Toyota Sienna I (1997-2003) j/c 6 (behind top center of dash) Wiring diagrams

1 8 9 10 11 12 17 18 19 GND MHC MHH IG+ 3 2 4 1 VMC BLWC 4 5 6 7 8 9 14 15 16 18 RRHI RRME RRLO RBAT RRAT RRON VMH BLWH HRH RG A/C CONTROL ASSEMBLY AUTO BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLOWER MOTOR (REAR COOLING) (ON REAR COOLING UNIT) BLOWER MOTOR (REAR HEATER) (ON REAR HEATER UNIT) BLOWER RESISTOR TRANSISTOR (COOLER) (RIGHT REAR CORNER OF VEHICLE) BLOWER RESISTOR TRANSISTOR (HEATER) (UNDER RIGHT MIDDLE SEAT) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) HEATER FUSE DRIVER SIDE R/B 5 (BEHIND DASH, LEFT OF STEERING COLUMN) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) DOME FUSE FRONT BLOWER MOTOR SWITCH FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/ORG WIRE GRN/YEL WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN ON OR START HRC BLWC VMC J/B 3 (BEHIND COMBINATION METER) J/C 17 (UPPER RIGHT SIDE OF DASH) J/C 18 (UNDERSIDE OF STEERING COLUMN) J/C 23 (FOWARD OF RIGHT REAR FENDERWELL) J/C 3 (LEFT SIDE OF CONBINATION METER) J/C 6 (BEHIND TOP CENTER OF DASH) J/C 8 (BEHIND TOP CENTER OF DASH) LT GRN WIRE PNK 3 2 1 BMC BLWR GND WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE R/B 7 (LEFT FRONT OF ENGINE COMPARTMENT) REAR CLR FUSE R/B 8 (RIGHT REAR OF ENGINE COMPT) REAR CLR RELAY RA/C REAR A/C SWITCH REAR HEATER INTAKE AIR TEMPERATURE SENSOR (UNDER RIGHT MIDDLE SEAT) REAR HEATER RELAY RED WIRE RED/BLU WIRE RED/WHT WIRE RHI RLO RMI RR A/C FUSE SERVO MOTOR (UNDER CENTER OF MIDDLE SEAT) TINH TPH TSET TSET VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C A/C AMBIENT TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE COMPARTMENT) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON LEFT FRONT OF ENGINE) A/C ROOM TEMPERATURE SENSOR (ON LEFT CENTER OF DASH) A/C SOLAR SENSOR (UPPER LEFT SIDE OF DASH) A/C THERMISTOR (BEHIND LOWER RIGHT SIDE OF DASH) ACMG AIR MIX CONTROL SERVO MOTOR (BEHIND CENTER OF DASH) BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE DOME FUSE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (UNDERSIDE OF STEERING COLUMN) J/C 6 (BEHIND TOP CENTER OF DASH) LT GRN/BLK WIRE MG CLT RELAY MH MC ORG/ WIRE R/B 8 (RIGHT REAR OF ENG COMPT) REAR A/C EVAPORATOR TEMPERATURE SENSOR (ON CENTER OF ROOF) RED WIRE RED/BLU WIRE RED/WHT WIRE TACH THWO VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE

A/C A/C AMBIENT TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE COMPARTMENT) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON LEFT FRONT OF ENGINE) A/C ROOM TEMPERATURE SENSOR (ON LEFT CENTER OF DASH) A/C SOLAR SENSOR (UPPER LEFT SIDE OF DASH) A/C THERMISTOR (BEHIND LOWER RIGHT SIDE OF DASH) ACMG AIR MIX CONTROL SERVO MOTOR (BEHIND CENTER OF DASH) BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE DOME FUSE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (UNDERSIDE OF STEERING COLUMN) J/C 6 (BEHIND TOP CENTER OF DASH) LT GRN/BLK WIRE MG CLT RELAY MH MC ORG/ WIRE PNK WIRE R/B 8 (RIGHT REAR OF ENG COMPT) REAR A/C EVAPORATOR TEMPERATURE SENSOR (ON CENTER OF ROOF) RED WIRE RED/BLU WIRE RED/WHT WIRE TACH THWO VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE

CIG FUSE CLOCK DRIVER SIDE J/B (LEFT OF STEERING COLUMN) GRN WIRE HOT AT ALL TIMES ENGINE ROOM J/B 2 (LEFT SIDE OF ENG COMPT) DOME FUSE HOT IN ACC OR ON HOT W/ TAIL RELAY ENERGIZED J/C 18 (UNDERSIDE OF STEERING COLUMN) J/C 2 (BEHIND LEFT SIDE OF INSTRUMENT CLUSTER) J/C 6 (BEHIND TOP CENTER OF DASH) PANEL FUSE PNK WIRE RED WIRE RED/WHT WIRE WHT/BLK WIRE

14 6 TC TS 26 46 42 TC D/G TS ABS ACTUATOR, ECU (LEFT REAR OF ENGINE COMPT) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE CENTER AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) CRUISE CONTROL ECU (BEHIND LEFT CENTER OF DASH) DATA LINK CONNECTOR 1 (RIGHT REAR CORNER OF ENGINE COMPT) DATA LINK CONNECTOR 3 (BELOW DASH RIGHT OF STEERING COLUMN) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) EFI FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) EFI RELAY HOT AT ALL TIMES J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 14 (BEHIND RIGHT SIDE OF DASH) J/C 17 (W/ VSC) (UPPER RIGHT SIDE OF DASH) J/C 18 (W/ VSC) (ON UNDERSIDE OF STEERING COLUMN) J/C 2 (BEHIND INSTRUMENT CLUSTER) J/C 6 (BEHIND TOP CENTER OF DASH) J/C 8 (BEHIND TOP CENTER OF DASH) OBD FUSE PNK/BLK WIRE RED WIRE RED/YEL WIRE SIL TRANSLATE ECU (W/ VSC) (UPPER LEFT END OF DASH) VSC ECU (UPPER LEFT END OF DASH) W/ VSC W/O VSC WHT/BLK WIRE

BACK DOOR COURTESY SWITCH BLK WIRE BLU WIRE BLU/WHT WIRE COMBINATION METER DIODE (COURTESY 2) (NEAR LEFT REAR WHEELHOUSE) DIODE (DOME 1) (BEHIND LEFT SIDE OF DASH) DIODE (DOME 2) (BEHIND INSTRUMENT CLUSTER) DIODE (DOME 3) (BEHIND CENTER OF DASH) DOOR FUSE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 22 (RIGHT REAR OF VEHICLE) J/C 6 (BEHIND TOP CENTER OF DASH) LEFT FRONT DOOR COURTESY SWITCH LEFT QUARTER PANEL) LEFT SLIDE DOOR COURTESY LIGHT LEFT SLIDE DOOR COURTESY SWITCH LUGGAGE COMPARTMENT LIGHT SWITCH OPEN DOOR WARNING RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT SLIDE DOOR COURTESY SWITCH WHT/BLK WIRE YEL WIRE

1 8 BATT MREL 16 22 +B IMLD 28 19 18 23 CODE RXCK TXCT KSW BLK/RED WIRE BLU/BLK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE EFI FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B 2 (ON LEFT SIDE OF ENGINE COMPT) FORCED ENTRY CIRCUIT HOT AT ALL TIMES J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 2, J/C 3 (BEHIND LEFT SIDE OF INSTRUMENT CLUSTER) J/C 6 (BEHIND TOP CENTER OF DASH) PWR CODE RXCK TXCT GND 2 3 4 5 RED/BLK WIRE RED/WHT WIRE TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) UNLOCK WARNING SWITCH W/ ANTI- THEFT WHT/BLK WIRE YEL/GRN WIRE

15 14 8 9 10 LSWP LSWD BACK DOOR KEY LOCK, UNLOCK SWITCH BACK DOOR LOCK MOTOR BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/RED WIRE BZR DCTY DOME FUSE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DOOR FUSE ENGINE ROOM J/B 2 (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START INTEGRATION RELAY J/B 3 J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 15, J/C 16 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (ON UNDERSIDE OF STEERING COLUMN) J/C 22 J/C 3 (BEHIND UPPER LEFT SIDE OF DASH) J/C 4 (BEHIND UPPER LEFT SIDE OF DASH) J/C 5 J/C 5 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 6 (BEHIND TOP CENTER OF DASH) KEYLESS BUZZER LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH LEFT FRONT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) LEFT FRONT DOOR LOCK MOTOR, UNLOCK DETECTION SWITCH LEFT SLIDE DOOR JUNCTION CONNECTOR (AT BASE OF LEFT "B" PILLAR) LOCK LOCK MOTOR LSWD LSWP LT GRN WIRE PCTY RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR LOCK MOTOR, UNLOCK DETECTION SWITCH RIGHT SLIDE DOOR JUNCTION CONNECTOR (AT BASE OF RIGHT "B" PILLAR) UNLK UNLOCK WARNING SWITCH W/ POWER DOOR W/O POWER DOOR WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIRELESS DOOR LOCK ECU (BEHIND CENTER OF DASH) YEL WIRE YEL/BLK WIRE

A/F HTR FUSE AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) (RIGHT EXHAUST MANIFOLD) AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) (LEFT EXHAUST MANIFOLD) 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 BRN WIRE DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) IGN FUSE EFI FUSE EFI RELAY ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) CIR OPN RELAY FUEL PUMP (IN FUEL TANK) GRN/BLK WIRE GRN/RED WIRE GRY WIRE HEATED OXYGEN SENSOR (BANK 1, SENSOR 2) (ON EXHAUST PIPE) HOT AT ALL TIMES HT OX +B IGNITION SWITCH J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 14 (BEHIND RIGHT SIDE OF DASH) J/C 6 (BEHIND TOP CENTER OF DASH) J/C 7 (BEHIND TOP CENTER OF DASH) LOCK ON LT GRN WIRE LT GRN/RED WIRE NCA WIRE P/N PARK/ NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE STARTER FUSE STARTING SYSTEM (ST RELAY) VSV (INTAKE AIR CONTROL 2) (TOP OF ENGINE) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

12 (DASH HARN, BEHIND LEFT SIDE OF DASH) 12 13 14 15 16 17 ODMS 12 13 14 15 16 F/PS TRC+ ENG+ STP B+ PTNK 2 SL A/C SYSTEM A/C SYSTEM A/C SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BATT IGSW FC SIL 2 3 4 5 6 7 8 9 10 BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN RED (OR BRN/BLK) WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 1 (RIGHT REAR OF ENGINE COMPT) DATA LINK CONNECTOR 3 (BELOW DASH RIGHT OF STEERING COLUMN) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) STOP FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) EOM 2 3 4 5 6 7 8 9 10 FUSE GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/DEFOGGER RELAY ENERGIZED HOT W/TAILLIGHT RELAY ENERGIZED IDLO CF TACH CODE J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 14 (BEHIND RIGHT SIDE OF DASH) J/C 2 J/C 2, 3 (BEHIND LEFT SIDE, TOP OF DASH) J/C 3 J/C 3 (BEHIND LEFT SIDE, TOP OF DASH) J/C 6 (BEHIND TOP CENTER OF DASH) LT GRN/BLK WIRE LT GRN/RED WIRE MIRROR HEATER NEO OBD FUSE ORG/ WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SIL SPD KSW STA MREL ODLP CCV STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) SUPPLEMENTAL RESTRAINTS SYSTEM TAIL FUSE THWO TPC ELS TC ACMG A/C OXS HTS TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) TRC- ENG- IMLD TXCT RXCK NSW UNLOCK WARNING SWITCH VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE