Toyota Sienna II (2003-2005) ecu-b fuse Wiring diagrams

1 2 32 18 29 HP ACMG TAM 2 1 TSR TSL 3 2 1 +B SI GND 9 8 RFC A/C CONTROL ASSEMBLY AIR INLET CONTROL SERVO MOTOR (BEHIND UPPER RIGHT SIDE OF DASH) AOD AOF AMDH AMDC AMPH AMPC AIF AIR SG-1 SG SG-2 SG-3 SG-4 SG-5 AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) B+ PNK WIRE BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE COLUMN) COMPUTER DATA LINES SYSTEM DRIVER'S SIDE J/B (BEHIND DASH, LEFT OF STEERING DRIVER'S SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) DUAL EA (AT RIGHT SIDE OF ENGINE COMPT) ECU-B FUSE ENGINE CONTROL ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FAN MOTOR (MAIN) M- FRONT PASSENGER SIDE AIR MIX CONTROL SERVO MOTOR (BEHIND RIGHT CENTER OF DASH) FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HR BLW HTR FUSE IE (AT LEFT KICK PANEL) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 27 (BEHIND RIGHT J/C 3, 4 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/RED WIRE M+ FAN MOTOR (SUB) M- ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PRESSURE SWITCH (AT RIGHT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SIDE OF DASH) SINGLE TPD TPP TPI TPO TSD ILL- TSP ILL+ IG TR TE VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/PNK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 TR+ HAZ 1 2 3 4 5 6 7 8 9 10 SH BZR 19 20 21 22 23 24 25 26 PKB LSWL ILE ACT+ 2 3 ALTB TRLY HRLY ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM COMPUTER DATA LINES SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN/RED WIRE CLTE CLTS CLTB COMPUTER DATA LINES SYSTEM DOOR 2 FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS, INTERIOR LIGHTS SYSTEMS DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DOOR LOCKS, WARNING SYSTEMS DRL ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORN BECU HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START KSW FFOG HEAD IND LCTY LSWD LSWR LT GRN WIRE ORG/ WIRE PBDS DBSU PCTY PCYL BCTY BCYL LSWP LCYL PNK/BLU WIRE PRG RDA DCYL DCTY RCYL RCTY PWR RELAY PWS RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SFTM SNOW TAIL TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS, INTERIOR LIGHTS SYSTEMS VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 5 GND RDA PRG +B 15 12 11 16 14 RCYL RDA PRG RCTY DCTY 26 28 25 23 21 BCYL LCYL BCTY PCTY BACK DOOR LOCK ASSEMBLY (IN LOWER LEFT CENTER OF BACK DOOR) BLK WIRE BLK/RED WIRE BLU WIRE BODY ECU BRN WIRE BUZZER COMBINATION METER COMPUTER DATA LINES SYSTEM DCYL DOME FUSE DOOR INDICATOR DOOR LOCK CONTROL RECEIVER (BEHIND UPPER CENTER OF DASH) DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) EA (AT RIGHT OF ENGINE COMPT) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) J/C 1 (AT LEFT SIDE OF ENGINE COMPT) J/C 13, 14 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT END OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 41 (IN BACK DOOR) KEYLESS BUZZER (BEHIND LEFT FRONT CORNER LAMP) LCTY BZR LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT SLIDE DOOR COURTESY SWITCH PCYL PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH (AT RIGHT "B" PILLAR) RIGHT SLIDE DOOR COURTESY SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

1 2 3 17 4 7 EOM M- M+ 1 2 3 8 9 15 18 19 20 22 28 26 23 27 29 +B 6 10 12 17 19 24 18 29 +BM ACCEL POSITION SENSOR (UNDER LEFT SIDE OF DASH) BATT MREL IGSW EOM SIL WFSE TC VPA EPA VCPA BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM EB (AT FRONT OF ENGINE) EC (AT REAR OF ENGINE) ECU-B FUSE ED (AT LEFT SIDE OF ENGINE COMPT) 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/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES J/C 2 (AT LEFT SIDE OF ENGINE COMPT) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/RED WIRE NCA WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SPO STP CCS THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

+BM 17 18 29 24 10 19 12 6 SPD 28 18 17 3 2 29 19 1 4 7 PNK CCHG LGND WIRE 6 7 8 9 PNK WIRE 8 1 2 MREL +B ACCEL POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CANL CANH COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) EB (AT FRONT OF ENGINE) COUNTER GEAR SPEED SENSOR (ON TOP OF TRANSAXLE) EC (AT REAR OF ENGINE) ECU W/ ACTUATOR 10 9 8 23 22 12 25 11 NEO ENG+ TRC+ ENG- TRC- PNK WIRE ECU-B FUSE ED (AT LEFT SIDE OF ENGINE COMPT) EFI 1 FUSE EFI RELAY END OF DASH) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE GAUGE 1 FUSE GAUGE 2 FUSE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START J/B 3, 4 (BEHIND LEFT J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 2 (AT LEFT SIDE OF ENGINE COMPT) J/C 20 (BEHIND UPPER LEFT CENTER OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) J/C 21 (BEHIND UPPER LEFT CENTER OF DASH) J/C 29 (BEHIND RIGHT SIDE OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M+ M- ELC LCS NCA WIRE NT+ NT- NC+ NC- PARK/ NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR TURBINE SPEED SENSOR (AT REAR OF TRANSAXLE) VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

1 10 2 SH HCTY BZR 12 11 14 16 8 7 4 RDA PRG DCTY RCTY 24 2 21 1 IND HAZ KSW TR+ 3 25 23 4 27 5 DBSU BCTY PCTY BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/RED WIRE BUZZER COMBINATION METER DOOR 2 FUSE DOOR IND DOOR LOCK CONTROL RECEIVER (BEHIND UPPER CENTER OF DASH) DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE HOOD COURTESY SWITCH (ON FRONT OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE HORN HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) IF (BEHIND LOWER CENTER OF DASH) IG (AT RIGHT KICK PANEL) J/C 1 (AT LEFT SIDE OF ENGINE COMPT) J/C 11, 12 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) KEYLESS BUZZER (BEHIND LEFT FRONT CORNER LAMP) LCTY LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT FRONT DOOR LOCK CONTROL SWITCH LEFT SLIDE DOOR COURTESY SWITCH LOCK LSWD ACTD LSWL LSWP LSWR LT GRN WIRE ORG/ WIRE PNK/BLU WIRE RDA PRG RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR LOCK CONTROL SWITCH THEFT DETERRENT HORN (ON RIGHT REAR OF ENGINE COMPT) TURN EHW SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) UNLOCK UNLOCK WARNING SWITCH (ON UPPER STEERING COLUMN) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

AUTO OFF TAIL AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) BLK/RED WIRE BODY ECU BRN WIRE CLTB CLTS CLTE CLTE CLTS COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DCTY DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) DRL ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT FLASH DIMMER SWITCH FLASH LOW GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE HEAD HEAD LIGHT CONTROL SWITCH HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) IF (BEHIND LOWER CENTER OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LOW HIGH LT GRN WIRE OFF ON FOGLIGHT SWITCH ORG/ WIRE PARKING BRAKE SWITCH (ON PARKING BRAKE LEVER) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SIDE OF ENGINE COMPT) TAIL VIO WIRE WHT/BLK WIRE WHT/BLU WIRE

DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) EA (AT RIGHT SIDE OF ENGINE COMPT) ECU-B FUSE ED (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FOG FUSE FOG RELAY GRN WIRE HEAD RELAY HOT AT ALL TIMES J/C 1 (AT LEFT SIDE OF ENGINE COMPT) J/C 2 (AT LEFT SIDE OF ENGINE COMPT) J/C 27 (BEHIND RIGHT SIDE OF DASH) LEFT FRONT FOG LIGHT LEFT HEADLIGHT (LOW) LEFT HEADLIGHT CONTROL ECU LL H-LP FUSE MAIN FUSE ORG/ WIRE RED WIRE RED/WHT WIRE RIGHT FRONT FOG LIGHT RIGHT HEADLIGHT (LOW) RIGHT HEADLIGHT CONTROL ECU RL H-LP FUSE W/ HID W/O HID WHT/BLK WIRE WHT/BLU WIRE

ABS IND. ACCESSORY METER ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BRN/BLK WIRE BUZZER CHARGE IND COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CHECK IND CRUISE IND DOME FUSE DOOR IND DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) EA (AT RIGHT SIDE OF ENGINE COMPT) ECU-B FUSE ECU-IG FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUEL FUEL IND FUEL SENDER (IN FUEL TANK) GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED IF (BEHIND LOWER CENTER OF DASH) ILLUMINATION J/C 1 (AT LEFT SIDE OF ENGINE COMPT) J/C 16 (BEHIND LEFT END OF DASH) J/C 19 (BEHIND TOP CENTER OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) J/C 9, 10 (BEHIND LEFT END OF DASH) LEFT TURN IND MAINT REQD IND MALFUNCTION IND MOON ROOF CONTROL ECU (AT CENTER FRONT OF ROOF) NORM IND ODO/TRIP OIL PRESSURE IND PANEL FUSE PNK/GRN WIRE READY IND RED WIRE RED/BLU WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT TURN IND SEAT BELT IND SLIP IND SPEEDOMETER SRS IND TACHOMETER TEMPERATURE TIRE PRESSURE IND TRAC OFF IND VIO WIRE VIO/WHT WIRE VSC IND WASHER LEVEL IND WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

6 SPEAKER 10 SPEAKER A/C CONTROL ASSEMBLY ILL+ A/T SHIFT LEVER ILLUMINATION ACCESSORY METER AUTOMATIC A/C BLK WIRE BLK/RED WIRE BLU WIRE BODY ECU BRN WIRE COMB- NATION SWITCH COMBINATION METER COMBINATION SWITCH DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN (OR GRN/WHT) WIRE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HAZARD SWITCH REAR WINDOW DEFOGGER SWITCH HEADLIGHT BEAM LEVEL CONTROL SWITCH SATELLITE SWITCH HOT AT ALL TIMES HOT IN ON OR START IE (AT LEFT KICK PANEL) IF (BEHIND LOWER CENTER OF DASH) IG (AT LEFT KICK PANEL) ILLUMINATION INTERIOR LIGHT SWITCH J/C 16 (BEHIND LEFT END OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT END OF DASH) J/C 23 (BEHIND UPPER CENTER OF DASH) J/C 35, 36 (BEHIND RIGHT SIDE OF DASH) J/C 13, 14 (BEHIND LEFT END OF DASH) LEFT POWER SLIDE DOOR CONTROL SWITCH RIGHT POWER SLIDE DOOR CONTROL SWITCH MAIN SWITCH MANUAL A/C OFF TAIL HEAD PANEL FUSE POWER BACK DOOR MAIN SWITCH POWER QUARTER WINDOW SWITCH POWER SLIDE DOOR MAIN SWITCH RADIO, PLAYER RADIO, PLAYER (W/O NAVIGATION) REAR A/C CONTROL SWITCH RED WIRE SEAT HEATER SWITCH (DRIVER'S SEAT) SEAT HEATER SWITCH (FRONT PASSENGER'S SEAT) TAIL TAIL RELAY TRAC OFF SWITCH (W/ VSC) W/ NAVIGATION W/ REAR SEAT AUDIO W/O NAVIGATION W/O REAR SEAT AUDIO WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE