🔧 Fuel Cap - Replacement

The fuel cap on your Explorer is a simple twist-on cap at the fuel filler neck. If the seal is cracked, the cap won’t tighten, or the check engine light came on with an EVAP leak code, replacing the cap is a quick fix.

Difficulty Level: Beginner | Estimated Time: 0.1-0.3 hours

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⚠️ Safety & Precautions

• Work outdoors or in a well-ventilated area. Fuel vapors are flammable.
• Do not smoke or use open flames near the fuel filler area.
• Make sure the engine is off and the vehicle is in Park.
• No battery disconnect is required.

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🔧 Required Tools

You'll need the following tools for this repair:

• No special tools required
• Safety glasses
• Nitrile gloves

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Fuel cap - Qty: 1

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📋 Before You Begin

• Park on level ground and turn the ignition off.
• Let the engine and exhaust cool if the vehicle was recently driven.
• Keep the old cap until you confirm the new one fits and seals correctly.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Open the fuel door

• Use your hand to open the fuel filler door on the side of the vehicle.
• If the cap has a tether, let it hang freely.

Step 2: Remove the old cap

• Turn the fuel cap counterclockwise by hand until it releases.
• Inspect the rubber seal on the cap and the filler neck for cracks, dirt, or damage.

Step 3: Install the new cap

• Align the new fuel cap with the threads on the filler neck.
• Use your hand to turn it clockwise until it clicks or stops firmly.
• Hand-tight only.

Step 4: Check the seal

• Gently tug on the cap to make sure it is locked in place.
• Close the fuel door.

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✅ After Repair

• Start the vehicle and make sure no fuel smell is present around the filler area.
• If the check engine light was on for an EVAP leak, drive normally for a few trips so the system can recheck itself.
• If the light stays on, the leak may be elsewhere in the EVAP system.

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💰 DIY vs Shop Cost

Shop Cost: $60-$120 (parts + labor)

DIY Cost: $15-$40 (parts only)

You Save: $45-$80 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.1-0.3 hours.

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🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.