The second-generation Toyota Avalon (model code XX20) was produced from 1999 to 2004. Known for its comfortable ride, spacious cabin, and smooth V6 engine, it continued Toyota’s tradition of building reliable full-size sedans for the North American market.
In this article, you will find fuse box diagrams for the Toyota Avalon, covering model years 1999, 2000, 2001, 2002, 2003 and 2004. These diagrams help identify the fuse and relay configurations used to power various electrical components in the vehicle.
Fuse Panel Locations – Details on where the fuse boxes are situated within the vehicle.
Fuse Assignments – Descriptions of each fuse’s purpose, aiding in electrical troubleshooting and maintenance.
Whether you’re investigating a faulty accessory or simply replacing a blown fuse, this guide will help you maintain and service your Toyota Avalon (1999–2004) with confidence.
The fuse box is located in the instrument panel (on the driver’s side), behind the cover.
Fuse box diagram
Assignment of the fuses in the Passenger Compartment
№
Name
Ampere rating [A]
Functions
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
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
