATION RELAY J/C 13 (BEHIND RIGHT KICK PANEL) J/C 18 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 2 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 25 (ON LEFT SIDE OF ENGINE EA IF COMPT) J/C 25 EA J/C 26, 27 (BEHIND LEFT J/C 3 (BEHIND LEFT KICK PANEL) J/C 4 (BEHIND LEFT KICK PANEL) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) JUNCTION CONNECTOR 25 (ON LEFT SIDE OF ENGINE COMPT) KICK PANEL) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT FOGLIGHT LEFT HEAD- LIGHT LEFT HI HEAD FUSE LEFT LO HEAD FUSE LIGHT CONTROL SWITCH M/T PARKING BRAKE SWITCH (INSIDE UPPER RIGHT SIDE OF STEERING COLUMN) PARKING BRAKE SWITCH (ON BASE OF PARK BRAKE PEDAL BRACKET, NEAR KICK PANEL) PNK PNK WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOGLIGHT RIGHT HEADLIGHT RIGHT HI HEAD FUSE RIGHT LO HEAD FUSE STARTING/ CHARGING SYSTEM TAIL TAIL FUSE (BEHIND LOWER LEFT SIDE OF DASH) TAIL HEAD FLASH OFF OFF VIO WIRE W/ DOOR LOCK CONTROL W/O DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/GRN WIRE

2 1 4 (W/ PWR SEAT) (BENCH SEAT) (SEPARATE SEAT, CAPTAIN SEAT (W/O POWER SEAT)) ACTIVE CIRCUIT BLK WIRE BLU WIRE BRN WIRE COMBINATION METER DIODE (DOOR COURTESY) (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) DOME FUSE DOOR IND DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IH (BEHIND RIGHT KICK PANEL) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 4 (BEHIND LEFT KICK PANEL) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 7 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LEFT FRONT DOOR COURTESY SWITCH PNK PNK WIRE PNK WIRE SEAT BELT WARNING INDICATOR UNLOCK WARNING SWITCH W/O DOOR LOCK CONTROL W/ DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 B+ A/C SYSTEM A/T INDICATOR LIGHT SWITCH ACT MREL ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKE SYSTEM, CRUISE CONTROL SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMBINATION METER CONTROL UNIT) CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (LEFT SIDE OF DASH) DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ENG- ENG+ ODLP OILW CCS ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GAUGE FUSE FUSE GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE HOT IN HOT IN RUN OR ACC HOT IN RUN OR START HOT IN RUN OR START IE (BEHIND LEFT KICK PANEL) IGN FUSE J/C 4 (BEHIND LEFT KICK PANEL) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE MALF. IND. LAMP NEO ST- O/D MAIN SWITCH (CENTER OF DASH) O/D OFF IND A/T OIL TEMP ODMS PNK NSW WIRE PNK TRC- TRC+ WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE SIL STA +BM STA FUSE STP F/PS FC SUPPLEMENTAL RESTRAINTS SYSTEM TFN TRANSMISSION SYSTEM TRANSMISSION SYSTEM STARTING/CHARGING SYSTEM VEHICLE SPEED SENSOR (M/T) (ON TRANS) IG+ 3 2 SI SE VIO/GRN WIRE WFSE WFSE SIL IGSW BATT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE