Toyota Sienna II facelift (2005-2010) body ecu (behind left side of dash) Wiring diagrams

19 20 21 22 23 24 25 26 PKB LSWL ILE 3 2 5 4 MPX- MPX+ A/C CONTROL ASSEMBLY ACT+ 2 3 AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) ALTB TRLY HRLY AUTOMATIC A/C MANUAL A/C BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN/RED WIRE COMBINATION METER DOOR 2 FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS, INTERIOR LIGHTS SYSTEMS DOOR LOCKS, INTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DRL DSDS ECU-ACC FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORN BECU HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ECU-B FUSE HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) INTERIOR LIGHTS SYSTEM DOOR LOCKS, INTERIOR LIGHTS SYSTEMS LCTY LEFT OUTER MIRROR CONTROL ECU (W/ MEMORY) (IN LEFT FRONT DOOR) LSWD LSWP LSWR LT GRN WIRE ORG/ WIRE PBDS BDSU PCTY PCYL BCTY PNK/BLU WIRE PRG RDA DCYL DCTY PSDS PWR RELAY PWS RCTY RCUT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT OUTER MIRROR CONTROL ECU (W/ MEMORY) (IN RIGHT FRONT DOOR) 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 4 5 6 7 8 9 10 SH BZR ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM MIRRORS SYSTEM DOOR LOCKS, WARNING SYSTEMS DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) GATEWAY ECU (LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE HEADLIGHTS SYSTEM 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 35, 36 (BEHIND RIGHT SIDE OF DASH) J/C 37 (FORWARD OF LEFT REAR WHEELWELL) J/C 44, 45 (UNDER LEFT FRONT SEAT) KSW FFOG HEAD IND LEFT POWER SLIDE DOOR ECU (IN LEFT SLIDING DOOR) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIRB MIRS MIRRORS SYSTEM ORG/ WIRE PNK/BLU WIRE POSITION CONTROL ECU, SWITCH (W/ MEMORY) (UNDER LEFT SIDE OF DRIVER'S SEAT) POWER BACK DOOR ECU (BEHIND LEFT REAR QUARTERPANEL) RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT POWER SLIDE DOOR ECU (IN RIGHT SLIDING DOOR) SIL TAIL VIO WIRE WHT 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+ 25 23 4 27 5 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/RED WIRE BUZZER COMPT) DOOR 2 FUSE 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 (CENTER FRONT OF ENGINE 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) 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

15 16 IMO IMI 4 4 CODE 5 5 TXCT 7 7 GND AGND BLK WIRE BLK/ORG WIRE BLU WIRE BLU/WHT WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/RED WIRE BRN/WHT WIRE CODE COMBINATION +B METER 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) IF (BEHIND LOWER CENTER OF DASH) IGN FUSE IND J/C 11, 12 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) KEY AMPLIFIER LEFT FRONT DOOR COURTESY SWITCH RED WIRE RED/YEL WIRE SECURITY IND TRANSPONDER TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) 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

10 3 2 1 FSR- FSR+ 2 19 6 11 LBE- LBE+ AIR BAG AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) BGND BSW FSR+ FSR- BLK/RED WIRE BLU WIRE BLU/BLK WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BUZZER +B COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DOOR IND DRIVE IC DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-ACC FUSE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B GAUGE 2 FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IC BEAN IE (AT LEFT KICK PANEL) IF (BEHIND LOWER CENTER OF DASH) IG BECU 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) MICRO COMPUTER OCCUPANT CLASSIFICATION ECU POWER SUPPLY CIRCUIT RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BUCKLE SWITCH (IN RIGHT FRONT SEAT BELT BUCKLE ASSEMBLY) SEAT BELT IND UNLOCK WARNING SWITCH (ON UPPER STEERING COLUMN) VIO WIRE W/ POWER SEAT W/ SIDE AIR BAG W/O SIDE AIR BAG WHT/BLK WIRE WHT/BLU 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+ 25 23 4 27 5 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/RED WIRE BUZZER COMPT) DOOR 2 FUSE 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 (CENTER FRONT OF ENGINE 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) 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

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 DSV ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRY WIRE HATCH DOOR HOT AT ALL TIMES HOT IN ON OR START INSIDE ENGINE ROOM J/B) 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 (AT LOWER RIGHT SIDE OF BACK DOOR) 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) EHW VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE