GROUND DISTRIBUTION – Toyota Sienna SE 2012 – SYSTEM WIRING DIAGRAMS

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (1 of 6) for Toyota Sienna SE 2012:

81

• (2012) rear power point socket assembly
• (2013)
• (if equipped) ptc htr relay 1
• (if equipped) ptc htr relay 2
• (if equipped) ptc htr relay 3
• (left side of engine compt)
• (left side of engine compt) engine room r/b
• (w/ ptc heater) quick heater assembly
• (w/ smart key system) ig2 relay
• (w/o ptc heater) diode (mgclt relay)
• 2.7l
• A/f htr relay
• A1 (left front of engine compt)
• A10
• A11
• A2 (left side of engine compt)
• A22
• A23
• A24
• A27
• A28
• A3 (right front of engine compt)
• A4 (right front of engine compt)
• A5 (2.7l) (right side of dash)
• A54
• A55
• B34
• B45
• B5 (2.7l) (rear of engine)
• B6 (2.7l) (front of engine)
• Ba1
• Brake actuator assembly
• Brake fluid level warning switch (brake master cylinder reservoir assembly)
• Brake pedal load sensing switch
• C22
• Canister pump module
• Cooling fan ecu
• Door control receiver
• Drl relay
• Ecm
• Efi main relay
• Engine hood courtesy switch
• Engine room j/b
• Engine room r/b
• Except hid type
• Fan relay
• Front wiper deicer (windshield glass)
• Headlight swivel ecu assembly
• Hid type
• If equipped
• Ignition coil assembly 1
• Ignition coil assembly 2
• Ignition coil assembly 3
• Ignition coil assembly 4
• Integration relay
• Inv relay
• J/c a49
• J/c l49
• Ka2
• L3 (right "d" pillar)
• L4 (right "d" pillar)
• Left blind spot monitor assembly
• Left fog light assembly
• Left headlight assembly
• Level warning switch assembly
• Rear blower control motor
• Rear blower w/ fan motor sub-assembly
• Rear cross traffic alert buzzer shield
• Rear power point socket assembly
• Right blind spot monitor assembly
• Right curtain shield air bag assembly shield
• Right fog light assembly
• Right headlight assembly
• St relay
• Stop light control relay assembly
• Transmission control ecu assembly
• W/ automatic high beam system
• W/ pulley compressor assembly
• Windshield wiper motor assembly
• Wireless door lock buzzer
• Gk2

Ground Distribution Wiring Diagram (2 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (2 of 6) for Toyota Sienna SE 2012:

55

• (left side of dash) instrument panel j/b
• (w/ memory) left outer mirror control ecu assembly
• A47
• Ad4
• Air bag sensor assembly
• Air fuel ratio sensor (bank 1 sensor 1) shield
• Air fuel ratio sensor (bank 2 sensor 1) shield
• B1 (3.5l) (rear of engine)
• B3 (3.5l) (top of engine)
• B4 (2.7l) (rear of engine)
• B45
• Ba1
• Ba2
• Canister pump module
• Combination meter assembly
• Crank position sensor shield
• Cruise control main switch
• D1 (left kick panel)
• D21
• D32
• D40
• Dlc 3
• Driving support ecu assembly
• Ecm
• H1 (left "b" pillar)
• Hd1
• Ignition coil assembly 1
• Ignition coil assembly 2
• Ignition coil assembly 3
• Ignition coil assembly 4
• Ignition coil assembly 5
• Ignition coil assembly 6
• J/c a51 (left side of engine compt)
• J/c d99 (left side of dash)
• Ka2
• Knock control sensor (bank 1 & 2) shields
• Knock control sensor (bank 1) shield
• Left front door outside handle assembly
• Left front door w/ motor lock assembly
• Left front power window regulator motor assembly
• Left outer rear view mirror assembly
• Main body ecu
• Millimeter wave radar sensor assembly
• Nca
• Oxygen sensor (bank 1 sensor 2) shield
• Oxygen sensor (bank 2 sensor 2) shield
• Power window regulator master switch assembly
• Spiral cable sub- assembly (left side of dash)
• Steering pad switch assembly
• To ground d2 (diagram 3 of 6)
• Transmission control ecu assembly
• Turn signal flasher assembly
• W/o memory
• Gk2
• Ph1

Ground Distribution Wiring Diagram (3 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (3 of 6) for Toyota Sienna SE 2012:

51

• (w/ memory) outer mirror switch assembly
• (w/o memory) outer mirror switch assembly
• (w/o smart key system) transponder key ecu assembly
• A/c control assembly 2
• Acc relay
• Air bag sensor assembly
• Back sonar or clearance sonar switch assembly
• Bk d/l relay
• D d/ul relay
• D/l relay
• D/ul relay
• D14
• D2 (left side of engine compt)
• D25
• D40
• Dlc 3
• Dt1
• From ground d1 (diagram 2 of 6)
• Ig1 1 relay
• Ig1 2 relay
• Ig1 3 relay
• Ig1 4 relay
• Inner rear view mirror assembly
• Instrument panel j/b (left side of dash)
• J/c d95 (left side of dash)
• J/c t15 (right side of vehicle chassis)
• J/c t17 (right side of vehicle chassis)
• Left interior light assembly 1 (room light assembly 2)
• Left interior light assembly 2 (room light assembly 2)
• Left vanity light assembly
• Main body ecu
• P/point relay
• P/w main relay
• Power quarter window switch
• Power slide door main switch
• Pre-collision system cancel switch assembly
• Right interior light assembly 1 (room light assembly 2)
• Right interior light assembly 2 (room light assembly 2)
• Right vanity light assembly
• Roof console box assembly
• Room light assembly 1
• Sliding roof drive gear assembly
• Tire pressure warning reset switch
• Tv1
• Vsc off switch
• Vj1
• W/ power back door, sliding roof & power slide door
• W/ rear sliding roof
• W/o power back door, sliding roof & power slide door
• W/o rear sliding roof
• Windshield wiper switch assembly

Ground Distribution Wiring Diagram (4 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (4 of 6) for Toyota Sienna SE 2012:

82

• (w/ memory) right outer mirror control ecu assembly
• (w/ navigation)
• (w/o navigation) radio receiver assembly
• 10 speakers
• 4 & 6 speakers
• 6 speakers
• A/c amplifier assembly
• A/c control assembly
• Accessory meter assembly
• Blower w/ fan motor sub-assembly
• Center power point socket assembly
• Certification ecu assembly
• Clearance warning ecu assembly
• Clock assembly
• Combination meter assembly
• D110
• D133
• D134
• D3 (right kick panel)
• D36
• D4 (right side of dash)
• D5 (under center console)
• D52
• D57
• D6 (center of dash)
• D7 (center of dash)
• D74
• D75
• D84
• D86
• D88
• D89
• Dcm (telematics transceiver)
• Disc player assembly
• Dl3
• Dl4
• Drive monitor switch
• De1
• Ecu
• Engine switch
• Front power point socket assembly
• G1 (right kick panel)
• Gd1
• Hazard warning signal switch assembly
• Headlight dimmer switch assembly
• J/c d104 (center of dash)
• J/c d105 (center of dash)
• J/c d106 (right side of dash)
• J/c d96 (left side of dash)
• Junction connector
• Key inter lock solenoid
• Left seat heater switch
• Lx1
• Navigation receiver assembly
• Network gateway ecu
• Occupant detection ecu
• Parking assist ecu
• Power management control
• Power steering ecu assembly
• Right front door control switch
• Right front door outside handle assembly
• Right front door w/ motor lock assembly
• Right front power window regulator motor assembly
• Right front power window regulator switch assembly
• Right outer rear view mirror assembly
• Right seat heater switch
• Right side air bag sensor assembly shield
• Seat belt control ecu
• Shift lock control ecu sub- assembly
• Steering lock actuator assembly
• Steering sensor
• Television display assembly
• Tire pressure warning ecu
• Transmission control switch
• Ud1
• Un-lock warning switch assembly
• W/ smart key system
• W/ stereo component amplifier
• W/o memory
• W/o smart key system
• Windshield wiper relay assembly
• Og1

Ground Distribution Wiring Diagram (5 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (5 of 6) for Toyota Sienna SE 2012:

55

• (if equipped) yawrate sensor assembly
• 10 speakers
• 6 & 10 speakers
• Access seat cylinder assembly (up-down motor)
• B2 (3.5l) (rear of engine)
• Ecm
• Il3
• J/c l39 (right rear luggage compt)
• J/c l40 & x9 (right front seat assembly)
• L1 (under center console)
• L2 (right "c" pillar)
• L20
• L32
• L33
• L34
• L40
• Limit switch assembly (front-rear slide origin point switch)
• Limit switch assembly (outward side origin point switch)
• Limit switch assembly (reclining origin point switch)
• Limit switch assembly (swivel origin point switch)
• Limit switch assembly (upper end switch)
• Lq1
• Position control ecu assembly
• Power lift motor relay (lower relay)
• Power lift motor relay (raise relay)
• Power seat motor assembly (front-rear slide motor)
• Power seat motor assembly (outward slide motor)
• Power seat motor assembly (swivel motor)
• Power seat switch assembly (front-rear slide switch)
• Power seat switch assembly (reclining switch)
• Power seat switch assembly 2 (front-rear slide switch)
• Power seat switch assembly 2 (ingress & egress switch)
• Power seat switch assembly 2 (reclining switch)
• Q1 (base of rear seat 1)
• Q11
• Q14
• Q17
• Qr1
• R1 (rear seat 1)
• Rear seat 3 point type belt assembly
• Rear seat w/ adjuster frame assembly
• Right door control relay
• Right front power seat switch
• Right power slide door control switch 1
• Right power slide door lock assembly
• Right rear combination light assembly
• Right rear power window regulator motor assembly
• Right rear power window regulator switch assembly
• Right seat heater control sub-assembly
• Right slide door full open stop lock assembly
• Right slide door handle assembly
• Stereo component amplifier assembly
• Voltage inverter assembly
• W/ smart key system
• W/o smart key system

Ground Distribution Wiring Diagram (6 of 6) for Toyota Sienna SE 2012

List of elements for Ground Distribution Wiring Diagram (6 of 6) for Toyota Sienna SE 2012:

56

• (w/ memory) left front seat inner belt assembly
• (w/ power back door) back door lock assembly (power back door)
• (w/o memory) left front power seat switch
• (w/o power back door) back door lock assembly
• Awd ecu assembly
• Back door opener switch assembly
• Center stop light assembly
• Door control switch assembly (power back door)
• Fuel pump
• J/c k29 (rear of vehicle chassis)
• J/c w19 (power back door assembly)
• J/c y7 (left front seat assembly)
• Jk3
• K1 (under left front seat)
• K18
• K19
• K2 (left "c" pillar)
• K3 (left "d" pillar)
• K4 (left "d" pillar)
• Ky1
• Left door control relay
• Left fold seat control ecu
• Left folding motor
• Left license plate light assembly
• Left position control ecu & switch assembly
• Left power slide door control switch 1
• Left power slide door lock assembly
• Left rear combination light assembly
• Left rear light assembly
• Left rear power window regulator motor assembly
• Left rear power window regulator switch assembly
• Left seat heater control sub-assembly
• Left slide door full open stop lock assembly
• Left slide door handle assembly
• Power back door unit assembly
• Power back door warning buzzer
• Rear window defogger (back door glass)
• Rear wiper motor & bracket assembly
• Right fold seat control ecu
• Right folding motor
• Right license plate light assembly
• Right rear light assembly
• Seat control receiver
• W/ memory
• W/ seat heater
• W/ smart key system
• W/o memory
• W/o seat heater
• W/o smart key system
• W1 (rear tailgate)
• W18
• Wk1
• Ak1
• Bk1
• Gk1
• Mw1