Toyota Tundra I facelift (2002-2006) hot in on or start Wiring diagrams

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

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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ACTY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 IG 3 6 CGSW CGID ACTD GND ANTI-THEFT SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) CARGO LP FUSE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTEGRATION CONTROL, PANEL CIRCUIT HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM DOOR 2 FUSE DOOR LOCKS SYSTEM DRIVER SIDE J/B ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM STARTING/CHARGING SYSTEM HF HU TAIL HEAD CGSW FFOG ALTL HORN KSW HORNS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HRLY TRLY ILE BDR CGB CGLP RLU RLD LSWL DCTY RLCY IND HIND INTEGRATION CONTROL, PANEL J/C 49, 50 (BEHIND CENTER OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE PNK DOP HCTY HR DIM H-ON BZR WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE POWER WINDOWS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM RAD 2 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SUB J/B 3 (BEHIND CENTER OF DASH) SUB J/B 4 (BEHIND CENTER OF DASH) VIO WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/GRN 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/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CCS ON/OFF 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 (UNDER LEFT END OF DASH) DRIVER'S SIDE J/B GAUGE FUSE (UNDER LEFT END OF DASH) EB (ON RIGHT REAR OF ENGINE) EFI 1 FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START IGN 1 FUSE IP (BEHIND CENTER IPO J/C 28, 29 (BEHIND CENTER OF DASH) J/C 34 (UNDER ENGINE ROOM R/B) J/C 35 (ON LEFT SIDE OF ENGINE COMPT) J/C 45 (BEHIND LEFT SIDE OF DASH) J/C 55 (BEHIND RIGHT SIDE OF DASH) J/C 55, 56 (BEHIND RIGHT SIDE OF DASH) LT GRN/RED WIRE OF DASH) PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE SHORT CONNECTOR (BEHIND LEFT SIDE OF DASH) SPEEDOMETER STOP FUSE SUB J/B 3 (BEHIND CENTER OF DASH) THROTTLE CONTROL MOTOR, POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE

BLK WIRE BLK/YEL WIRE DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IG INTERIOR LIGHTS SYSTEM ILLUM INTERIOR LIGHTS SYSTEM ILLUM J/C 11 (BEHIND UPPER RIGHT SIDE OF DASH, NEAR PASSENGER'S AIRBAG) J/C 13 (BEHIND RIGHT KICK PANEL) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 26, 27 (BEHIND LEFT KICK PANEL) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LEFT MIRROR HEATER (LEFT REMOTE CONTROL MIRROR) MIR HTR RELAY MIR HTR FUSE MIRROR HEATER SWITCH PNK WIRE PNK/GRN WIRE RED WIRE RIGHT MIRROR HEATER (RIGHT REMOTE CONTROL MIRROR) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

4.7L 4.7L 3.4L BLK/RED WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DETECTION SWITCH (AT REAR OF RIGHT FRONT DOOR) DIODE (W/O DRL) DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE ENDS IN HARNESS GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM HORN FUSE HOT AT ALL TIMES HOT IN ON OR START INTEGRATION RELAY JUNCTION CONNECTOR 10 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) JUNCTION CONNECTOR 12 (BEHIND UPPER RIGHT SIDE OF DASH, NEAR JUNCTION CONNECTOR 13 (BEHIND RIGHT KICK PANEL) JUNCTION CONNECTOR 23, 24 (BEHIND LEFT END OF DASH) JUNCTION CONNECTOR 4 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 7 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) JUNCTION CONNECTOR 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LEFT DOOR KEY LOCK/ UNLOCK SWITCH LEFT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) LEFT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (AT REAR OF LEFT FRONT DOOR) LOCK PASSENGER'S AIRBAG) POWER FUSE RED WIRE RED/ BLK WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT DOOR LOCK CONTROL SWITCH RIGHT DOOR LOCK MOTOR, DOOR UNLOCK TAIL FUSE UNLK W/ DRL W/ VSC W/O VSC W/O DRL WHT/BLK WIRE WHT/GRN WIRE

12 19 20 8 4 13 2 3 10 8 11 CPUB SIG BDR 21 23 13 24 9 10 22 SIG CPUB GND LSWD LSWE KUL KL BDR BLK WIRE BLK/RED WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE DETECTION SWITCH (AT REAR OF LEFT FRONT DOOR) DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE FRONT PASSENGER DOOR ECU (IN FRONT PASSENGER'S DOOR) GRN/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START LEFT FRONT DOOR LOCK MOTOR, DOOR KEY LOCK, UNLOCK SWITCH, DOOR UNLOCK LSWP LSWE PKUL PKL LT GRN/BLK WIRE LT GRN/RED WIRE PWR 1 FUSE PWR 2 FUSE RED/BLK WIRE RED/YEL WIRE SUB J/B 3 (BEHIND CENTER OF DASH) SUB J/B 4 (BEHIND CENTER OF DASH) WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE

A/C A/C FUSE ACLD AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM TRANSMISSIONS SYSTEM BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) CGID SEQ CGLP CGSW CGSW RDEF COMBINATION METER CPU H-L FRS REC -S DEF IG +B DEFOGGER SYSTEM DOME FUSE DRIVER SIDE J/B ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) GAUGE FUSE GND PBKL GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START ILL- A/CS IND INTEGRATION CONTROL, PANEL INTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM J/C 49, 50 (BEHIND CENTER OF DASH) J/C 52, 53 (BEHIND CENTER OF DASH) J/C 58 (BEHIND RIGHT SIDE OF DASH) LT GRN/BLK WIRE PNK 2 4 WIRE PNK/BLK WIRE RAD 2 FUSE RED WIRE RED/BLU WIRE SUB J/B 4 (BEHIND CENTER OF DASH) TRANSMISSIONS SYSTEM WARNING SYSTEM WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 POWER WINDOWS SYSTEM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CARGO LP FUSE DOOR LOCKS SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM HORN FUSE HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IH (BEHIND RIGHT KICK PANEL) INTEGRATION RELAY JUNCTION CONNECTOR 3 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) PNK/BLK WIRE POWER FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE TAIL FUSE VIO WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WIP FUSE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 POWER WINDOWS SYSTEM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CARGO LP FUSE DOOR LOCKS SYSTEM DOOR LOCKS, HORNS SYSTEMS HEADLIGHTS SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM HEADLIGHTS, DOOR LOCKS SYSTEMS HEADLIGHTS SYSTEM HORN FUSE HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IH (BEHIND RIGHT KICK PANEL) INTEGRATION RELAY JUNCTION CONNECTOR 3 (BEHIND LEFT KICK PANEL) JUNCTION CONNECTOR 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) PNK/BLK WIRE POWER FUSE RED WIRE RED/BLK WIRE RED/YEL WIRE TAIL FUSE WHT/BLK WIRE WHT/RED WIRE WIP FUSE