Toyota Sienna III (2010-2014) ecm (left rear of engine compt) Wiring diagrams

13 5 58 60 56 57 59 55 CAN H CAN L 2 15 39 +B SPD ST- 20 21 22 30 111 89 88 90 M- M+ 6 1 MREL ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH DOME FUSE ECM (LEFT REAR OF ENGINE COMPT) ECU-B FUSE EFI 1 FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETA PNK WIRE GRY/RED WIRE HOT AT ALL TIMES LT GRN WIRE LT GRN/RED WIRE PNK WIRE RED WIRE RED/BLK WIRE SPIRAL CABLE SUB-ASSEMBLY (LEFT SIDE OF DASH) THROTTLE W/ MOTOR BODY ASSEMBLY (INTAKE MANIFOLD ASSEMBLY) VCPA EPA VPA WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

10 11 59 60 56 57 58 55 CAN H CAN L 18 19 17 27 79 77 80 78 M- M+ 3 13 35 +B SPD ST- 34 2 MREL ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH DOME FUSE ECM (LEFT REAR OF ENGINE COMPT) ECU-B FUSE EFI 1 FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETA PNK WIRE GRY/RED WIRE HOT AT ALL TIMES LT GRN WIRE LT GRN/RED WIRE PNK WIRE RED WIRE RED/BLK WIRE SPIRAL CABLE SUB-ASSEMBLY (LEFT SIDE OF DASH) THROTTLE W/ MOTOR BODY ASSEMBLY (INTAKE MANIFOLD ASSEMBLY) TOP OF ENGINE) VCPA EPA VPA WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

+B BATT IGSW STP ST- 34 2 3 1 28 36 35 MREL 44 45 37 59 60 56 57 58 55 LGND CCS CCHG ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER CAN+ CAN- DATA LINES SYSTEM ECM (LEFT REAR OF ENGINE COMPT) ECT FUSE ECU-B FUSE EFI 1 FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN/BLK WIRE GRN/ORG WIRE GRY/RED WIRE HOT AT ALL TIMES LT GRN WIRE LT GRN/RED WIRE M- M+ ETA OUT PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSAXLE ASSEMBLY) PNK WIRE RED WIRE RED/BLK WIRE STOP LP RELAY THROTTLE W/ MOTOR BODY ASSEMBLY (INTAKE MANIFOLD ASSEMBLY) TRANSMISSION CONTROL ECU ASSEMBLY VCPA EPA VPA VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 +B VM SI 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 RBUS 1 2 3 4 IG RLIN 2.7L 3.5L 43 10 11 33 13 5 RFC CANH CANL A/C AMPLIFIER ASSEMBLY (RIGHT SIDE OF DASH) A/C CONTROL ASSEMBLY 2 A/C EVAPORATOR TEMPERATURE SENSOR A/C RR FUSE BLK WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE CLTB CLTE COMPT) COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING COLOR (BROWN) CONNECTOR HOUSING COLOR (GRAY) COOLING FAN ECU (CENTER FRONT OF ENGINE COMPT) DAMPER SERVO MOTOR (AIR MIX) DAMPER SERVO MOTOR (AIR VENT MODE) DIODE (MG CLT RELAY) ECM (LEFT REAR OF ENGINE COMPT) EFI ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE) 76 97 64 65 THW ETHW ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE FAN FUSE FAN RELAY GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE MAIN FAN MOTOR MG CLT FUSE PNK RBUG BLWH RBBU WIRE PNK WIRE PTC HTR 1 FUSE REAR A/C BLOWER ASSEMBLY (RIGHT REAR OF CARGO AREA) REAR BLOWER MOTOR CONTROL (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLU WIRE RED/YEL WIRE RLIN ROOM TEMPERATURE SENSOR (LEFT SIDE OF DASH) ROOM TEMPERATURE SENSOR 2 SG-6 SGND SUB FAN MOTOR TEC TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 FLCL DOMR LCTY 11 12 CANH CANL 13 5 10 11 CANH CANL 2 1 CANH CANL 2 3 CANL CANH PNK WIRE 29 30 CANL CANH PNK WIRE 6 2 PNK WIRE A/C AMPLIFIER ASSEMBLY (RIGHT SIDE OF DASH) AIR CONDITIONING, HEADLIGHTS SYSTEMS ANTI-THEFT, DOOR LOCKS SYSTEMS AWD ECU ASSEMBLY (LEFT SIDE OF DASH) BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT SIDE OF ENGINE COMPT) BRN WIRE CANL CANH CERTIFICATION ECU (W/ SMART KEY SYSTEM) (RIGHT SIDE OF DASH) COMBINATION METER CSPT ECM (LEFT REAR OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) EXTERIOR LIGHTS, HEADLIGHTS, INTERIOR LIGHTS SYSTEMS GRN WIRE GRY WIRE HEAD TAIL HEADLIGHTS SYSTEM HOT AT ALL TIMES ECU-B FUSE KSW LSFR BCTY CLTB CLTS CLTE BDSU LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) NETWORK GATEWAY ECU (RIGHT SIDE OF DASH) PNK HU RCTY LSFL HF WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT SIDE OF DASH) POWER STEERING ECU ASSEMBLY (LEFT SIDE OF DASH) POWER TOPS, POWER WINDOWS SYSTEMS EXTERIOR LIGHTS SYSTEM PRG RDA FFOG PNK WIRE PWS HAZ RED WIRE STEERING SENSOR (INSIDE STEERING COLUMN) TRUNK, TAILGATE, FUEL DOORS, DOOR LOCKS SYSTEMS VIO WIRE W/ SMART KEY (LEFT SIDE SYSTEM OF DASH) W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE YEL WIRE

3.5L BLK WIRE BLU WIRE BRN WIRE COOLING FAN ECU (CENTER FRONT OF ENGINE COMPT) E.F.I. ENGINE COOLANT TEMPERATURE SENSOR (REAR OF ENGINE) ECM (LEFT REAR OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FAN RELAY GRN WIRE HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FAN FUSE HTR-IG FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) MAIN FAN MOTOR RED WIRE RED/YEL WIRE RELAY ENERGIZED RFC SUB FAN MOTOR WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 +B IG KSW TXCT AGND 3.5L 2.7L 4 1 7 5 6 CODE AGND TXCT BLK WIRE BLU WIRE BRN WIRE CODE GND COMBINATION METER ASSEMBLY DOME FUSE ECM (LEFT REAR OF ENGINE COMPT) ECU-B FUSE EFII EFIO ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY CYLINDER LIGHT IND IMO INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) KEY COIL TRANSPONDER LEFT FRONT DOOR COURTESY LIGHT SWITCH (LEFT "B" PILLAR) LT BLU WIRE MGND MICRO COMPUTER PNK CTY IND WIRE PNK WIRE POWER SUPPLY CIRCUIT +B DOME RED WIRE SECURITY IND SIL TRANSPONDER KEY AMPLIFIER (LEFT SIDE OF DASH) TRANSPONDER KEY ECU ASSEMBLY (CENTER OF DASH) UN-LOCK WARNING SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

10 14 8 9 CODE 17 9 CUTB CANH CANL CODE 35 34 EFIO EFII 40 29 10 11 IMI IMO CANH CANL AGND TXCT BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF DASH) COMBINATION METER ASSEMBLY 15 13 COMPUTER DATA LINES SYSTEM ECM (LEFT REAR OF ENGINE COMPT) ENGINE SWITCH GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ECU-B ENGINE COMPT) FUSE HOT IN ON OR START IND INDS INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) KEY COIL TRANSPONDER MAIN BODY ECU MGND CANL CANH 7 29 30 MICRO COMPUTER PNK WIRE POWER SUPPLY CIRCUIT +B DOME SECURITY IND RED WIRE VIO WIRE WHT WIRE WHT/BLK WIRE

18 19 PNK WIRE A/F FUSE A/F HTR RELAY ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) ANTI-THEFT SYSTEM ASSEMBLY BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE C/OPN RELAY CAMSHAFT TIMING OIL CONTROL VALVE (BANK 1 EXHAUST SIDE) (TOP FRONT OF ENGINE) CAMSHAFT TIMING OIL CONTROL VALVE (BANK 1 INTAKE SIDE) (TOP FRONT OF ENGINE) CANL MREL TC FC COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM EC RFL MPMP ECM (LEFT REAR OF ENGINE COMPT) ECT FUSE EFI 1 FUSE EFI MAIN RELAY ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE EFI 2 FUSE GAUGE GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES IGSW STP IMO IMI INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LT GRN WIRE LT GRN/RED WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSAXLE ASSEMBLY) PNK WIRE PNK/BLK WIRE PUMP RED WIRE RED/BLK WIRE RED/YEL WIRE SFTD SFTU SPD SFTU ST- CCS STARTING/CHARGING SYSTEM TACH TRANSMISSION CONTROL ECU ASSEMBLY (LEFT FRONT OF ENGINE COMPT) TRANSMISSION CONTROL SWITCH VIO WIRE VIO/GRN WIRE VPMP WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

18 19 PNK WIRE ACIS AICV ALT BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN (+) CANISTER PRESSURE SENSOR COMPUTER DATA ECM (LEFT REAR OF ENGINE COMPT) FUSE GAUGE 2 FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEAK DETECTION PUMP LINES SYSTEM LINES SYSTEM COMPUTER DATA LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MGND MTRB PBV PNK WIRE RED WIRE RED/BLK WIRE SGND SHIFT GAUGE 1 FUSE LOCK FUSE STARTING/ CHARGING SYSTEM STOP FUSE VCC VENT VALVE VGND VIO WIRE VLVB VOUT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE