Your Toyota Sienna XL20 has two fuse boxes located under the hood and inside the passenger cabin. The fuse boxes contain fuses that protect the electrical system of your vehicle. If a fuse blows, it will need to be replaced in order for the circuit to function properly.
In this blog post, I will provide you with the fuse box diagrams for your Toyota Sienna XL20. I will also explain the location of the fuse boxes and how to identify the different types of fuses. Finally, I will provide some tips on how to replace a fuse in your vehicle.
Table of Contents
Toyota Sienna XL20 Fuse Box Diagram (Engine Compartment)
The place to find it is within the left side of the engine compartment.
| Number | Name | Amp | Protected components |
|---|---|---|---|
| 1 | MAIN | 30 | Headlights, daytime running light system, “H-LP RL” and “H-LP LL” fuses |
| 2 | AM 2 | 30 | “INJ”, “IGN” and “GAUGE2” fuses |
| 3 | ETCS | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 4 | DRL | 20 | Daytime running light system, “H-LP RH” and “H-LP LH” fuses |
| 5 | DOOR NO.2 | 25 | Power door lock system |
| 6 | HORN | 10 | Horns |
| 7 | DOME | 10 | Personal/interior lights, vanity lights, door courtesy lights, luggage compartment light, engine switch light, multi-information display |
| 8 | RAD NO.1 | 20 | 2003-2006: Audio system, navigation system |
| 8 | RAD NO.1 | 15 | 2007-2010: Audio system |
| 9 | EFI NO.1 | 20 | Multiport fuel injection system/sequential multiport fuel injection system, “EFI NO.2” fuse |
| 10 | ALT-S | 7.5 | Charging system |
| 11 | HAZ | 15 | Turn signal lights, emergency flashers |
| 12 | ECU-B | 10 | Power sliding door, air conditioning system, power windows, multiplex communication system, meter and gauge, wireless remote control system |
| 13 | H-LP RL | 15 | Right-hand headlight (low beam) |
| 13 | H-LP RH | 15 | Right-hand headlight |
| 14 | H-LP LL | 15 | Left-hand headlight (low beam), front fog lights |
| 14 | H-LP LH | 15 | Left-hand headlight |
| 15 | RAD NO.3 | 30 | Audio system |
| 16 | EFI NO.2 | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 17 | A/F | 25 | A/F sensor |
| 18 | SPARE | 15 | Spare fuse |
| 19 | SPARE | 20 | Spare fuse |
| 20 | SPARE | 30 | Spare fuse |
| 21 | SPARE | 30 | Spare fuse |
| 22 | RR2 SEAT | 50 | Power third seat |
| 23 | HTR | 50 | Air conditioning system, “A/C” fuse |
| 24 | FAN | 50 | Electric cooling fans |
| 25 | PBD | 30 | Power back door |
| 26 | R-PSD | 30 | Right side power sliding door |
| 27 | L-PSD | 30 | Left side power sliding door |
| 28 | RR A/C | 40 | Rear air conditioning system |
| 29 | DEF | 40 | Rear window defogger, “MIR HTR” fuse |
| 30 | SPARE | 7.5 | Spare fuse |
| 31 | ALT | 140 | Charging system, “RR A/C”, “HTR”, “FAN”, “PBD”, “R-PSD”, “L-PSD” and “DEF” fuses |
| 32 | ABS1 | 50 | Anti-lock brake system, traction control system, vehicle stability control system |
| 33 | ABS2 | 30 | Anti-lock brake system, traction control system, vehicle stability control system |
| 34 | ST | 30 | Starting system |
| 35 | L-RR2 SEAT | 30 | Power third seat |
| 36 | R-RR2 SEAT | 30 | Power third seat |
| 37 | H-LP RH | 10 | Right-hand headlight |
| 37 | H-LP RL | 10 | Right-hand headlight (low beam) |
| 38 | H-LP LH | 10 | Left-hand headlight |
| 38 | H-LP LL | 10 | Left-hand headlight (low beam), front fog lights |
| 39 | RSE | 7.5 | Rear seat entertainment system |
| 40 | INJ | 10 | 2007-2010: Multiport fuel injection system/ sequential multiport fuel injection system |
| 41 | – | – | Short Pin |
| 42 | – | – | – |
| 43 | – | – | – |
| 44 | – | – | – |
| 45 | – | – | – |
| 46 | – | – | – |
| 47 | – | – | – |
| 48 | – | – | – |
| 49 | – | – | – |
| 50 | – | – | – |
| 51 | – | – | – |
| 52 | – | – | Short Pin |
| Relay | |||
| R1 | Stop lights (BRK) | ||
| R2 | Air fuel ratio sensor (A/F) | ||
| R3 | Circuit opening (C/OPN) | ||
| R4 | Headlight (HEAD) | ||
| R5 | EFI | ||
| R6 | Short Pin | ||
| R7 | Rear windshield defogger (DEFOG) | ||
| R8 | Horn | ||
| R9 | Vehicle stability control (VSC MTR) | ||
| R10 | Vehicle stability control (VSC FAIL) | ||
| R11 | Daytime running light (DRL NO.4) | ||
| R12 | Daytime running light (DRL NO.2) | ||
| R13 | Daytime running light (DRL NO.3) | ||
| R14 | Electric cooling fan (FAN) | ||
| R15 | Rear air conditioning system (RR A/C) | ||
| R16 | Heater (HTR) (manual A/C) Short Pin (automatic A/C) | ||
| R17 | Starter (ST) | ||
| R18 | Air conditioner compressor clutch (MG CLT) | ||
| R19 | – |
Toyota Sienna XL20 Fuse Box Diagram (Passenger Compartment)
The place where you’ll find the fuse box is beneath the dashboard, specifically on the left side. It’s tucked away behind a cover.
| Fuse Number | Name | Amp | Protected components |
|---|---|---|---|
| 1 | MIR HTR | 10 | Outside rear view mirror defoggers |
| 2 | RAD2 | 7.5 | Audio system, navigation system, rear seat entertainment system |
| 3 | PWR OUTLET | 15 | Power outlets |
| 4 | CIG | 15 | Cigarette lighter |
| 5 | ECU ACC | 7.5 | Shift lock control system, air conditioning system, power rear view mirror control |
| 6 | GAUGE2 | 7.5 | Meter and gauge |
| 7 | IGN | 7.5 | Multiport fuel injection system/ sequential multiport fuel injection system, SRS airbag system, multiplex communication system |
| 8 | INJ | 15 | 2003-2006: Multiport fuel injection system/ sequential multiport fuel injection system |
| 8 | IG2 | 7.5 | 2007-2010: Multiport fuel injection system/ sequential multiport fuel injection system |
| 9 | RR WIP | 15 | Rear window wiper |
| 10 | WIP | 30 | Windshield wiper and rear window wiper |
| 11 | GAUGE1 | 10 | Back-up lights, turn signal lights, emergency flashers |
| 12 | S-HTR | 15 | Seat heaters |
| 13 | WSH | 20 | Windshield washer and rear window washer |
| 14 | HTR | 10 | Air conditioning system |
| 15 | – | – | – |
| 16 | ECU-IG | 10 | Intuitive parking assist system, rear view monitor system, multiplex communication system, multiport fuel injection system/sequential multiport fuel injection system, antilock brake system, traction control system, vehicle stability control system, shift lock control system, dynAM1c laser cruise control system, seat heaters, power back door, moon roof, multi-information display, auto antiglare inside rear view mirror, power windows, power outlets (115 V), power third seat, driving position memory system |
| 17 | PANEL | 10 | Air conditioning system, seat heaters, audio system, navigation system, power sliding door, power back door, trip information display, rear window defogger, emergency flashers, instrument panel lights, steering switch lights |
| 18 | TAIL | 10 | Stop/tail lights, license plate lights, parking lights, side maker lights |
| 19 | S/ROOF | 25 | Moon roof |
| 20 | – | – | – |
| 21 | AC INV | 15 | Power outlets (115 V) |
| 22 | FR DEF | 15 | Windshield wiper de-icer |
| 23 | AM1 | 7.5 | Multiport fuel injection system/ sequential multiport fuel injection system, starter system |
| 24 | – | – | – |
| 25 | – | – | – |
| 26 | STOP | 10 | Stop/tail lights, high mounted stoplight, shift lock control system, antilock brake system, traction control system, vehicle stability control system, multiport fuel injection system/sequential multiport fuel injection system, multiplex communication system |
| 27 | P/W | 25 | Power windows, power rearview mirror |
| 28 | OBD | 7.5 | On-board diagnosis system |
| 29 | FOG | 15 | Front fog lights |
| 30 | – | – | – |
| 31 | – | – | – |
| 32 | P/VENT | 15 | Power quarter windows |
| Number | Name | Amp | Circuit |
|---|---|---|---|
| 1 | P/SEAT | 30 | Power seats |
| 2 | POWER | 30 | Power windows |
| Relay | |||
| R1 | Fog Lights | ||
| R2 | Tail Lights | ||
| R3 | Accessory Relay (ACC) | ||
| R4 | Power Relay (PWR) | ||
| R5 | Ignition (IG1) |
You can find the fuse box on the passenger’s side of the dashboard. To access it, open the glove box, remove the damper by sliding it off, and then gently push in on both sides of the glove box to detach the claws.
| Number | Name | Ampere rating [A] | Protected Components |
|---|---|---|---|
| 1 | ST | 7,5 | Multiport fuel injection system/sequential multiport fuel injection system |
| 2 | A/C | 7,5 | Manual air conditioning system |
| 3 | SFT | 5 | Shift lock control system |
Note: Cigar lighter (power outlet) fuses in the Toyota Sienna are the fuses #3 “PWR OUTLET” (Power outlets), #4 “CIG” (Cigarette lighter) and #21 “AC INV” (Power outlets 115V) in the Instrument panel fuse box.
Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.