Toyota Sienna II (2003-2005) body ecu (behind left side of dash) Wiring diagrams

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 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

26 27 IMO IMI AGND BLK WIRE BLK/ORG WIRE BLU WIRE BLU/WHT WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN/RED WIRE BRN/WHT WIRE CODE CTY DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DRIVER SIDE J/B EFII EFIO ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) HOT AT ALL TIMES ENGINE ROOM ECU-B FUSE J/B (ON LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START IE (AT LEFT KICK PANEL) IG (AT RIGHT KICK PANEL) IGN FUSE IND 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) LEFT FRONT DOOR COURTESY SWITCH RED/YEL WIRE SECURITY INDICATOR LIGHT (W/ THEFT DETERRENT SYSTEM) TRANSPONDER KEY AMPLIFIER (INSIDE TOP OF STEERING COLUMN) TRANSPONDER KEY COMPUTER (BEHIND UPPER CENTER OF DASH) TXCT UNLOCK WARNING SWITCH (ON UPPER STEERING COLUMN) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 BD+ 2 25 21 PBDS BCTY 21 2 KSW HAZ BACK DOOR LOCK ASSEMBLY (AT LOWER LEFT CENTER OF BACK DOOR) BACK DOOR OPENER SWITCH (AT RIGHT REAR CORNER OF VEHICLE) BD- CTYO BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BM (AT LEFT REAR QUARTERPANEL) BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/YEL WIRE BUZZER BZR CL- CL+ GND PNK WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) DSG DSI DSV ECU-B FUSE ECU-IG FUSE ENGINE COMPT, INSIDE ENGINE ROOM J/B) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSIBLE LINK BLOCK (ON LEFT SIDE OF GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE HATCH DOOR HOT AT ALL TIMES HOT IN ON OR START J/C 11, 12 (BEHIND LEFT END OF DASH) J/C 13, 14 (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) J/C 37 (FORWARD OF LEFT REAR WHEELWELL) J/C 40 (IN BACK DOOR) J/C 41 (IN BACK DOOR) KEYLESS BUZZER (BEHIND LEFT FRONT CORNER LAMP) LEFT POWER BACK DOOR TOUCH SENSOR (AT LEFT SIDE OF BACK DOOR) LT GRN WIRE MSE MSW HAF FUL IG ECUB DC- DC+ ORG/ WIRE OSL OSE OSR PBD FUSE PNK WIRE POS POWER BACK DOOR DRIVE UNIT POWER BACK DOOR ECU (BEHIND LEFT REAR QUARTERPANEL) POWER BACK DOOR MAIN SWITCH POWER BACK DOOR WARNING BUZZER RED WIRE RED/BLU WIRE RIGHT POWER BACK DOOR TOUCH SENSOR (AT RIGHT SIDE OF BACK DOOR) SATELLITE SWITCH TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) BELT BUCKLE ASSEMBLY) BH (AT LEFT "B" PILLAR) BI (AT RIGHT "B" PILLAR) BLK WIRE BLK/RED WIRE BLU/BLK WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BUZZER COLUMN) COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DOOR IND DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B FUSE GRN/YEL WIRE 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 11, 12 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) LEFT BUCKLE SWITCH (IN LEFT FRONT SEAT BELT BUCKLE ASSEMBLY) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) RBE+ RED/BLU WIRE RED/YEL WIRE RIGHT BUCKLE SWITCH (IN RIGHT FRONT SEAT SEAT BELT IND UNLOCK WARNING SWITCH (ON UPPER STEERING COLUMN) VIO WIRE W/ POWER SEAT W/O SIDE AIR BAG W/ SIDE AIR BAG WHT WIRE WHT/BLK WIRE WHT/BLU WIRE