Toyota Highlander I facelift (2003-2007) center j/b (behind upper center of dash) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL- ILL- GND SG TEST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SG MPX+ 4 5 6 1 HI A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) AIR BAG SENSOR ASSEMBLY (BELOW FRONT OF CENTER CONSOLE) AIR INLET CONTROL SERVO MOTOR (BEHIND UPPER CENTER OF DASH) AIR MIX CONTROL SERVO MOTOR (BEHIND CENTER OF DASH) AIR VENT MODE CONTROL SERVO MOTOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/YEL WIRE BLOWER CONTROL SWITCH BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER RESISTOR (BEHIND RIGHT SIDE OF DASH) BLU WIRE BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CONTROL PANEL DIM ILL+ INTERIOR LIGHTS SYSTEM ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF DASH) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPARTMENT) GND B+ GRN WIRE GRN/YEL WIRE GRY WIRE HEATER FUSE HEATER RELAY (RIGHT OF INSTRUMENT PANEL J/B) HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (AT LEFT KICK PANEL) IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) ILL+ ILL+ IG INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) HEATER FUSE INTERIOR LIGHTS SYSTEM ILL + JUNCTION CONNECTOR 5 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MPX MR/F AIR AIF HR ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK SG-1 AMC AMH WIRE PNK/BLU WIRE RADIO 2 FUSE RED WIRE SHORT CONNECTOR (BEHIND LEFT SIDE OF DASH) STX CLK DPD SWD TE TPO AOD AOF SS-4 TP TELLTALE LIGHT ASSEMBLY VIO WIRE W/ NAVIGATION GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C COMP- RESISTOR) A/C TRIPLE PRESSURE SWITCH (ON RIGHT FRONT OF ENGINE COMPARTMENT) ACMG BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) BRN WIRE CDS FUSE CENTER J/B (BEHIND UPPER CENTER OF DASH) COMBINATION METER CONDENSER FAN MOTOR (BEHIND RADIATOR) DUAL EE (AT INTAKE SIDE OF CYLINDER BLOCK) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FAN FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES J/C 2 (BEHIND LEFT HEADLIGHT) JUNCTION CONNECTOR 2 (BEHIND LEFT HEADLIGHT) JUNCTION CONNECTOR 7 (BEHIND RIGHT SIDE OF DASH) LT BLU WIRE MG CLT RELAY MPX ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) POWER WINDOW MASTER SWITCH WITH ECU (IN DRIVER'S DOOR) PRE RADIATOR FAN MOTOR (BEHIND RADIATOR) RDI FUSE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SINGLE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL- ILL- GND SG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SG-4 MPX+ SG-3 TR TE TPO AOD AOF A/C AMBIENT TEMPERATURE SENSOR (ON FRONT CENTER OF GRILLE) A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C SOLAR SENSOR (ON UPPER LEFT SIDE OF DASH) AIR BAG SENSOR ASSEMBLY (BELOW FRONT OF CENTER CONSOLE) AIR INLET CONTROL SERVO MOTOR (BEHIND UPPER CENTER OF DASH) AIR MIX CONTROL SERVO MOTOR (BEHIND CENTER OF DASH) AIR VENT MODE CONTROL SERVO MOTOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER MOTOR CONTROLLER BLU WIRE BLW BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CONTROL PANEL DIM ILL+ INTERIOR LIGHTS SYSTEM ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF DASH) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPARTMENT) GND B+ GRN WIRE GRN/YEL WIRE GRY WIRE HEATER FUSE HEATER RELAY (RIGHT OF INSTRUMENT PANEL J/B) HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (AT LEFT KICK PANEL) IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) ILL+ ILL+ IG INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) HEATER FUSE INTERIOR LIGHTS SYSTEM ILL + JUNCTION CONNECTOR 5 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MPX MR/F AIR AIF HR ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK SG-1 AMC AMH WIRE PNK WIRE PNK/BLU WIRE RADIO 2 FUSE RED WIRE ROOM TEMPERATURE SENSOR (BEHIND CENTER OF DASH) SHORT CONNECTOR (BEHIND LEFT SIDE OF DASH) STX CLK DPD SWD TELLTALE LIGHT ASSEMBLY VIO WIRE W/ NAVIGATION GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL- ILL- GND SG TEST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SG-4 MPX+ 4 5 6 HI A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) AIR BAG SENSOR ASSEMBLY (BELOW FRONT OF CENTER CONSOLE) AIR INLET CONTROL SERVO MOTOR (BEHIND UPPER CENTER OF DASH) AIR MIX CONTROL SERVO MOTOR (BEHIND CENTER OF DASH) AIR VENT MODE CONTROL SERVO MOTOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/YEL WIRE BLOWER CONTROL SWITCH BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER RESISTOR (BEHIND RIGHT SIDE OF DASH) BLU WIRE BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CONTROL PANEL DIM ILL+ ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF DASH) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPARTMENT) GND B+ GRN WIRE GRN/YEL WIRE GRY WIRE HEATER FUSE HEATER RELAY (RIGHT OF INSTRUMENT PANEL J/B) HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IA (AT LEFT KICK PANEL) IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) ILL+ ILL+ IG INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 5 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MPX MR/F AIR AIF HR ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK SG-1 AMC AMH WIRE PNK/BLU WIRE RADIO 2 FUSE RED WIRE SHORT CONNECTOR (BEHIND LEFT SIDE OF DASH) STX CLK DPD SWD TE TPO AOD AOF SS-4 TP TELLTALE LIGHT ASSEMBLY VIO WIRE W/ NAVIGATION GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C COMP- RESSOR) A/C TRIPLE PRESSURE SWITCH (ON RIGHT FRONT OF ENGINE COMPARTMENT) ACMG BLK WIRE BLK/ WHT WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) COMBINATION METER CONDENSER FAN MOTOR (BEHIND RADIATOR) DIODE (COOLING FAN) (BEHIND LEFT SIDE OF DASH) DUAL ED (ON TOP OF ENGINE) EG (UNDER LEFT HEADLIGHT) EB (AT RIGHT FRONT FENDER APRON) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (3.0L: ON FRONT CENTER OF ENGINE) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES J/C 2 (BEHIND LEFT HEADLIGHT) JUNCTION CONNECTOR 2 (BEHIND LEFT HEADLIGHT) JUNCTION CONNECTOR 4 (ON RIGHT SIDE OF ENGINE COMPT) JUNCTION CONNECTOR 7 (BEHIND RIGHT SIDE OF DASH) LT BLU WIRE MG CLT RELAY MPX ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) POWER WINDOW MASTER SWITCH WITH ECU (IN DRIVER'S DOOR) PRE RADIATOR FAN MOTOR (BEHIND RADIATOR) RDI FUSE CDS FUSE RED WIRE RED/BLU WIRE RED/YEL WIRE SHORT CONNECTOR (BEHIND RIGHT SIDE OF DASH) SINGLE VIO WIRE WATER TEMPERATURE SWITCH 1 (AT RIGHT FRONT OF ENGINE COMPT, BEHIND GRILLE) WATER TEMPERATURE SWITCH 2 (ON REAR CENTER OF ENGINE) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

ABS 2 FUSE ABS CUT RELAY ABS MTR RELAY ABS R/B (ON LEFT REAR OF ENGINE COMPT) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BM FR+ FL- RR+ RL- FSW+ TRC+ ENG+ NEO CANH BRN WIRE BRN/RED WIRE BRN/WHT WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) COMPUTER DATA LINES SYSTEM D/G MRF MR EA (AT RIGHT FRONT FENDER APRON) ENG- TRC- NEO ENG+ TRC+ FR- FL+ RR- RL+ FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT) ABS 1 FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INIT WFSE CSW BRL R+ JUNCTION CONNECTOR 4 (ON RIGHT SIDE OF ENGINE COMPARTMENT) LEFT FRONT ABS SPEED SENSOR (AT LEFT FRONT WHEEL) LEFT REAR ABS SPEED SENSOR (ON LEFT REAR WHEEL) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE PEDAL) PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE PNK/BLK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT ABS SPEED SENSOR (AT RIGHT FRONT WHEEL) RIGHT REAR ABS SPEED SENSOR (ON RIGHT REAR WHEEL) SKID CONTROL ECU WITH ACTUATOR (RIGHT FRONT OF ENGINE COMPT) STP PKB WA BZ +BS TRAC OFF SWITCH TRC- ENG- TS CANL VIO WIRE VSCW WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 5 GND CANL CANH IG 1 3 9 10 2 IG BATT CANL CANH ESS ABS IND. BB (AT RIGHT CENTER PILLAR) BF (AT RIGHT CORNER OF VEHICLE) BLK WIRE BLK/RED WIRE BLU WIRE BLU/YEL WIRE BRAKE IND BRAKE WARNING SWITCH (ON MASTER CYLINDER ASSEMBLY) BRN WIRE BRN/RED WIRE BRN/WHT WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/YEL WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) IGN FUSE IND INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 19 (AT REAR OF VEHICLE) JUNCTION CONNECTOR 16 (RIGHT KICK PANEL) JUNCTION CONNECTOR 17 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 6 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SLIP IND SPEEDOMETER STEERING SENSOR STOP FUSE STOP- LIGHT SWITCH (ABOVE BRAKE PEDAL) TIRE AIR PRESSURE IND TRAC OFF VIO WIRE VSC IND VSC WARNING BUZZER WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YAW RATE SENSOR (ON REAR OF VEHICLE) YEL WIRE

ACT+ ACTD 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 BECU HORN ILE PCYL PNK WIRE BLK WIRE BLU WIRE BODY ECU (BEHIND RIGHT SIDE OF DASH) BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CLTB D FR DOOR FUSE DCYL DOOR LOCK FUSE DOOR LOCKS SYSTEM DRL HRLY HEADLIGHTS SYSTEM ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM FUSE GRN WIRE GRY WIRE HAZ CLTE CLTS HEAD TAIL INTERIOR, EXTERIOR LIGHTS SYSTEMS HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS, HEADLIGHTS, INTERIOR LIGHTS SYSTEMS HEADLIGHTS SYSTEM PNK WIRE HORNS SYSTEM INTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) IG FFGO TRLY INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTERIOR LIGHTS, DOOR LOCKS SYSTEMS BCTY INTERIOR LIGHTS, DOOR LOCKS SYSTEMS DCTY INTERIOR LIGHTS,, DOOR LOCKS SYSTEMS J/C 6 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LEFT FRONT DOOR COURTESY LIGHT LT BLU WIRE LT GRN WIRE NAVIGATION SYSTEM HEADLIGHTS SYSTEM ORG/ WIRE P FR DOOR FUSE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE PEDAL) PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PD PU POWER WINDOWS SYSTEM PKB RCTY PCTY LSWA PML PKL PBEW FFOG LSWP PMUL PKUL HU HF RADIO 2 FUSE RED WIRE RIGHT FRONT DOOR COURTESY LIGHT RLD RLU BZR RDA PRG POWER WINDOWS SYSTEM RRD RRU POWER WINDOWS SYSTEM SNOW TRANSMISSIONS SYSTEM UNLOCK WARNING SWITCH (IN STEERING COLUMN) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BACK DOOR KEY LOCK, UNLOCK SWITCH BLK WIRE BLK/ORG WIRE BLU WIRE BODY ECU (BEHIND BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) COMPUTER DATA LINES SYSTEM CPUB ECU-B FUSE ECU-IG FUSE ENGINE HOOD COURTESY SWITCH (ON FRONT CENTER OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) IG IOUT KSW IND INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) IOUT J/C 1 (BEHIND LEFT HEADLIGHT) J/C 14 (ON LEFT REAR OF VEHICLE) J/C 17 (BEHIND LEFT SIDE OF DASH) J/C 6 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) LT BLU WIRE LT GRN WIRE OPTION CONNECTOR 2 (BEHIND UPPER RIGHT SIDE OF DASH) ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK WIRE POWER WINDOW MASTER SWITCH W/ ECU (IN DRIVER'S DOOR) RED WIRE S+B SECURITY FUSE THEFT DETERRENT ECU (BEHIND RIGHT SIDE OF DASH) THEFT DETERRENT HORN (ON RIGHT SIDE OF ENGINE COMPT) THEFT DETERRENT INDICATOR LIGHT UL DSWH UNLOCK WARNING SWITCH (IN STEERING COLUMN) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

AGND BLK WIRE BRN WIRE CENTER J/B (BEHIND UPPER CENTER OF DASH) CODE CTY DATA LINK CONNECTOR (DLC) 3 (UNDER LEFT SIDE OF DASH) ECU-B FUSE EFII EFIO ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IB (AT RIGHT DASH BRACE) IC (AT RIGHT KICK PANEL) IGN FUSE IMI IMO IND INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 16 (RIGHT KICK PANEL) J/C 6 (LEFT SIDE OF DASH, BEHIND INSTRUMENT CLUSTER) PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK +B WIRE PNK IG WIRE PNK SIL WIRE PNK WIRE RED WIRE THEFT DETERRENT INDICATOR LIGHT TRANSPONDER KEY AMPLIFIER (IN STEERING COLUMN) TRANSPONDER KEY COMPUTER (BEHIND RIGHT SIDE OF DASH) TXCT UNLOCK WARNING SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE