Toyota Sienna II facelift (2005-2010) j/c 18 (behind upper left side of dash) Wiring diagrams

1 2 3 5 GND RDA PRG +B 12 11 16 14 RDA PRG RCTY DCTY 9 21 RCUT BLK WIRE BLK/RED WIRE BLU WIRE BODY ECU BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE DOOR INDICATOR 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 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) IF (BEHIND MICRO LOWER COMPUTER CENTER OF DASH) J/C 11, 12 (BEHIND LEFT END OF DASH) J/C 13, 14 (BEHIND LEFT END OF DASH) J/C 15 (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 41 (IN BACK DOOR) J/C 7, 8 (BEHIND LEFT END OF DASH) LCTY DCYL LEFT FRONT DOOR COURTESY LIGHT (W/ MEMORY) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LEFT OUTER MIRROR CONTROL ECU LEFT OUTER REAR VIEW MIRROR (W/ MEMORY) LEFT POWER REAR 2 SEAT SWITCH (W/ POWER REAR 2 SEAT W/ STOWING FUNCTION) LEFT SLIDE DOOR COURTESY SWITCH LP CYL CTYB PCTY PCYL PNK/BLU WIRE POWER BACK DOOR ECU (BEHIND LEFT REAR QUARTERPANEL) CTYO POWER SUPPLY CIRCUIT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY LIGHT (W/O MEMORY) RIGHT FRONT DOOR COURTESY SWITCH (AT RIGHT "B" PILLAR) RIGHT POWER REAR 2 SEAT SWITCH (W/ POWER REAR 2 SEAT W/ STOWING FUNCTION) RIGHT SLIDE DOOR COURTESY SWITCH STOP FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

BEAN IC BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU/WHT WIRE BRN WIRE CIRCUIT PWR SUPPLY COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND DRIVER IC DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) EB (AT FRONT OF ENGINE) GAUGE 1 FUSE GAUGE 2 FUSE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LOWER CENTER OF DASH) IGN FUSE J/C 15 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) J/C 47 J/C 48 J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN/RED WIRE MICRO COMPUTER ON OFF PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK WIRE RED WIRE RED/BLU WIRE STOP FUSE STOP LIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

16 15 9 7 31 18 20 26 19 21 27 STI STP IGSW +BM LGND VPA EPA VCPA 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) EC (AT REAR OF ENGINE) ECU W/ ACTUATOR 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/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 SIDE OF DASH) J/C 21 (BEHIND UPPER LEFT CENTER OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 47 J/C 48 J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/RED WIRE M- M+ NCA WIRE PARK/ NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK WIRE RED WIRE RED/BLK WIRE SHORT CONNECTOR (RIGHT SIDE OF DASH) SPD CCS CCHG EOM THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR (AT LEFT REAR OF ENGINE COMPT) TRANSMISSIONS SYSTEM VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 LGND SGND LRDD LRRD IGB BEAN IC BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE BUZZER COMBINATION METER COMBINATION SWITCH DIST COMPUTER DATA LINES SYSTEM CRUISE CHECK IND CRUISE IND DISTANCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) DISTANCE CONTROL SWITCH DRIVE IC DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-IG FUSE GND IGB GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/C 15 (BEHIND LEFT END OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 28 (BEHIND RIGHT SIDE OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 5, 6 (BEHIND LEFT END OF DASH) LASER RADAR SENSOR (BEHIND RIGHT SIDE OF FRONT BUMPER) LRDD LRRD LT GRN/RED WIRE MICRO COMPUTER MODE NORMAL IND ORG/ WIRE PNK WIRE PWR SUPPLY CIRCUIT R/N READY IND RED WIRE RED/BLU WIRE SGND SPEEDOMETER STOP FUSE STOP LIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) VIO WIRE VIO/WHT WIRE WASH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

BLK/ORG WIRE BLK/RED WIRE BODY TRLY ECU (BEHIND LEFT SIDE TAIL HAZ OF DASH) BRN WIRE CIRCUIT COMBI- NATION SWITCH COMBINATION METER COMBINATION SWITCH COMPT) DRIVE IC DRIVER SIDE J/B (BEHIND DASH, LEFT EA (AT RIGHT SIDE OF ENGINE COMPT) ECU-IB FUSE ED (AT LEFT SIDE OF ENGINE COMPT) EHW GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE HAZARD SWITCH HEAD HOT AT ALL TIMES ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE HAZ FUSE HOT IN ON OR START IE (AT LEFT KICK PANEL) IF (BEHIND LOWER CENTER OF DASH) IG (AT RIGHT KICK PANEL) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) J/C 21 (W/ MEMORY) (BEHIND UPPER LEFT CENTER OF DASH) J/C 27 (BEHIND RIGHT SIDE OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) LEFT OUTER REAR VIEW MIRROR TURN SIGNAL LIGHT LEFT PARKING/ TURN SIGNAL LIGHT LEFT SIDE MARKER LIGHT LEFT TURN IND MICRO COMPUTER OF STEERING COLUMN) PARK PARK TURN RED WIRE RIGHT OUTER REAR VIEW MIRROR TURN SIGNAL LIGHT RIGHT PARKING/ TURN SIGNAL LIGHT TURN RIGHT SIDE MARKER LIGHT RIGHT TURN IND SUPPLY POWER TAIL FUSE TAIL IND (EXCEPT USA) TAIL OFF TAIL RELAY TURN SIGNAL FLASHER W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE

AUTO OFF TAIL AUTOMATIC LIGHT CONTROL SENSOR (ON TOP LEFT SIDE OF DASH) BLK/RED WIRE BODY ECU BRN WIRE CLTB CLTB CLTE CLTE CLTS COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DCTY DRIVE IC 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 OFF HIGH BEAM INDICATOR HEAD IND (USA) 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 MICRO COMPUTER ON FOG LIGHT SWITCH ORG/ WIRE PARKING BRAKE SWITCH (ON PARKING BRAKE LEVER) POWER SUPPLY CIRCUIT 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

BLK/RED WIRE BODY ECU BRN WIRE COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DCTY DRIVE IC DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-ACC FUSE ECU-IG FUSE FLASH DIMMER SWITCH FLASH LOW GAUGE 2 FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE HEAD HEAD LIGHT CONTROL SWITCH OFF HIGH BEAM INDICATOR HEAD IND (USA) 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) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) LOW HIGH MICRO COMPUTER OFF TAIL ON FOG LIGHT SWITCH ORG/ WIRE POWER SUPPLY CIRCUIT RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE TAIL WHT/BLK WIRE WHT/BLU 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 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DMVR LP BDR BLK/ WHT WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BODY ECU COLUMN) COMPUTER DATA LINES SYSTEM CTYB DVC VSSR CYL HSSR DOWN DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING ECU-B FUSE COMPT) ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER LEFT SIDE OF DASH) IG (AT RIGHT KICK PANEL) LEFT LEFT OUTER MIRROR CONTROL ECU (IN LEFT FRONT DOOR) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIRB MIRE MIRS ORG/ WIRE P/SEAT FUSE P/W FUSE PNK DMHR DM+R WIRE PNK PNK WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROL MIRROR SWITCH RETRACTION RETURN RIGHT SEAT MEMORY SWITCH SIG CPUB VIO WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

ACCEL POSITION SENSOR (UNDER LEFT SIDE OF DASH) ALT ATL BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE C/ OPN RELAY CANH CANL EOM COMPT) COMPUTER DATA LINES SYSTEM EFI 1 FUSE EFI 2 FUSE EFI RELAY EFII EFIO ELS ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE ETCS FUSE A/F FUSE FUEL PUMP RELAY GRN WIRE GRN/WHT WIRE GRY/RED WIRE HOT AT ALL TIMES ILL IMO IMI J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 21 (BEHIND UPPER LEFT CENTER OF DASH) J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 48 (AT FRONT OF ENGINE) EB J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/RED WIRE NSSD NSSL PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPMP TC RED WIRE RED/BLK WIRE STARTING/ CHARGING SYSTEM TRANSMISSION CONTROL SWITCH (AT BASE OF SHIFTER ASSEMBLY) TRANSPONDER KEY COMPUTER (BEHIND UPPER CENTER OF DASH) VIO/GRN WIRE VIO/WHT WIRE VPMP MPMP +BM MREL IGSW FC WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL/GRN WIRE YEL/RED WIRE

A/F RELAY BH (AT LEFT "B" PILLAR) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CANISTER PRESSURE SENSOR CANISTER PUMP MODULE COMPT) DASH) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES DRIVER SIDE J/B (BEHIND DASH, LEFT OF STOP FUSE HOT IN ON OR START IGN FUSE INJ FUSE INJECTOR 4 (AT TOP OF LEFT CYLINDER BANK) 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 2 (AT LEFT SIDE OF ENGINE J/C 3, 4 (BEHIND LEFT END OF DASH) J/C 5, 6 LEAK DETECTION PUMP LT GRN/RED WIRE POWER STEERING OIL PRESSURE SWITCH (ON RIGHT FRONT OF ENGINE) RED WIRE RED/BLK WIRE RED/WHT WIRE SHORT VSV CONNECTOR (PURGE) (ON TOP (RIGHT SIDE RIGHT OF OF DASH) ENGINE) STEERING COLUMN) VENT VALVE VSV (ACM) (LEFT SIDE OF ENGINE COMPT) VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE