Toyota Tundra I facelift (2002-2006) integration relay Wiring diagrams

1 2 3 4 5 6 7 8 IG LR LL +B EL ER GND EHW BL (BELOW LEFT REAR OF LEFT FRONT SEAT) BLK WIRE BLU/WHT WIRE COMBINATION SWITCH COMBINATION TURN SIGNAL IND METER DRIVER SIDE J/B DRIVER'S SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FROM DRIVER SIDE J/B (DIAGRAM 1 OF 1) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HAZ FUSE HIGH MOUNTED STOPLIGHT HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) INTEGRATION CONTROL, PANEL INTEGRATION RELAY J/C 10 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 14, 15 (UNDER DRIVER'S SEAT) J/C 18 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 25 (ON LEFT SIDE OF ENGINE COMPT) J/C 26, 27 (BEHIND LEFT J/C 3 (BEHIND LEFT KICK PANEL) J/C 63 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) KICK PANEL) LEFT FRONT PARKING/TURN SIGNAL LIGHT LEFT LICENSE PLATE LIGHT LEFT REAR COMBINATION LIGHT LH RH PARK PARK RED WIRE RED/BLK WIRE RIGHT FRONT PARKING/TURN SIGNAL LIGHT RIGHT LICENSE PLATE LIGHT RIGHT REAR COMBINATION LIGHT ROOM R/B) STOP STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TAIL FUSE TAIL HEAD OFF TAIL TURN TO J/C 1 (DIAGRAM 1 OF 1) TOWING CONVERTER TURN TURN FUSE TURN SIGNAL FLASHER TURN SIGNAL SWITCH LIGHT CONTROL SWITCH TURN STOP TAIL W/O DRL W/ DRL WHT WIRE WHT/BLK 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

3.4L A/T 4.7L 4.7L 4.7L 3.4L A/C DUAL PRESSURE SWITCH ABS ACTUATOR W/ ECU ABS DECELE- RATION SENSOR SHIELD ABS, BA, TRAC, VCS ACTUATOR BK (AT BASE OF RIGHT REAR DOOR) BLK WIRE BRN WIRE COMBINATION SWITCH DAYTIME RUNNING LIGHTS RESISTOR DRL 4 RELAY FOG RELAY EFI RELAY FUEL PUMP BLOWER SWITCH HIGH MOUNTED STOP LIGHT, CARGO LIGHT HTR RELAY INTEGRATION RELAY J/C 1 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 13 (BEHIND RIGHT KICK PANEL) J/C 18 (ON LEFT SIDE OF ENGINE COMPT, J/C 25 (ON LEFT SIDE OF ENGINE COMPT) J/C 26, 27 (BEHIND LEFT KICK PANEL) J/C 3 (BEHIND LEFT KICK PANEL) LEFT FRONT PARK/TURN LIGHT LIGHT CONTROL SWITCH M/T NCA WIRE PARKING BRAKE SWITCH TVIP ECU POSITION DETECTION SWITCH POWER OUTLET POWER OUTLET POWER OUTLET RELAY POWER RELAY POWER WINDOW CONTROL SWITCH (BACK WINDOW) RIGHT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT DOOR LOCK CONTROL SWITCH RIGHT DOOR LOCK MOTOR AND DOOR UNLOCK DETECTION SWITCH RIGHT FRONT PARK/TURN LIGHT RIGHT MIRROR HEATER RIGHT VANITY LIGHT RIGHT VANITY LIGHT PERSONAL LIGHT SKID CONTROL ECU STEREO COMPONENT AMPLIFIER (W/ VSC) RADIO, PLAYER SUB BATT RELAY TOW TAIL RELAY ST RELAY TOWING PACKAGE TRANSFER TRANSFER SHIFT ACTUATOR POSITION DETECTION SWITCH TRANSFER TRANSFER NEUTRAL POSITION DETECTION SWITCH TURN SIGNAL SWITCH UNDER ENGINE ROOM R/B) W/ DRL W/ VSC W/O DRL W/O VSC WASHER LEVEL SENSOR WHT WIRE WHT/BLK WIRE WIPER/ WASHER SWITCH DATA LINK CONNECTOR 3 CIGARETTE LIGHTER

3.4L 3.4L A/T 4.7L 4.7L 4.7L AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) SHIELD BJ (AT BASE OF LEFT REAR DOOR) BL (BELOW LEFT REAR OF LEFT FRONT SEAT) BLK WIRE BRN WIRE CAMSHAFT POSITION SENSOR SHIELD CENTER AIR BAG SENSOR ASSEMBLY CENTER AIR BAG SENSOR ASSEMBLY LEFT BUCKLE SWITCH COMBINATION METER COMBINATION SWITCH CRANKSHAFT POSITION SENSOR SHIELD CRUISE CONTROL SWITCH DATA LINK CONNECTOR 3 DRIVER'S POWER SEAT CONTROL SWITCH DRIVER'S SEAT LUMBAR SUPPORT CONTROL SWITCH EB (ON RIGHT REAR OF ENGINE) EC (ON LEFT SIDE OF FIREWALL) ED (ON LEFT SIDE OF ENGINE) ENGINE CONTROL MODULE EXCEPT TOWING PACKAGE FUEL SENDER COMBINATION METER GLOVE BOX LIGHT SHORT PIN SWITCH RHEOSTAT HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) SHIELD HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) SHIELD HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) SHIELD HEATED OXYGEN SENSOR BANK 1 SENSOR 2 IE (BEHIND LEFT KICK PANEL) IGNITER IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 NOISE FILTER IGNITIOR IH (BEHIND RIGHT KICK PANEL) INTEGRATION RELAY J/C 17 (UNDER DRIVER SEAT) J/C 23, 24 (BEHIND LEFT END OF DASH) 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 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) KNOCK SENSOR 1 SHIELD KNOCK SENSOR 2 SHIELD LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH LEFT FRONT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH LEFT LICENSE PLATE LAMP RIGHT LICENSE PLATE LAMP LEFT REAR COMBINATION LAMP MIRROR HEATER SWITCH NCA WIRE NOISE FILTER PARK/ NEUTRAL POSITION SWITCH POWER WINDOW MASTER SWITCH REMOTE CONTROL MIRROR SWITCH LEFT MIRROR HEATER RIGHT REAR COMBINATION LAMP RIGHT SEAT BELT WARNING OCCUPANT DETECTION SENSOR, BUCKLE SWITCH SECURITY INDICATOR, GLASS BREAKAGE SENSOR MICROPHONE SHORT CONNECTOR (TVIP) STEERING PAD SWITCH STEERING SENSOR TOWING CONVERTER COMBINATION METER TOWING PACKAGE W/ POWER SEAT BENCH SEAT TRAILER SOCKET TURN SIGNAL FLASHER OPTION CONNECTOR TVIP BUZZER WHT WIRE WHT/BLK 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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 GND 1 2 3 4 5 6 7 CSW- 4.7L 3.4L 8 9 10 11 12 13 14 15 16 17 MGC CAR+ A/C FUSE AC+2 A/C ACLD ACT ACMG 19 20 21 AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM AIR CONDITIONING SYSTEM ENGINE CONTROLS SYSTEM AIR CONDITIONING SYSTEM INTERIOR LIGHTS SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/YEL WIRE CPU CARS REC DOME FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE CONTROLS SYSTEM ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FRS BKLD FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON IG B+ IL- ILL- IN ACS INTEGRATION CONTROL, PANEL INTEGRATION RELAY J/C 13 (BEHIND RIGHT KICK PANEL) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 26, 27 (BEHIND LEFT KICK PANEL) OF DASH) OFF H-L 2-4 IG+ ILL+ 1 1 PNK WIRE ORG/ WIRE RED WIRE RED/BLK WIRE SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM W/ DRL W/O DRL WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED 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

2 1 TRAILER SOCKET BL (BELOW LEFT REAR OF LEFT BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE DRIVER'S SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) EXTERIOR LIGHTS CIRCUIT FRONT SEAT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) INTEGRATION RELAY J/C 1 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 10 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 12 (BEHIND UPPER RIGHT SIDE OF DASH, NEAR PASSENGER'S AIR BAG) J/C 18 (ON LEFT SIDE OF ENGINE COMPT, UNDER ENGINE ROOM R/B) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 25 (ON LEFT SIDE OF ENGINE COMPT) LTIN LTOT OPTION CONNECTOR (W/ TOWING) (BEHIND LEFT KICK PANEL) RED WIRE RTIN RTOT STIN STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) SUB BATT FUSE TAIL FUSE TOW BRK FUSE TOW TAIL FUSE TOWING FUSE TOW TAIL RELAY TOWING CONVERTER TOWING EXCEPT TOWING WHT WIRE WHT/BLK WIRE YEL WIRE

A/T INDICATOR LIGHT SWITCH (INTEGRAL TO PARK/NEUTRAL POSITION SWITCH) (ON TRANS) A/T OIL TEMP MALF IND LAMP BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE C/OPN RELAY COMBINATION METER CONTROL UNIT) DIODE (A/T) (UPPER LEFT SIDE OF DASH) DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) EC (LEFT SIDE OF FIREWALL) EFI RELAY ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUEL PUMP (IN FUEL TANK) FUEL PUMP RELAY FUEL PUMP RESISTOR (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GAUGE FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN RUN OR START HOT IN RUN OR START IDLE-UP DIODE (BEHIND RIGHT SIDE OF DASH) IE (BEHIND LEFT KICK PANEL) INTEGRATION RELAY J/C 10 (BEHIND UPPER LEFT SIDE OF DASH) J/C 10 (UPPER LEFT SIDE OF DASH) J/C 25 J/C 28, J/C 29 (BEHIND CENTER OF DASH) J/C 3 (BEHIND LEFT KICK PANEL) J/C 9 (BEHIND UPPER LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE O/D OFF IND RED WIRE RED/BLK WIRE STOP FUSE TAIL FUSE VIO/GRN WIRE VSV (EVAP) (LEFT SIDE OF ENGINE) WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE