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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 +B ILL 1 2 3 4 5 6 7 8 9 10 VR 1 2 3 4 5 PKB 1 2 3 4 V+ CA+ V- GND ANT B+ BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) RAD 1 FUSE GLASS ANTENNA AMPLIFIER (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES ILL- ANT J/C 23 (BEHIND UPPER CENTER OF DASH) J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MUTE MUTE R+ L+ NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH (ON PARKING BRAKE LEVER) PNK TX+ TX- WIRE PNK/BLU WIRE R- L- GND RAD 3 FUSE RADIO, PLAYER W/ DISPLAY RED WIRE RED/BLK WIRE RED/WHT WIRE REV RSR+ RSR- RSL+ RSL- RMU SYNC TELEVISION CAMERA (AT LEFT SIDE OF BACK DOOR) TX+ VG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 +B ILL 1 2 3 4 5 6 7 8 9 10 11 12 SLD R+ R- L+ L- MUTE 1 2 3 4 5 6 7 8 9 10 VR 1 2 3 4 5 PKB 1 2 3 4 V+ CA+ V- GND ANT B+ BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) RAD 1 FUSE GLASS ANTENNA AMPLIFIER (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES ILL- ANT J/C 23 (BEHIND UPPER CENTER OF DASH) J/C 5, 6 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MUTE R+ L+ NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH (ON PARKING BRAKE LEVER) PNK TX+ TX- WIRE PNK/BLU WIRE R- L- GND RAD 3 FUSE RADIO, PLAYER W/ DISPLAY RED WIRE RED/BLK WIRE RED/WHT WIRE REV RSR+ RSR- RSL+ RSL- RMU SYNC TELEVISION CAMERA (AT LEFT SIDE OF BACK DOOR) TX+ VG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

A/C CONTROL ASSEMBLY AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH) ALT FUSE ALT-S FUSE BATTERY BLK WIRE BLK/RED WIRE BLU WIRE BODY ECU BRN WIRE CHARGE IND COMBINATION METER DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT, INSIDE ENGINE ROOM J/B) GAUGE 1 FUSE GAUGE 2 FUSE GENERATOR HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LOWER CENTER OF DASH) J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) MAIN FUSIBLE LINK (12 GA- MPX MPX 1 MPX 2 NCA WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLU WIRE VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE

127 117 (AUTOMATIC A/C) (MANUAL A/C) 2 1 PNK WIRE 6 SENSOR 7 9 1 10 5 4 3 8 1 16 5 3 2 14 13 15 BK RL SK BZ OP FL FR RR A/C CONTROL ASSEMBLY AUTOMATIC A/C BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BUZZER CLEARANCE SONAR BUZZER (6 SENSOR) (BEHIND LEFT CENTER OF DASH) CLEARANCE SONAR ECU (BEHIND CENTER OF DASH) COMBINATION METER DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE 1 FUSE GAUGE 2 FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LOWER CENTER OF DASH) 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 5, 6 (BEHIND LEFT END OF DASH) J/C 7, 8 (BEHIND LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MANUAL A/C MANUAL A/C AUTOMATIC A/C ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) PL BBZ PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED RL CBZ SKID CONTROL ECU W/ ACTUATOR (AT LEFT REAR OF ENGINE COMPT) SPEEDOMETER ULTRASONIC SENSOR (LEFT FRONT) (6 SENSOR) (BEHIND LEFT END OF FRONT BUMPER) ULTRASONIC SENSOR (LEFT REAR) (BEHIND LEFT ULTRASONIC SENSOR (RIGHT FRONT) (6 SENSOR) (BEHIND RIGHT END OF FRONT BUMPER) ULTRASONIC SENSOR (RIGHT REAR CENTER) (BEHIND RIGHT CENTER OF REAR BUMPER) VIO WIRE VIO/RED WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

A/F FUSE ALT-S FUSE BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU/RED WIRE BLU/YEL WIRE BODY COMPUTER, ANTI-THEFT, DOOR LOCKS SYSTEMS DOME FUSE DOOR 2 FUSE DRL FUSE ECU-B FUSE EFI 1 FUSE EFI RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE FROM ENGINE ROOM J/B (DIAGRAM 3 OF 3) FROM FUSIBLE LINK BLOCK (DIAGRAM 1 OF 3) FUSE GARAGE DOOR OPENER, ANTI-LOCK BRAKES, BODY COMPUTERS, INSTRUMENT CLUSTER, HAZ FUSE HEAD RELAY HEADLIGHTS SYSTEM HORN FUSE HORN RELAY INSTRUMENT CLUSTER, TRUNK, TAILGATE, FUEL DOORS SYSTEMS MAIN FUSE NAVIGATION, SOUND SYSTEMS RAD 1 FUSE RAD 3 FUSE RED WIRE SHORT PIN SOUND, NAVIGATION SYSTEMS STARTING/ CHARGING SYSTEM TO ENGINE ROOM J/B (DIAGRAM 3 OF 3) TO IGNITION SWITCH (DIAGRAM 2 OF 3) WHT WIRE WHT/BLU WIRE WHT/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

1 2 3 4 5 6 7 8 SD+ 1 2 PNK WIRE 1 20 ACT+ LSWL 11 12 PRG RDA 5 7 17 21 LSWR SFTM SNOW BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BM (AT LEFT REAR QUARTERPANEL) BRN/WHT WIRE BUZZER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM DSG CONTROL SWITCH DOOR LOCKS SYSTEM DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) DSV ECU-B FUSE ECU-IG FUSE ECUB DC- DC+ SEL ENGINE COMPT, INSIDE ENGINE ROOM J/B) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUEL LID COURTESY SWITCH (AT ROOF, REAR OF LEFT "C" PILLAR) FULL FUSIBLE LINK BLOCK (ON LEFT SIDE OF GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HANDLE SWITCH HOT AT ALL TIMES HOT IN ON OR START INITIAL POS SWITCH J/C 18 (BEHIND UPPER LEFT SIDE OF DASH) J/C 38 (BEHIND LEFT REAR QUARTERPANEL) L-PSD FUSE LEFT POWER SLIDE DOOR LEFT POWER SLIDE DOOR CONTROL MOTOR, CLUTCH (IN LEFT SLIDING DOOR) LEFT POWER SLIDE DOOR CONTROL SWITCH LEFT POWER SLIDE DOOR ECU (IN LEFT SIDING DOOR) LEFT POWER SLIDE DOOR HANDLE SWITCH LEFT POWER SLIDE DOOR LOCK ASSEMBLY LEFT POWER SLIDE DOOR MOTOR LEFT POWER SLIDE DOOR TOUCH SENSOR (IN LEFT SLIDING DOOR) LEFT POWER SLIDE DOOR WARNING BUZZER (AT LOWER CENTER OF LEFT LEFT RELEASE ACTUATOR LEFT SLIDE DOOR LEFT SLIDE DOOR ATTACHMENT CONTROL (AT CENTER OF LEFT SLIDING DOOR) LEFT SLIDE DOOR CONTROL MOTOR LEFT SLIDE DOOR DETECTION SWITCH OSG OS FLSW CPSW PAWL POS SWITCH PNK MSW HAF FUL WIRE PNK/BLK WIRE PNK/BLU WIRE POL POS R-PSD FUSE RACT CL- CL+ GND RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT SLIDE DOOR S/D SATELLITE SWITCH SECO SLIDING DOOR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

12 17 W/ VSC W/O VSC ACCESSORY METER BLK/RED WIRE BLU/ORG WIRE BODY ECU IG BRN WIRE CLOSE/UP COMBINATION METER COMPT) DCTY 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 GAUGE 2 FUSE GRY WIRE GRY/RED 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) J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 20 (BEHIND UPPER J/C 33, 34 (BEHIND RIGHT SIDE OF DASH) J/C 7, 8 (BEHIND LEFT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH (AT LEFT "B" PILLAR) MOON ROOF CONTROL ECU (AT CENTER FRONT OF ROOF) OPEN/DOWN PCTY PWS RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH (AT RIGHT "B" PILLAR) S/ROOF FUSE SATELLITE SWITCH SKID CONTROL ECU WITH ACTUATOR (AT LEFT REAR OF ENGINE COMPT) SPEEDOMETER VIO WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

BH (BEHIND LOWER CENTER OF DASH) BH (LEFT "B" PILLAR) BI (RIGHT "B" PILLAR) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BRN WIRE BUCKLE SWITCH COMBINATION METER COMPUTER DATA LINK CONNECTOR 3 (BELOW LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND DASH, LEFT OF STEERING COLUMN) ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LOWER CENTER OF DASH) IE (AT LEFT KICK PANEL) IGN FUSE J/C 19 (BEHIND UPPER LEFT SIDE OF DASH) J/C 44 (UNDER LEFT FRONT SEAT) LEFT BUCKLE SWITCH/SEAT POSITION AIRBAG SENSOR OCCUPANT DETECTION SENSOR (UNDER RIGHT FRONT SEAT) ORG/ WIRE RED/BLU WIRE RIGHT BUCKLE SWITCH (IN RIGHT FRONT BUCKLE ASSEMBLY) SEAT POSITION SENSOR SRS INDICATOR SYSTEM VIO WIRE W/ POWER SEAT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/ORG WIRE YEL/PNK WIRE YEL/RED WIRE YEL/VIO WIRE

BACK DOOR LOCK ASSEMBLY (AT LOWER LEFT CENTER OF BACK DOOR) BACK DOOR OPENER SWITCH (AT RIGHT REAR CORNER OF VEHICLE) BLU/BLK WIRE BODY ECU DBSU 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) GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT KICK PANEL) JUNCTION CONNECTOR 13, 14 (BEHIND LEFT END OF DASH) JUNCTION CONNECTOR 41 (IN BACK DOOR) WHT/BLK WIRE WHT/BLU WIRE