Toyota Avalon (2003 – 2004) – fuse box diagram
Year of production: 2003, 2004
Engine compartment
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
