Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSNISSAN-DATSUN2003FRONTIER BASE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROL SYSTEMSENGINE CONTROLS - SELF-DIAGNOSTICSCONNECTOR IDENTIFICATIONFUSE BLOCK

2003 Nissan-Datsun Frontier Base, Standard

Fuse Block

2003 Nissan-Datsun Frontier Base, StandardSECTION Fuse Block

Fuse block is located under left side of instrument panel. See Fig 1 . To identify components on fuse block, see Fig 2 .

Fuse and fusible link box is located underhood. See Fig 3 . To identify components on fuse and fusible link box, see Fig 5 or Fig 6 .

Fig 1: Locating Fuse Block (Frontier Shown; Xterra Is Similar)

Courtesy of NISSAN MOTOR CO., U.S.A.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.