🔧 Accord - Fuel Pump Replacement

On your Accord, the fuel pump sits inside the fuel tank as part of an in-tank module. Replacement is usually done from inside the car under the rear seat access cover, so you don’t need to drop the fuel tank.

Difficulty Level: Intermediate | Estimated Time: 1.5–3.0 hours

Quick questions (so I guide you correctly):

• Are you replacing the entire fuel pump module (recommended), or the pump motor only inside the module?
• Do you already have a new tank/module seal (O-ring/gasket) to install?

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⚠️ Safety & Precautions

• 🔥 Gas fumes ignite easily: work outside or in a very well-ventilated area; no smoking, no flames, no hot work lights.
• 🧯 Keep a Class B fire extinguisher nearby.
• ⚡ Disconnect the negative (-) battery terminal before opening the fuel system.
• ⛽ Relieve fuel pressure before disconnecting lines to avoid fuel spray.
• 🧤 Wear nitrile gloves and safety glasses; fuel is hard on skin and eyes.
• 🧼 Clean around the access opening first so dirt doesn’t fall into the tank.

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🔧 Required Tools

You'll need the following tools for this repair:

• 10mm socket
• 1/4" ratchet
• 3" extension (1/4")
• Phillips screwdriver #2
• Trim removal tool (plastic pry tool)
• Needle-nose pliers
• Brass punch (specialty)
• Small hammer
• Shop towels
• Catch pan
• Marker pen
• Vacuum or compressed air blow gun
• Safety glasses
• Nitrile gloves

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Fuel pump module assembly - Qty: 1
• Fuel pump module seal (tank O-ring/gasket) - Qty: 1
• Fuel strainer (sock filter) - Qty: 1

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📋 Before You Begin

• Park on level ground and remove the key.
• Open the fuel door and loosen the gas cap to reduce tank vapor pressure.
• Relieve fuel pressure:
  • Open the under-hood fuse/relay box and use the diagram on the cover to find the Fuel Pump / PGM-FI fuse or relay.
  • Remove that fuse/relay with needle-nose pliers, then start the engine and let it run until it stalls.
  • Crank for 2–3 seconds to finish relieving pressure, then turn the key OFF.
• Disconnect the battery:
  • Use a 10mm socket to disconnect the negative (-) battery terminal and set it aside so it can’t spring back.
• Work with a low fuel level if possible.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Access the fuel pump service opening

• Move both front seats forward for room.
• Remove the rear seat bottom cushion:
  • Use a trim removal tool (plastic pry tool) to pop the cushion clips (pull up at the front edge).
  • Lift the cushion out and set it aside.
• Locate the fuel pump access cover on the floor panel.
• Use a Phillips screwdriver #2 or 10mm socket (varies by fastener style) to remove the access cover fasteners, then remove the cover.

Step 2: Clean the area (prevents tank contamination)

• Use a vacuum or compressed air blow gun to remove dust and debris around the top of the pump module.
• Wipe the area with shop towels.
• Any dirt that falls in can clog the new pump.

Step 3: Disconnect the electrical connector and fuel line

• Unplug the module electrical connector by pressing the lock tab and pulling straight off.
• Place a catch pan and shop towels under the fuel line connection.
• Disconnect the quick-connect fuel line:
  • A quick-connect is a push-on fitting with plastic lock tabs.
  • Use your fingers or needle-nose pliers to release the tabs, then pull the line straight off.
  • Catch any drips with the towels/pan.

Step 4: Mark orientation for correct reassembly

• Use a marker pen to make a small alignment mark from the tank to the pump module top.
• This helps ensure the new module sits the same way so hoses and wiring route correctly.

Step 5: Remove the pump module lock ring

• Identify the large retaining lock ring (the round ring that clamps the module to the tank opening).
• Use a brass punch (specialty) and small hammer to tap the lock ring counterclockwise until it releases.
• Lift the lock ring off and set it aside.
• Brass helps reduce spark risk.

Step 6: Remove the fuel pump module

• Carefully lift the module upward; tilt it as needed to guide the float arm out (the float is for the fuel gauge).
• Let excess fuel drain into the tank opening, then move the module to the catch pan.
• Remove and discard the old tank/module seal (O-ring/gasket) from the tank opening.

Step 7: Install the new seal and module

• Install the new tank/module seal (O-ring/gasket) in the tank groove/opening.
• Lower the new fuel pump module into the tank:
  • Guide the float arm in gently so it doesn’t bend.
  • Align it to your marker line.

Step 8: Reinstall the lock ring

• Place the lock ring back on.
• Use the brass punch (specialty) and small hammer to tap the ring clockwise until it is fully seated and locked.
• Confirm the module flange is evenly clamped all the way around.

Step 9: Reconnect fuel line and electrical

• Push the fuel line back on until you feel/hear it click.
• Gently tug the line to confirm it’s locked.
• Plug the electrical connector back in until it clicks.

Step 10: Reinstall the access cover and rear seat

• Reinstall the access cover using the Phillips screwdriver #2 or 10mm socket (whichever your fasteners use).
• Reinstall the rear seat cushion and press down firmly to snap the front clips back in.

Step 11: Restore power and prime the fuel system

• Reconnect the negative battery terminal using a 10mm socket.
• Reinstall the Fuel Pump / PGM-FI fuse/relay you removed using needle-nose pliers.
• Prime the system:
  • Turn key to ON (not start) for 2–3 seconds, then OFF.
  • Repeat 3–4 times to build pressure before starting.

Step 12 (If replacing pump motor only): Open the module and transfer parts

• Only do this if your replacement is the pump motor (not the full module).
• Use a Phillips screwdriver #2 and needle-nose pliers to open the module housing (clip/screw style varies by module).
• Transfer the pump motor and fuel strainer (sock filter) exactly as removed.
• Reassemble the module fully before reinstalling it into the tank (Steps 7–11).
• Pump-only swaps vary by module design.

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✅ After Repair

• Start the engine and let it idle for 1–2 minutes.
• Check carefully for fuel smell or dampness at the access opening (leaks).
• If it cranks longer than normal on the first start, shut it off and re-prime (key ON/OFF) a few more times.
• Take a short test drive, then re-check for any fuel odor.

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💰 DIY vs Shop Cost

Shop Cost: $650–$1,200 (parts + labor)

DIY Cost: $180–$450 (parts only)

You Save: $470–$750 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.5–3.0 hours.

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🎯 Ready to get started?

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