Toyota 4Runner (2003) – fuse box diagram

Toyota 4Runner (2003) – fuse box diagram

Year of production: 2003

Engine compartment

Toyota 4Runner - wiring diagram - fuse box diagram - engine compartment
Toyota 4Runner – wiring diagram – fuse box diagram – engine compartment

Instrument panel

Toyota 4Runner - wiring diagram - fuse box diagram - instrument panel
Toyota 4Runner – wiring diagram – fuse box diagram – instrument panel

Fuse (type A)

Fuse Ampere rating [A] Functions
1 SPARE 10 Spare fuse
2 SPARE 15 Spare fuse
3 STOP 10 Stop/tail lights, high mounted stoplight, shift lock control system, anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system, rear height control air suspension, multiport fuel injection system/sequential multiport fuel injection system, trailer brake controller, trailer lights (tail lights)
4 AC115V INV 15 AC inverter
5 FR FOG 15 Front fog lights
6 OBD 7,5 On- board diagnosis system
7 HEAD (LO RH) 10 Right–hand headlight (low beam)
8 HEAD (LO LH) 10 Left–hand headlight (low beam)
9 HEAD (HI RH) 10 Right–hand headlight (high beam)
10 HEAD (HI LH) 10 Left–hand headlight (high beam)
11 EFI NO.2 10 Multiport fuel injection system/sequential multiport fuel injection system
12 HEATER NO.2 7,5 Air conditioning system
13 AIRSUS NO.2 10 Rear height control air suspension
14 SEAT HEATER 25 Seat heaters
15 DEFOG 30 Rear window defogger, multiport fuel injection system/sequential multiport fuel injection system
16 MIR HTR 10 Outside rear view mirror heater
17 DOME 10 Interior light, personal lights, wireless remote control system, door courtesy lights, rear seat audio system, gauge and meter, vanity lights, instrument panel lights, running board lights, multiplex communication system
18 RADIO NO.1 20 Audio system, navigation system
19 ECU–B 10 Anti–lock brake system, navigation system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system, air conditioning system, multiplex communication system, theft deterrent system
20 ALT-S 7,5 Charging system
21 HORN 10 Horns
22 A/F HEATER 15 No circuit
23 TRN–HAZ 15 Turn signal lights, emergency flashers
24 ETCS 10 Multiport fuel injection system/sequential multiport fuel injection system
25 EFI 25 Multiport fuel injection system/sequential multiport fuel injection system
26 DR/LCK 20 Power door lock system
27 TOWING 30 Towing converter
28 RADIO NO.2 20 Audio system
29 IGN 10 Multiport fuel injection system/sequential multiport fuel injection system, anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system, stop light, meter and gauge
30 SRS 10 SRS airbag system
31 GAUGE 7,5 Meter and gauge
32 STA NO.2 7,5 Multiport fuel injection system/sequential multiport fuel injection system
33 FR WIP–WSH 30 Windshield wipers and washer
34 4WD 20 Four–wheel drive control
system
35 D P/SEAT 30 Driver’s power seat
36 P P/SEAT 30 Front passenger’s power seat
37 PWR OUTLET 15 Power outlets
38 RR WSH 15 Rear window washer, multiplex communication system
39 ECU–IG 10 Shift lock control system, power windows, anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system, electric moon roof, multiplex communication system, theft deterrent system, rear height control air suspension
40 IG1 10 Anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system, air conditioning system, charging system, rear window defogger, back–up lights, turn signal lights, emergency flashers, seat heaters, AC inverter, instrument panel light control, auto anti–glare inside rear view mirror, SRS airbag system
41 STA 7,5 No circuit
42 SECU/HORN 10 Theft deterrent system
43 TAIL 10 Tail lights, license plate lights, parking lights, instrument panel light control, multiport fuel injection system/sequential multiport fuel injection system, instrument panel lights, meter and gauge, grove box light
44 ACC 7,5 Power outlets, outside rear view mirrors, audio system, navigation system, rear seat audio system, shift lock control system, instrument panel lights
45 CIG 10 No circuit

Fuses (type B)

Fuse Ampere rating [A] Functions
46 HEATER 50 Air conditioning system, all components in ”A.C” fuse
47 AIRSUS 50 Rear height control air suspension
48 AM1 50 All components in “ACC”, “CIG”, “IG1”, “ECU–IG”, “FR WIP–WSH”, “RR WIP”, “RR–WSH”, “4WD”, and “STA” fuses
49 TOWING BRK 30 Trailer brake controller
50 J/B 50 All components in “PWR OUTRET”, “D P/SEAT RH”, “P P/ SEAT”, “POWER”, “TAIL” and “SECU/ HORN” fuses
51 BATT CHG 30 Trailer sub battery
52 TOWING 40 Trailer lights (tail lights)
53 ABS MTR 40 Anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system
54 AM2 30 Starter system, “IGN”, “GAUGE”, “STA NO.2” and “SRS” fuses
55 ABS SOL 50 Anti–lock brake system, traction control system (two–wheel drive models), active traction control system (four–wheel drive models), vehicle skid control system
56 POWER 30 Power windows, electric moon roof

Fuses (type C)

Fuse Ampere rating [A] Functions
57 ALT 140 All components in “AM2”, “ALT–S”, “DR/LCK”, “TRN–HAZ”, “HORN”, “RADIO NO.2”, “EFI”, “TOWING”, “ABS MTR”, “ABS SOL” and “ETCS” fuses

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