Toyota Tundra I facelift (2002-2006) control circuit 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

+BM 4.7L, 3.4L A/T ABS 2 FUSE ABS 3 FUSE ABS ACTUATOR WITH ECU (IN RIGHT REAR CORNER OF ENGINE COMPARTMENT) ABS DECELERATION SENSOR (UNDER FRONT OF CENTER CONSOLE) ABS IND. ACTIVE CIRCUIT BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE COMBINATION METER (ABS WARNING LIGHT) CONTROL CIRCUIT D/G STP RL+ RL- WA SPI DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH, NEAR CENTER CONSOLE) DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) STOP FUSE ECU-IG FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) EXI TRANSMISSIONS SYSTEM FUSE GAUGE FUSE GGND GGND FL- FL+ GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) J/C 10 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 13 (BEHIND RIGHT KICK PANEL) J/C 23, 24 (BEHIND LEFT END OF DASH) J/C 28, 29 (BEHIND UPPER RIGHT SIDE OF DASH, NEAR PASSENGER'S AIR BAG) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) J/C 8 (BEHIND UPPER LEFT SIDE OF DASH, NEAR INSTRUMENT CLUSTER) LEFT LEFT FRONT ABS SPEED SENSOR (AT LEFT FRONT STEERING KNUCKLE ASSEMBLY) LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE NCA WIRE PARK/NEUTRAL POSITION SWITCH (A/T) (ON TRANSMISSION) PNK WIRE REAR ABS SPEED SENSOR (ON LEFT SIDE OF REAR AXLE) RED WIRE RIGHT RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT STEERING KNUCKLE ASSEMBLY) RR- RR+ SIL STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TS TC VGS VGS TRANSMISSIONS SYSTEM FR- FR+ VIO WIRE W/ KEYLESS ENTRY WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL BLU/ WIRE YEL 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

+BM 13 12 7 TC TS SIL ABS 1 FUSE ABS 2 FUSE ABS ACTUATOR WITH ECU (IN RIGHT REAR CORNER OF ENGINE COMPARTMENT) ABS DECELERATION SENSOR (UNDER FRONT OF CENTER CONSOLE) ABS IND. ABS WARNING LIGHT (COMBINATION METER) ACTIVE CIRCUIT ALT FUSE BLK LT GRN/ WIRE BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMPARTMENT) CONTROL CIRCUIT D/G STP RL+ RL- WA SPI DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH, NEAR CENTER CONSOLE) DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) DRIVER STOP FUSE SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE EXI FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE GAUGE FUSE GGND GGND FL- FL+ GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IPO J/C 28, 29 (BEHIND CENTER OF DASH) J/C 42, 43 (BEHIND LEFT KICK PANEL) J/C 48 (BEHIND LEFT SIDE OF DASH) J/C 58 (BEHIND RIGHT SIDE OF DASH) LEFT FRONT ABS SPEED SENSOR (AT LEFT FRONT STEERING KNUCKLE ASSEMBLY) LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK FR- FR+ WIRE PNK WIRE PNK/BLK WIRE REAR ABS SPEED SENSOR (ON LEFT SIDE OF REAR AXLE) RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT STEERING KNUCKLE ASSEMBLY) RIGHT LEFT RR FR STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) SUB J/B 3 (BEHIND CENTER OF DASH) TRANSMISSIONS SYSTEM TS TC VGS VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 3 10 9 2 11 IG ABS IND. ACTIVE CIRCUIT AUTO LSD IND BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRAKE IND COMBINATION METER CONTROL CIRCUIT DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) GRN/RED WIRE GRN/WHT WIRE HOT IN ON OR START IGN 1 FUSE J/B 45 (BEHIND LEFT J/B 58 (BEHIND RIGHT SIDE OF DASH) J/C 42, 43 (BEHIND LEFT KICK PANEL) J/C 45 (BEHIND LEFT SIDE OF DASH) LEFT LEFT FRONT ABS SPEED SENSOR (AT LEFT FRONT STEERING KNUCKLE ASSEMBLY) LT GRN WIRE ORG/ WIRE PNK 2 3 4 5 WIRE PNK WIRE PNK/BLU WIRE REAR ABS SPEED SENSOR (ON LEFT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT STEERING KNUCKLE ASSEMBLY) SIDE OF DASH) SIDE OF REAR AXLE) SLIP IND STEERING SENSOR SUB J/B 4 (BEHIND CENTER OF DASH) TRIG BAT ESS VIO WIRE VIO/RED WIRE VSC OFF IND VSC TRAC IND WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK 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

21 23 5 SIG CPUB CTYB 25 19 BECU 4 8 15 RRCY PCTY GND 6 20 13 DCYL 8 1 16 15 ILE IG RLCY DCTY 8 11 19 12 10 6 GND ACTY BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BS (AT LEFT REAR CORNER OF CAB) COMBINATION METER DOOR IND CONTROL CIRCUIT CTYB DIODE (DOOR COURTESY 1) (AT RIGHT ``B" PILLAR) DIODE (DOOR COURTESY 2) (AT LEFT ``B" PILLAR) DOME FUSE DOOR DRIVER SIDE J/B ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN/BLK WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY CYLINDER LIGHT IN (BEHIND RIGHT END OF DASH) INTERIOR LIGHT) IP (BEHIND CENTER OF DASH) J/C 36, 37 (BEHIND LEFT KICK PANEL) J/C 38, 39 LEFT REAR DOOR COURTESY LIGHT (BEHIND LEFT KICK PANEL) J/C 42, 43 J/C 42, 43 (BEHIND LEFT KICK PANEL) J/C 45 (BEHIND LEFT SIDE OF DASH) J/C 46 (BEHIND LEFT SIDE OF DASH) J/C 58 (BEHIND RIGHT SIDE OF DASH) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH LEFT VANITY LIGHT LT GRN WIRE LT GRN/BLK WIRE LUGGAGE ROOM LIGHT (LEFT REAR COMBINATION LIGHT) OF DASH) OFF ORG/ WIRE PCYL FRONT PASSENGER DOOR ECU (IN FRONT PASSENGER'S DOOR) PERSONAL LIGHT (OVERHEAD MODULE) RED WIRE RED/WHT WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY LIGHT RIGHT REAR DOOR COURTESY SWITCH RIGHT VANITY LIGHT SIG CPUB STEP LIGHT SUB J/B 3 (BEHIND CENTER SUB J/B 3 (BEHIND CENTER OF DASH) SUB J/B 4 (BEHIND CENTER OF DASH) WHT WIRE WHT/BLK 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/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

ACT- TVIP ECU (BEHIND CENTER OF DASH) BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COLUMN) COMBINATION METER CONTROL CIRCUIT DOME FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT SIDE OF DASH) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IE (BEHIND LEFT KICK PANEL) IH (BEHIND RIGHT KICK PANEL) INTEGRATION RELAY GAUGE FUSE JUNCTION CONNECTOR 13 (BEHIND RIGHT KICK PANEL) JUNCTION CONNECTOR 23, 24 (BEHIND LEFT END OF DASH) JUNCTION CONNECTOR 3 (BEHIND LEFT KICK PANEL) 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 PNK/BLK WIRE POWER FUSE 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 DETECTION SWITCH UNLK UNLOCK WARNING SWITCH (IN UPPER RIGHT SIDE OF STEERING WHT/BLK WIRE WHT/GRN WIRE YEL/BLK WIRE