Toyota Sienna III (2010-2014) micro- processor Wiring diagrams

AWD ECU ASSEMBLY (LEFT SIDE OF DASH) AWD IND BLK WIRE BLU WIRE BRN WIRE BSF BSLC COMBINATION METER ASSEMBLY COMPUTER DATA LINES PNK SYSTEM WIRE COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY (LEFT REAR OF CARGO AREA) FUSE GAUGE 2 FUSE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MICRO- PROCESSOR NCA WIRE POWER SUPPLY CIRCUIT RED WIRE SLC+ SLC+ CANH SSLC SLC- WHT WIRE WHT/BLK WIRE

AWD ECU ASSEMBLY (LEFT SIDE OF DASH) AWD IND BLK WIRE BLU WIRE BRN WIRE BSF BSLC COMBINATION METER ASSEMBLY COMPUTER DATA LINES PNK SYSTEM WIRE COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY (LEFT REAR OF CARGO AREA) FUSE GAUGE 2 FUSE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MICRO- PROCESSOR NCA WIRE POWER SUPPLY CIRCUIT RED WIRE SLC+ SLC+ CANH SSLC SLC- WHT WIRE WHT/BLK WIRE

3.5L 2.7L BATTERY BLK WIRE BLU WIRE BRN WIRE CHARGE IND CHG- LCL- ES MGMD COMBINATION METER ASSEMBLY DOME FUSE DRIVE IC ECU-B FUSE ENGINE ROOM ALT-S FUSE R/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B ALT FUSE (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSIBLE LINK MAIN (12 GA- GAUGE 1 FUSE GAUGE 2 FUSE GENERATOR ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MICRO- PROCESSOR POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED STARTING CIRCUIT WHT WIRE

29 30 CANL CANH 7 20 25 MGND ES LCL- BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM PNK WIRE FRONT WASHER SWITCH FRONT WIPER SWITCH GAUGE 2 FUSE GRN WIRE GRY WIRE HOT IN ON OR START HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INTERMITTENT LEVEL WARNING SWITCH ASSEMBLY (RIGHT FRONT OF ENGINE COMPT) MICRO- PROCESSOR MIST MIST HI HI OFF LO LO INT INT MIST HI OFF LO OFF INT PNK WIRE POWER SUPPLY CIRCUIT RED WIRE WASHER FUSE WASHER IND WHT WIRE WHT/BLK WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (RIGHT FRONT OF ENGINE COMPT) WINDSHIELD WIPER MOTOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER SWITCH ASSEMBLY WIP FUSE

+B (DOME) BLU WIRE BRN WIRE BUZZER COMBINATION METER COMPUTER DATA LINES SYSTEM DOOR IND DRIVE IC DRIVER'S SEAT BELT IND ECU-IG 2 FUSE GAUGE 2 FUSE GRY WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) MGND MICRO- PROCESSOR P/SB PASSENGER SEAT BELT WARNING LIGHT PBEW PNK WIRE PWR SPLY CIRCUIT RELAY ENERGIZED TELLTALE LIGHT ASSEMBLY WHT WIRE

ACCD ASSEMBLY (ABOVE BRAKE PEDAL) BACK DOOR OPENER SWITCH ASSEMBLY (POWER BACK DOOR ASSEMBLY) BLK WIRE BLK/BLU WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) BRN WIRE BUZZER COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM (LEFT SIDE OF DASH) DOOR IND DRIVE IC FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) HOT IN ON OR START INDS SPD INDW INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LOCK LT BLU WIRE LT GRN WIRE MGND MICRO- PROCESSOR PILLAR) PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE RIGHT SLIDE DOOR FULL OPEN STOP LOCK ASSEMBLY SECURITY IND POWER SUPPLY CIRCUIT +B DOME SHIFT INTERLOCK SYSTEM SL/R SLP STA STAR NE PNK WIRE STARTING/ CHARGING SYSTEM STOP FUSE STOP LIGHT SWITCH TION DETEC- VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B PGND 1 2 3 4 5 6 7 8 9 10 MOR- MOR+ MOL+ MOL- 1 2 3 4 5 6 7 8 CANH CANL BLK WIRE BLU WIRE BLU/BLK WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT SIDE OF (REAR OF ENGINE COMPT) ENGINE) BRN WIRE BUZZER CAN L CIRCUIT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (RIGHT SIDE OF DASH) ECM (LEFT REAR OF ENGINE COMPT) ECU- IG 1 FUSE ECU-B FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B PSB FUSE (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START IGB INSTRUMENT PANEL J/B (LEFT SIDE LEFT FRONT PRE-COLLISION SEAT BELT MOTOR (LEFT FRONT SEAT BELT ASSEMBLY) LGND LRDD LRDD LRRD LRRD MICRO- PROCESSOR MILLIMETER WAVE RADAR SENSOR ASSEMBLY (FRONT OF ENGINE COMPT) OF DASH) PCS IND PNK 5 17 39 16 38 PBSW WIRE PNK COMPUTER WIRE PNK WIRE PRE-COLLISION SYSTEM CANCEL SWITCH ASSEMBLY RED WIRE RIGHT FRONT PRE-COLLISION SEAT BELT MOTOR (RIGHT FRONT SEAT BELT ASSEMBLY) SEAT BELT CONTROL ECU (RIGHT SIDE OF DASH) SGND SUPPLY POWER WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 +B SPI+ SPI- 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 SPO+ SPO- BACKUP BATTERY (MAYDAY BATTERY) (RIGHT SIDE OF DASH) BBI+ BBO- BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) BRN WIRE BUZZER CIRCUIT COMBINATION METER ASSEMBLY DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) ECU-B ROOM R/B FUSE (LEFT SIDE OF ENGINE COMPT) ENGINE FR+ FR- GAUGE 2 FUSE GPS ANTENNA GREEN IND GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MIC - MICRO- PROCESSOR MIN MUTE MUTE MCO+ MCO- NCA WIRE PNK WIRE POWER SUPPLY RAD 1 FUSE RAD 2 (LEFT SIDE FUSE OF DASH) RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 1 ROOF CONSOLE BOX ASSEMBLY SGND SGND MCVD MCI+ MCI- SOS SWITCH MICROPHONE SPDP STEREO COMPONENT AMPLIFIER ASSEMBLY TELEPHONE ANTENNA VIO WIRE W/O NAVIGATION SYSTEM W/ NAVIGATION SYSTEM WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 CLSW SPD TC 1 4 5 RDA GND 25 14 CANH CANL BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) BRN WIRE CIRCUIT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE GAUGE 2 FUSE GND SIL GRN WIRE GRY WIRE HOT IN ON OR START IND INSTRUMENT PANEL J/B (LEFT END OF DASH) LT GRN WIRE MGND MICRO- PROCESSOR PWR RED WIRE SPLY TIRE PRESSURE IND TIRE PRESSURE WARNING ANTENNA, RECEIVER (REAR OF VEHICLE CHASSIS) TIRE PRESSURE WARNING ECU (LEFT SIDE OF DASH) TIRE PRESSURE WARNING RESET SWITCH TIRE) WHT WIRE YEL WIRE