Toyota Avalon (2004-2012)

The third-generation Toyota Avalon (model code XX30) was produced from 2004 to 2012. As Toyota’s flagship sedan in North America during this period, it offered a spacious interior, smooth ride quality, and a strong focus on luxury and reliability.

In this article, you will find fuse box diagrams for the Toyota Avalon, covering model years 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 and 2012. These diagrams provide essential information to help you identify and replace blown fuses and troubleshoot electrical issues.

What’s Included:

  • Fuse Box Diagrams – Visual layouts showing fuse and relay arrangements.
  • Fuse Panel Locations – Guidance on where to locate the fuse boxes in the vehicle.
  • Fuse Assignments – A breakdown of each fuse and relay’s function for easier diagnosis and repair.

Whether you’re replacing a fuse or resolving an electrical malfunction, this guide will assist you in maintaining your Toyota Avalon (2004–2012) effectively.

Overview

Passenger Compartment

Fuse box location

The fuse box is located under the instrument panel (on the driver’s side), under the cover.

The location of the fuses in the passenger compartment: Toyota Avalon (XX30; 2005-2012)

Fuse box diagram

Instrument panel fuse box diagram: Toyota Avalon (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012)

Assignment of the fuses in the Passenger Compartment

NameAmpCircuit
1RR DOOR252005-2009: Power window (for rear right passenger)
1RR DOOR202010-2012: Power window (for rear right passenger)
2RL DOOR252005-2009: Power window (for rear left passenger)
2RL DOOR202010-2012: Power window (for rear left passenger)
3FR DOOR252005-2009: Power window (front passenger), driving position memory system
3FR DOOR202010-2012: Power window (front passenger), driving position memory system
4FOG15Front fog lights
5OBD7.5On-board diagnosis system
6MPX-B7.5Multiplex communication system
7
8P/W252005-2009: Power widow, driving position memory system
8FL DOOR202010-2012: Power window, driving position memory system
9FUEL OPN7.5Fuel filler door opener
10AM17.5Multiport fuel injection system/sequential multiport fuel injection system, starting system, ignition system
11A/C7.5Air conditioning system
12S-HTR202008-2012: Air conditioning system
13DOOR NO.225Multiplex communication system
14S/ROOF30Electric moon roof
15TAIL10Parking lights, license plate lights, tail lights, front and rear side marker lights
16PANEL7.5Seat heaters, navigation system, emergency flasher, electronically controlled automatic transmission system, glove box light, instrument panel lights, power outlets
17ECU IG NO.17.52005-2006: Center display, shift lock control system, electric moon roof, multiplex communication system
17ECU IG NO.1102007-2012: Center display, shift lock control system, electric moon roof, multiplex communication system, tire pressure monitoring (warning) system
18ECU IG NO.27.5Anti-lock brake system, dynamic laser cruise control system, automatic headlight leveling system, vehicle stability control system, multiplex communication system
19HTR7.5Air conditioning system, instrument panel lights, electric cooling fan
20A/C COMP7.5Air conditioning system
21S-HTR202005-2007: Air conditioning system
22GAUGE NO.110Back-up lights, navigation system, emergency flashers
23WIP30Windshield wipers
24RR S/SHADE10Rear electric sunshade
25Not used
26IGN10Multiport fuel injection system/sequential multiport fuel injection system, engine immobilizer system, SRS airbag system, front passenger occupant classification system, smart key system, starter system
27GAUGE NO.27.5Gauges and meters, center display
28ECU-ACC7.5Power rear view mirrors, center display, shift lock system, multiplex communication system
29CIG15Cigarette lighter
30PWR OUTLET15Power outlet
31RADIO NO.27.5Audio system
32MIR HTR10Outside rear view mirror defoggers

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Instrument panel fuse box diagram: Toyota Avalon (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012)

NameAmpCircuit
1P/SEAT30Power seats
2POWER30Power windows
Relay
R1Fog Lights
R2Tail Lights
R3Accessory Relay (ACC)
R4Power Relay (PWR)
R5Ignition (IG1)

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Engine Compartment

Fuse box location

The fuse box is located in the engine compartment (left-side)

The location of the fuses in the engine compartment: Toyota Avalon (2005-2012)

Fuse box diagram

Under-hood fuse box diagram: Toyota Avalon (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012)

Assignment of the fuses and relay in the Engine Compartment

NameAmpCircuit
1EFI NO.210Multiport fuel injection system/sequential multiport fuel injection system
2STOP NO.27.5Stop lights, high mounted stoplight, vehicle stability control system, anti-lock brake system
3RADAR CC7.52005-2010: Vehicle stability control system
4HEAD RH LWR15Right-hand headlight (low beam)
5HEAD LH LWR15Left-hand headlight (low beam)
6STOP No.37.52008-2012: Electronic controlled transmission system, multiport fuel injection system/sequential multiport fuel injection system
7INJ15Multiport fuel injection system/sequential multiport fuel injection system
8
9STOP NO.115Multiplex communication system
10STR LOCK252005-2010: Steering lock system
10STR LOCK152011-2012: Steering lock system
11IMMOBI7.52005-2007: Engine immobilizer system, smart key system
11EFI No.37.52008-2012: Smart key system, electronic controlled transmission system
12AMP30Audio system
13
14Short Pin NO.1
15RAD NO.115Audio system, center display, navigation system
16ECU-B10Center display, multiplex communication system
17DOME7.5Gauges and meters, clock, front personal lights, door courtesy lights, garage door opener, rear personal lights, trunk light
18TURN/HAZ15Turn signal lights
19IG225Multiport fuel injection system/sequential multiport fuel injection system
20
21S-HORN7.5Horn
22WASHER20Windshield washer
23A/F25Air fuel ratio sensor
24HEAD RH UPR15Right-had headlight (high beam)
25HEAD LH UPR15Left-hand headlight (high beam)
26
27
28HORN10Horn
29Horns
30EFI NO.125Multiport fuel injection system/sequential multiport fuel injection system, fuel pump
31ETCS10Multiport fuel injection system/sequential multiport fuel injection system
32ALT-S7.5Charging system
33DOOR NO.125Multiplex communication system
34AM27.5Starter system
35ALT120Charging system, “RR DEF”, “ABS/VSC NO2.” “HEATER”, “ABS/VSC NO.1”, “RDI FAN”, “WASHER” and “S-HORN” fuses
35ALT140Charging system, “RR DEF”, “ABS/VSC NO2.” “HEATER”, “ABS/VSC NO.1”, “RDI FAN”, “WASHER” and “S-HORN” fuses
36
37MAIN40Headlights
38
39ST/AM230Starter system
40HEATER50Air conditioning system
41ABS/VSC NO.150Anti-lock brake system, vehicle stability control system
42RDI FAN50Electric cooling fan
43ABS/VSC NO.230Anti-lock brake system, vehicle stability control system
44RR DEF50Rear windshield defogger, outside rear view mirror defoggers
45
46
47
48
49
Relay
R1STStarter
R2MG CLTAir conditioner compressor clutch
R3IG2Ignition
R4BRKStop lights
R5RR DEFRear windshield defogger
R6ST CUTStarter
R7VSC NO.1Vehicle stability control
R8FAN NO.1Electric cooling fan
R9HEADHeadlight
R10VSC NO.2Vehicle stability control

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