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Toyota Avalon (2003 - 2004) Fuse Box Diagram

avatar Jonathan Yarden Feb 11, 2021 · 5 min. read

In this article you will find a description of fuses and relays Toyota, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2003, 2004

Engine compartment

Toyota Avalon Second Generation - fuse box - engine compartment

Toyota Avalon Second Generation - fuse box -engine compartment

Instrument panel

Toyota Avalon Second Generation - fuse box - instrument panel

Fuses (type A)

Fuse Ampere rating [A] Functions
1 HEAD RH UPR 10 No circuit
2 HEAD LH UPR 10 No circuit
3 HEAD RH LWR 15 Right-hand headlight (low beam)
4 HEAD LH LWR 15 Left−hand headlight (low beam)
5 ABS NO.4 5 Vehicle skid control system
6 DRL 7,5 Daytime running light system
7 SPARE 30 Spare fuse
8 SPARE 15 Spare fuse
9 SPARE 25 Spare fuse
10 SPARE 10 Spare fuse
11 ALT−S 5 Charging system
12 DCC 30 “DOME”, “ECU−B” and “RADIO” fuses
13 SECURITY 10 Theft−deterrent system
14 HAZ 15 Turn signal lights
15 A/F 25 Air/fuel sensor
16 DOOR NO.2 15 Power door lock system
17 HORN 10 Horn, theft−deterrent system
18 AM2 10 SRS airbag system, multiport fuel injection system/sequential multiport fuel injection system, starter system, charging system, air/fuel sensor, fuel pump
19 EFI NO.2 7,5 Multiport fuel injection system/sequential multiport fuel injection system, air flow meter, oxygen sensor, evaporative emission control system, throttle positioner control system, engine control system
20 ABS NO.3 25 Anti−lock brake system
21 ABS NO.2 25 Vehicle skid control system
22 EFI NO.1 15 Multiport fuel injection system/sequential multiport fuel injection system, fuel pump
23 IG2 15 Multiport fuel injection system/sequential multiport fuel injection system
24 HEAD LH UPR 10 Left−hand headlight (high beam), high beam indicator light
25 HEAD RH UPR 10 Right−hand headlight (high beam)
26 ECU−IG NO. 1 5 Electric cooling fans
27 ECU−B 7,5 Air conditioning system, theft deterrent system, power seats, meters, power windows (for driver and front passenger), multiplex communication system
28 TAIL 10 Parking lights, license plate lights, tail lights, rear side marker lights, rear light failure warning light, engine control system
29 SEAT HTR 20 Seat heaters
30 FR P/W 20 Power window (for front passenger)
31 GAUGE NO.1 10 Vehicle skid control system, rear window defogger, cruise control system, shift lock system, anti−lock brake system, auto anti− glare inside rear view mirror, automatic light control system, power seats, rear light failure warning light, automatic transmission indicator lights, power outlet, power window (for driver), brake system warning light, electric moon roof
32 HTR 10 Air conditioning system
33 FOG 15 Front fog lights
34 TURN 7,5 Turn signal lights
35 A/C 10 Air conditioning system
36 RADIO 15 Audio system, multi−information display
37 PANEL 5 Gauges and meters, audio system, cigarette lighter, air conditioning system, emergency flasher, electronically controlled automatic transmission system, power rear view mirrors, multi−information display, glove box light, instrument panel lights, instrument panel light control, power outlet
38 FL P/W 25 Power window (for driver)
39 PWR OUTLET NO.1 15 Power outlet (ACC)
40 ECU−ACC 5 Audio system, power rear view mirrors, multi−information display, shift lock system, multiplex communication system
41 SRS-ACC 10 SRS airbag system
42 MIR HTR 10 Outside rear view mirror defoggers, engine control system
43 PWR OUTLET NO.2 15 Power outlet (IG)
44 GAUGE NO.2 10 Back−up lights
45 OBD−II 7,5 On−board diagnosis system
46 STOP 15 Stop lights, high mounted stoplight, anti−lock brake system, shift lock system, cruise control system, vehicle skid control system, engine control system
47 DOME 7,5 Interior lights, front personal lights, door courtesy lights, ignition switch light, vanity lights, garage door opener, open door warning light, illuminated entry system, rear personal lights, automatic light control system, trunk light, wireless remote control system, multiplex communication system
48 OPNER 5 No circuit
49 RL P/W 20 Power window (for rear left passenger)
50 RR P/W 20 Power window (for rear right passenger)
51 WIP 25 Windshield wipers and washer
52 ECU−IG NO.2 10 Anti−lock brake system, cruise control system, multi−information display, theft deterrent system, vehicle skid control system, meters, multiplex communication system
53 CIG 15 Cigarette lighter
54 DOOR NO.1 25 Theft deterrent system, trunk opener, multiplex communication system
55 SUN ROOF 30 Electric moon roof


Fuses (type B)

Fuse Ampere rating [A] Functions
56 AM1 40 Multiport fuel injection system/sequential multiport fuel injection system
57 HTR 50 Air conditioning system
58 CDS 30 Electric cooling fans
59 RDI 30 Electric cooling fans
60 MAIN 40 Starter system
61 DEF 40 Rear window defogger, noise filter
62 PWR SEAT 30 Power seats


Fuses (type C)

Fuse Ampere rating [A] Functions
63 ABS 60 Anti−lock brake system, “ABS NO.4” fuse
64 ALT 120 “HTR”, “A/C”, “ABS NO.2”, “ABS NO.3”, “RDI”, “CDS”, “AM1”, “ABS” and “ABS NO.4” fuses

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market

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