Toyota Tacoma (2000-2004)

The first-generation Toyota Tacoma (Model codes: N140, N150, N160, N170, N190) received a facelift and was produced from 2000 to 2004. This generation solidified Tacoma’s reputation for reliability, durability, and off-road prowess. With refreshed styling, improved interior features, and a range of engine options, it became a top contender in the compact pickup market.

In this article, you will find fuse box diagrams for the Toyota Tacoma, covering model years 2000, 2001, 2002, 2003, and 2004. These diagrams provide essential information to help you identify the location and purpose of each fuse and relay.

What’s Included:

  • Fuse Box Diagrams – Clear visuals to pinpoint fuse and relay positions, including their ratings and functions.
  • Fuse Panel Locations – Instructions to help you locate the fuse panels inside the cabin and under the hood.
  • Fuse Assignments – Comprehensive list detailing what each fuse and relay controls, making diagnostics and maintenance easier.

Whether you’re addressing an electrical issue or simply performing routine maintenance, this guide will help keep your Toyota Tacoma (2000–2004) running reliably by ensuring its electrical system remains in top condition.

Overview

Passenger Compartment

Fuse box location

The fuse box is located on the driver’s side of the instrument panel, behind the cover.

The location of the fuses in the passenger compartment: Toyota Tacoma (2001-2004)

Fuse box diagram

Instrument panel fuse box diagram: Toyota Tacoma (2001, 2002, 2003, 2004)

Assignment of the fuses in the Passenger Compartment

NameAmpDesignation
1Not used
2ACC15Cigarette lighter, clock, power rearview mirrors, back-up lights, automatic transmission shift lock system, SRS airbag system, seat belt pretensioners, car audio system
3ECU-IG15Cruise control system, anti-lock brake system, automatic transmission shift lock system, SRS airbag system
4GAUGE10Day time running light system, back-up lights, cruise control system, rear differential lock system, electronically controlled automatic transmission system, starting system, charging system, air conditioning system
5ECU-B7.5SRS warning light, air conditioning system
6TURN10Turn signal lights, emergency flashers
7IGN7.5Gauges and meters, SRS airbag system, seat belt pretensioners, multiport fuel injection system/sequential multiport fuel injection system
8HORN.HAZ15Emergency flashers, horns
9WIPER20Windshield wipers and washer
10Not used
11STA7.5Clutch start cancel system, starting system
124WD20A.D.D. control system, four-wheel drive control system, rear differential lock system
13Not used
14STOP10Stop lights, high mounted stoplight, cruise control system, anti-lock brake system, multiport fuel injection system/sequential multiport fuel injection system
15POWER30Power windows, power seat

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Relay
R1Flasher
R2Power relay (power windows, power seat)

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Engine Compartment

Fuse box location

The location of the fuses in the engine compartment: Toyota Tacoma (2001-2004)

Fuse box diagram

Under-hood fuse box diagram: Toyota Tacoma (2001, 2002, 2003, 2004)

Assignment of the fuses and relay in the Engine Compartment

NameAmpDesignation
1DRL7.5Daytime running light system
2HEAD (RH)10Right-hand headlight
2HEAD (HI RH)10with DRL: Right-hand headlight (high beam), high beam indicator light
3HEAD (LH)10Left-hand headlight
3HEAD (HI LH)10with DRL: Left-hand headlight (high beam)
4HEAD (LO RH)10with DRL: Right-hand headlight (low beam)
5HEAD (LO LH)10with DRL: Left-hand headlight (low beam)
6TAIL10Tail lights, licence plate lights
7Not used
8A.C10Air conditioning system
9Not used
10Not used
11Not used
12Not used
13Not used
14ECTS15Multiport fuel injection system/sequential multiport fuel injection system
14FOG15Fog light
15DOME15Car audio system, interior light, clock, personal lights, door courtesy light, day time running light system, gauges and meters
16OBD7.5On-board diagnosis system
17EFI20Multiport fuel injection system/sequential multiport fuel injection system
18ALT-S7.5Charging system
19PWR OUTLET15Power outlet
20Not used
21Not used
22ABS60Anti-lock brake system, traction control system, “AUTO LSD” system, vehicle stability control system
23ALT120All components in “CAM1”, “HEATER”, “A.C”, “TAIL”, “ALT-S” and “PWR OUTLET” fuses
24HEATER50All components in “A.C” fuse
25AM140Starting system
26J/B50All components in “POWER”, “HORN-HAZ”, “STOP” and “ECU-B” fuses
27AM230Ignition system, multiport fuel injection system/sequential fuel injection system
28ABS230without vehicle stability control system: Anti – lock brake system, traction control system, “AUTO LSD” system, vehicle stability control system
28ABS250with vehicle stability control system: Anti-lock brake system, traction control system, “AUTO LSD” system, vehicle stability control system
Relay
R1Starter
R2Heater
R3Not used
R4Taillights
R5Not used
R6Power outlet
R7EFI relay
R8Headlight
R9Dimmer

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FAQ

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