Toyota Sienna I (1997-2003) j/b 3 (behind instrument cluster) Wiring diagrams

+BM +BS RL- WTIR INIT WA TC ABS ACTUATOR, ECU (LEFT REAR OF ENGINE COMPT) ABS FUSE ABS WARNING IND BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE COMBINATION METER DATA LINK CONNECTOR 1 (RIGHT REAR OF ENGINE COMPT) DATA LINK CONNECTOR 3 (BELOW DASH RIGHT OF STEERING COLUMN) DIODE (W/ DOOR LOCK CONTROL) (BEHIND CENTER OF DASH) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) CIG FUSE ECU-IG FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 3 (BEHIND COMBINATION METER) J/C 2, J/C 3 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 17 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT ABS SPEED SENSOR LEFT REAR ABS SPEED SENSOR LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK WIRE PNK/BLK WIRE R/B 7 (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/YEL WIRE RIGHT REAR ABS SPEED SENSOR RL+ RR- RR+ FL- FL+ FR- FR+ SPEEDO- METER STOP FUSE STOP LIGHT SWITCH STP TS SPO TIRE PRESSURE IND TIRE PRESSURE WARNING STANDARDIZATION SWITCH (LEFT SIDE OF DASH) VIO WIRE W/ DOOR LOCK CONTROL W/O DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL 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

4 5 6 7 8 9 10 11 12 13 14 15 16 PI TC ECT MC ABS, TRACTION ECU (TRANSLATE ECU) (BEHIND UPPER LEFT END OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CIG FUSE COMBINATION METER COMBINATION SWITCH CRUISE CRUISE CONTROL ACTUATOR (ON LEFT SIDE OF ENGINE COMPARTMENT) CRUISE CONTROL ECU (BEHIND UPPER LEFT CENTER OF DASH) CRUISE CONTROL INDICATOR CRUISE CONTROL SWITCH D POSITION SWITCH (PARK/NEUTRAL POSITION SWITCH) (ON TRANSAXLE) DATA LINK CONNECTOR 1 (ON RIGHT REAR OF ENGINE COMPT) DATA LINK CONNECTOR 3 (BELOW DASH RIGHT OF STEERING COLUMN) DIODE (PARK/NEUTRAL POSITION SWITCH) (BEHIND UPPER LEFT CENTER OF DASH) ECU-IG FUSE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON LEFT SIDE OF TRANSAXLE) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IDLO J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 13 (BEHIND LOWER RIGHT SIDE OF DASH) J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (ON UNDERSIDE OF STEERING COLUMN) ORG/ WIRE PNK 1 3 2 WIRE PNK WIRE PNK/BLK WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RESUME/ ACCEL SET/ COAST SPD IDL OD MO GND STOP FUSE SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) STP (W/ VSC) (W/O VSC) VIO/YEL WIRE W/ VSC W/O VSC WHT WIRE WHT/BLK WIRE WHT/RED WIRE

A/C CONTROL ASSEMBLY (AUTO A/C) BLK WIRE BLU WIRE DEF FUSE DEFOGGER RELAY DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) GRN WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 22 (ON RIGHT REAR CORNER OF VEHICLE) LEFT MIRROR HEATER (PART OF LEFT REMOTE CONTROL MIRROR) MIRROR-HEATER FUSE REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER SWITCH (MANUAL A/C) RED WIRE RIGHT MIRROR HEATER (PART OF RIGHT REMOTE CONTROL MIRROR) SOLID STATE WHT WIRE WHT/BLK WIRE YEL WIRE

10 4 (W/ PWR LOCKS) (W/O PWR LOCKS) 5 9 (W/O PWR LOCKS) (W/ PWR LOCKS) BLK WIRE COMB- INATION METER TURN SIGNAL IND COMB- INATION SWITCH LIGHT CTRL SWITCH COMB- INATION SWITCH TURN SIGNAL SWITCH DRIVER'S SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DRIVER'S SIDE J/B 1 (LEFT OF STEERING COLUMN) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FROM DRIVER'S SIDE J/B 1 (DIAGRAM 1 OF 1) FUSIBLE LINK BLOCK (LEFT SIDE OF ENGINE COMPT) GRN WIRE HAZARD FUSE HAZARD SWITCH HIGH MOUNTED STOPLIGHT HOT AT ALL TIMES HOT IN ON OR START INP FUSE INTEGRATION RELAY (DRIVER SIDE J/B 1) J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 2, 3 (LEFT SIDE OF DASH) J/C 20 (BEHIND LEFT REAR WHEELWELL) J/C 21 (BEHIND LEFT REAR WHEELWELL) J/C 22 (RIGHT REAR CORNER OF VEHICLE) J/C 3 (LEFT SIDE OF DASH) J/C 5 (BEHIND TOP CENTER OF DASH) LEFT FRONT TURN/ PARK LIGHT TURN LEFT QUARTER PANEL) LEFT REAR COMBINATION LIGHT LICENSE PLATE LIGHT OFF HEAD OFF OFF ON ORG/ WIRE RED WIRE RIGHT FRONT TURN/ PARK LIGHT TURN RIGHT REAR COMBINATION LIGHT STOP FUSE STOP LIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TAIL TAIL FUSE TAIL LIGHT RELAY TAIL STOP TAIL STOP TURN TAIL STOP TURN TAIL STOP TO J/C 17 (DIAGRAM 1 OF 1) TO LEFT REAR COMBINATION LIGHT (DIAGRAM 1 OF 1) TO RIGHT REAR COMBINATION LIGHT (DIAGRAM 1 OF 1) TURN FUSE TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE

1 8 PANI SCTY 6 4 DCTY PCTY BACK DOOR COURTESY SWITCH BACK DOOR UNLOCK DETECTION SWITCH BLK RED/ WIRE BLK WIRE BLK/RED WIRE BLU WIRE BLU/ WHT WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/RED WIRE BRN/WHT WIRE DOME FUSE DOOR FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-IG FUSE ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH (ON FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HORNS SYSTEM HORN FUSE HOT AT ALL TIMES HOT IN ON OR START IG LSWD LSWP LSWR IMLD IND INTEGRATION RELAY J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 15 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 18 (ON UNDER- SIDE OF STEERING COLUMN) J/C 2, J/C 3 (BEHIND LEFT SIDE OF INSTRUMENT CLUSTER) J/C 22 (RIGHT REAR CORNER OF VEHICLE) J/C 4 (BEHIND UPPER LEFT SIDE OF DASH) J/C 5 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 9 (BEHIND TOP CENTER OF DASH) LEFT FRONT DOOR COURTESY SWITCH LEFT SLIDE DOOR COURTESY SWITCH LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE PANI RED GRN/ WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT SLIDE DOOR COURTESY SWITCH SH HEAD TAIL HORN THEFT DETERRENT ECU (BEHIND CENTER OF DASH) THEFT DETERRENT HORN (ON RIGHT REAR OF ENGINE COMPT) THEFT DETERRENT INDICATOR LIGHT VIO WIRE VIO/WHT WIRE W/ POWER SLIDE DOOR W/O POWER SLIDE DOOR WHT/BLK WIRE YEL WIRE

A/F HEATER RELAY ABS ACTUATOR, ECU ABS SOL RELAY BACK-UP LIGHT RELAY BLOWER MOTOR CONTROLLER BLOWER RESISTOR BLOWER SWITCH BRAKE FLUID LEVEL SWITCH WIRELESS DOOR LOCK ECU BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY CLOCK COMBINATION METER A/C AMPLIFIER CRUISE CONTROL ECU CRUISE CONTROL ACTUATOR CRUISE CONTROL SWITCH LEFT FOGLIGHT DATA LINK CONNECTOR 3 DRIVER SIDE J/B 1 (BEHIND DASH, LEFT OF STEERING COLUMN) DRIVER SIDE R/B 5 FRONT HEATER BLOWER SWITCH FRONT HEATER RELAY FRONT WIPER MOTOR VSC ACTUATOR GARAGE DOOR OPENER MOON ROOF MOTOR, LIMIT SWITCH INTEGRATION RELAY J/B 3 (BEHIND INSTRUMENT CLUSTER) J/C 7 (BEHIND TOP CENTER OF DASH) KEYLESS BUZZER LEFT FRONT POWER SLIDE DOOR CONTROL SWITCH LEFT FRONT TURN SIGNAL LIGHT, PARKING LIGHT LEFT VANITY LIGHT INNER MIRROR LIGHT CONTROL, DIMMER SWITCHES TRANSPONDER KEY AMPLIFIER MOON ROOF CONTROL SWITCH, RELAY NOISE FILTER O/D MAIN SWITCH PERSONAL LIGHT INTERIOR LIGHT 1 POWER QUARTER WINDOW SWITCH POWER RELAY REAR HEATER RELAY REAR WINDOW DEFOGGER SWITCH RIGHT FRONT POWER SLIDE DOOR CONTROL SWITCH RIGHT VANITY LIGHT STARTER RELAY TIRE PRESSURE WARNING STANARDIZATION SWITCH TO STEERING SENSOR (DIAGRAM 3 OF 3) TURN SIGNAL FLASHER MAIN RELAY UNLOCK WARNING SWITCH W/ MOON- ROOF W/O MOON- ROOF WHT/BLK WIRE WIPER/ WASHER SWITCH

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

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