Toyota Sienna 3rd generation was produced in 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 with the marking L30. During this time, the model was updated 2 times. In this post you will find a description of the fuses and relays of the Toyota Sienna 3 with block diagrams and their locations. Let’s highlight the cigarette lighter fuse.

Block in the cabin

In the passenger compartment, the main fuse box is located under the instrument panel on the driver’s side.

115A P/OUTLET – Sockets
27.5A RAD NO.2 – Audio system, navigation system, rear seat entertainment system
310A ECU-ACC – Main Body ECU, Clock, Shift Lock System, Electric Rearview Mirror Control, Multiplex Communication System
415A CIG – Cigarette Lighter
510A GAUGE NO.1 – Hazard warning lights, strobe lights, navigation system, multi-information display, automatic transmission, multiport fuel injection system/sequential multiport fuel injection system, charging system
610A ECU-IG NO.1 – Multiplex communication system, brake lights, navigation system, vehicle stability control system, Active Torque Control 4WD system, intuitive parking assistant, automatic anti-glare inside rearview mirror, pre-crash seat belt, outside rearview mirror, heated seats, TPMS, yaw rate and acceleration sensor, steering wheel angle sensor, automatic entry seat, main body ECU
720A P/W RL – Rear Window Lifter (Left)
815A D/L – Electric door locking system
930A P/SEAT FR – Front seat with electric adjustment (right)
1030A S/ROOF – Moon Roof
1120A P/W RR – Rear Window Regulator (Right)
1220A P/W FR – Front Electric Windows (Right)
1330A P/SEAT FL – Front seat with electric adjustment (left), driver position memory system
1410A STOP – Brake lights, ABS, Vehicle Stability Control, Rear Combination Light, High Mounted Stop Light, Automatic Transmission, Shift Lock System, Multiplex Communication System, Power Third Seat Switch, Multiport Fuel Injection System/Sequential Multiport Fuel Injection System, Trailer Lights (Stop Lights)
1520A P/W FL – Front Power Windows (Left Side)
1625A PSD LH – Electric Sliding Door (Left)
177.5A 4WD – Active Torque Control 4WD
1810A AM1 – Starting System
197.5A GAUGE NO.2 – Pressure gauges and meters, multi-information display
207.5A IG2 – Automatic transmission, multiport fuel injection system/sequential multiport fuel injection system, SRS airbag system, front occupant classification system, steering lock system, intelligent key system, starting system, fuel pump
2110A PANEL – Air conditioning system, navigation system, front passenger seat belt reminder lamp, audio system, steering column switch, intuitive parking assist system switch, personal/interior light master switch, shift lever light, headlight lever switch, power door lock master switch, clock, quarter power window switch, heated seat switch, hazard warning lights, rear window defogger switch, vehicle stability control switch, console light, power slide switch
2210A TAIL – Tail lights, trailer lights (rear lights), number plate light, rear combination lights
237.5A WIP ECU – Windscreen Wiper & Rear Wiper
2415A P/VENT – Electric windows
2510A AFS – Automatic High Beam
2630A WIP – Windscreen Wiper
2720A WASHER – Windshield washer
2820A WIP RR – Rear Window Wiper
2915A WASHER RR – Rear window washer
3010A HTR-IG – Air Conditioner
317.5A SHIFT LOCK – Shift lock system, multipoint fuel injection system / sequential multipoint fuel injection system
3210A ECU-IG NO.2 – Pre-Collision Assist, Pre-Collision Seat Belt, Dynamic Radar Cruise Control, Electric Power Steering, Rain-Sensing Sensors, Windshield Wipers, Driving Position Memory System, Electric Sliding Door, Electric Third Seat, Electric Tailgate, Multiplex Communication System
3325A PSD RH – Electric Sliding Door (Right)
347.5A OBD – On-Board Diagnostics
3515A S-HTR FL – Seat heating (left)
3615A S-HTR FR – Seat heating (right)

The fuse number 4, designated as CIG, is responsible for the operation of the cigarette lighter, and the fuse number 1, designated as P/OUTLET, is responsible for the additional sockets, both 15A.

Block under the hood

Under the hood, the main fuse and relay box is located on the left side, next to the battery.

17.5A H-LP LVL – Headlamp Leveling System (only vehicles with HID headlamps)
27.5A DSS1 – PCS (Pre-collision system), dynamic radar cruise control system
37.5A ST NO.2 – Starting system, distributed fuel injection system / sequential distributed fuel injection system
420A H-LP LH – Left headlight (low beam) (only vehicles with gas discharge headlights)
520A H-LP RH – Right headlight (low beam) (only vehicles with gas discharge headlights)
67.5A ECT – Multi-point fuel injection system / sequential multi-point fuel injection system, automatic transmission
710A EFI NO.2 – Multi-port fuel injection system / sequential multi-port fuel injection system
810A H-LP RH HI – Right headlight (high beam)
910A H-LP LH HI – Left headlight (high beam)
1010A Spare Fuse
1115A Spare Fuse
1220A Spare Fuse
137.5A MG CLT – Air Conditioner Magnetic Clutch
1420A INV – Inverter
1550A PTC HTR NO.1 – PTC Heater (1AR-FE Motor Only)
1630A PTC HTR NO.2 – PTC Heater (1AR-FE Motor Only)
1730A PTC HTR NO.3 – PTC Heater (1AR-FE Motor Only)
1840A A/C RR – Rear Compartment Air Conditioning System
1930A PBD – Power Tailgate
2030A FOLD SEAT – Third seat with electric drive (2GR-FE engine only)
2150A HTR – Air conditioning
2230A PSB – Pre-Crash Seat Belt (2GR-FE Engine Only)
2330A A/A SEAT – SEAT WITH AUTOMATIC ACCESS
2460A FAN – Electric cooling fans
2515A HAZ – Direction indicators, sensors and meters
2615A RSE – Rear Seat Entertainment System
2710A MIRROR – Control of outside rearview mirrors, outside rearview mirror heaters (only 2GR-FE engine)
2830A AMP – Audio system
2930A VSC NO.2 – Integrated Vehicle Dynamics Control, ABS, Vehicle Stability Control
3030A ST – Starting System
3140A P/I – Horn, Alarm, Left Headlight (Low Beam), Right Headlight (Low Beam)
3240A H-LP MAIN – Gas discharge headlight (only vehicles with gas discharge headlights)
3230A SPARE – Spare fuse (only vehicles without HID headlights)
3330A AM2 – Fuses “ST #2”, “SENSOR #2” and “IG2” (vehicles without electronic key system only)
3450A VSC NO.1 – Integrated Vehicle Dynamics Control, ABS, Vehicle Stability Control
35140A ALT – Charging system, horn, alarm, left headlight (low beam), right headlight (low beam), fog light, outside rearview mirror heaters, rear window heaters, windscreen wiper heater
3615A RAD NO.1 – Audio system
377.5A DOME – Vanity Light, Personal/Interior Light, Personal Light, Engine Shift Light, Rear Dome Lights, Door Lights, Cargo Light, Gauges & Meters, Clock
3810A ECU-B – Main body ECU, Smart key system, Wireless remote control, Power tailgate, Power sliding door, Rear view monitor, Multi information display, Power window, Outside rearview mirror control, Steering wheel angle sensor, Automatic anti-glare inside rearview mirror, AUTO ACCESS SEAT remote control, Front passenger classification system
3910A ETCS – Multi-port injection system / sequential multi-port fuel injection system
4020A A/F – Multi-port fuel injection system / sequential multi-port fuel injection system
4120A STRG LOCK – Steering lock system (only vehicles with smart key system)
427.5A ALT-S – Charging System
4325A INJ – Multiport fuel injection system/sequential multiport fuel injection system, fuses “IG NO.2” and “IG2”
447.5A ECU-B NO.2 – Air Conditioner
457.5A AM2 NO.2 – Multiplex communication system, starting system (only cars with smart key system)
4625A EFI NO.1 – Multiport fuel injection system / sequential multiport fuel injection system, fuses “ECT” and “EFI NO.2”
475A SMART – Smart key system (only for vehicles with smart key system)
4830A DRL – Daytime Running Light System, fuses “HLP LH (HI)” and “H-LP RH (HI)”
4960A EPS – Electric Power Steering