Toyota Sienna XL20 Fuse Box Diagram (2004-2010) (2024)

30 August 2023 by Tom Smith

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.

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 (2004-2010) (2)

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.

Toyota Sienna XL20 Fuse Box Diagram (2004-2010) (3)

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

Toyota Sienna XL20 Fuse Box Diagram (2004-2010) (4)

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)

Toyota Sienna XL20 Fuse Box Diagram (2004-2010) (5)

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 Siennaare 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

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.

Toyota Sienna XL20 Fuse Box Diagram (2004-2010) (2024)

FAQs

Where is the fuse box on a 2004 Toyota Sienna van? ›

The interior fuse panels are typically located at the lower left of the dash. Sometimes they are near the driver's side kick panel (to the left of the pedals). Toyota usually has good information in the owner's manual about fuses and light bulbs.

Know More ›

How do you diagnose a bad fuse box? ›

6 Signs You Need to Upgrade Your Fuse Box

Flickering or dimming lights.
Slight shock or tingling sensation when touching appliances.
Constant burning smell.
Sparking or discolored power outlets.

What causes car fuse box to go bad? ›

In some cases, a blown fuse may just be the symptom of a bigger problem, many times fuses blow from age and usage, or drivers and passengers have overloaded the vehicle's accessories. Additionally, fuses blow from using the incorrect amperage than what is recommended or is of poor quality.

Learn More ›

Where is the inside fuse box located? ›

Usually, you will find two fuse boxes in the car. One is located under the hood and the other is found in the dashboard or near the steering wheel.

How do I know which fuse is blown in my fuse box? ›

Remove the fuse from its holder. In some cases you may need a small screwdriver to unscrew the fuse holder cap. Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced.

How do you know when you need a new fuse box? ›

Your current fuse box is getting old – If your lights keep flickering or your sockets do not seem to be working as well as they should, then this is a sure sign that your fuse box is beginning to deteriorate. This often starts when the fuse box is over ten years old.

Read The Full Story ›

How to tell if a relay is bad? ›

Listen for an audible click as the electromagnetic coil activates and the internal switch closes. Switch your multimeter to continuity mode, listen for the audible beep, and test for continuity between the switch pins. If there's no beep, it means the switch pins are stuck open and your relay is faulty.

How do I know where my fuse box is? ›

Fuse boxes are commonly found in utility rooms, porches or under-the-stairs cupboards. You may also have one in your hallway or garage. Wherever your fuse board is located, you must have easy access to it. Make sure you keep the area surrounding your fuse box clear from clutter.

Learn More ›

Where is the instrument panel fuse box? ›

You can usually find the fuse box under the hood or in the cabin of your car. Once you've found it, look at the fuse diagram and see which fuses are labeled Instrument Panel or Dashboard. Once you know which one is blown, replace it with one that has a similar amperage rating.

Where is the engine compartment fuse box? ›

Engine fuse boxes are typically situated near the battery. In this vehicle, the battery is on the driver's side, and there is a fuse box right above it with a black plastic cover to protect the fuses. On the passenger side, there is also a battery, and the fuse box is located nearby.