1987 Honda Accord LXi: Fuel Pump Replacement Guide

Nov 16, 2025 by Alex Braham 51 views

Hey there, car enthusiasts! Today, we're diving deep into a crucial maintenance task for your classic ride: replacing the fuel pump in a 1987 Honda Accord LXi. If your trusty Accord is showing signs of fuel delivery issues, such as sputtering, stalling, or difficulty starting, a failing fuel pump might be the culprit. Don't worry; we'll walk you through the process step by step. So, grab your tools, and let's get started!

Understanding the Fuel Pump in Your 1987 Honda Accord LXi

Before we get our hands dirty, let's understand what the fuel pump does and why it's so important. In your 1987 Honda Accord LXi, the fuel pump is an electric pump. It's typically located inside the fuel tank. Its primary job is to deliver fuel from the tank to the engine at the correct pressure. Without a properly functioning fuel pump, your engine won't receive the fuel it needs to run efficiently, or at all.

Why do fuel pumps fail? Over time, fuel pumps can wear out due to several factors, including age, contamination from debris in the fuel tank, and running the fuel tank consistently low. When a fuel pump starts to fail, it can cause a variety of symptoms. Recognizing these signs early can save you from being stranded on the side of the road. Keep an eye out for issues like difficulty starting, especially when the engine is warm, a noticeable decrease in fuel efficiency, sputtering or hesitation during acceleration, and stalling, particularly under load or when climbing hills. If you experience any of these symptoms, it's time to consider replacing your fuel pump.

Now, when it comes to choosing a new fuel pump, quality matters. Opt for a reliable brand that is known for producing durable and efficient fuel pumps. Research different brands and read reviews to ensure you're getting a pump that will last. Consider the warranty offered by the manufacturer as well; a longer warranty can provide peace of mind and protection against premature failure. Purchasing a high-quality fuel pump might cost a bit more upfront, but it can save you money and headaches in the long run by reducing the likelihood of needing to replace it again soon.

Always remember to prioritize safety when working on your fuel system. Fuel is highly flammable, so take precautions to avoid sparks or open flames. Disconnect the negative battery cable before starting any work to prevent electrical shorts. Work in a well-ventilated area to avoid inhaling fuel vapors, and have a fire extinguisher nearby just in case. By taking these safety measures, you can minimize the risk of accidents and ensure a safe and successful fuel pump replacement.

Tools and Materials You'll Need

Before you begin, gather all the necessary tools and materials. Having everything on hand will make the job smoother and faster. Here’s a list of what you’ll need:

New fuel pump (make sure it's the correct one for your 1987 Accord LXi)
Fuel filter (it's a good idea to replace this at the same time)
Socket set
Wrench set
Screwdrivers (Phillips and flathead)
Fuel line disconnect tool
Pliers
Hammer
Jack and jack stands
Wheel chocks
Safety glasses
Gloves
Drain pan
Shop towels
Fuel-resistant sealant

Having the right tools is essential for a successful fuel pump replacement. A good socket set and wrench set will allow you to handle the various nuts and bolts you'll encounter. A fuel line disconnect tool is specifically designed to safely disconnect the fuel lines without damaging them. Pliers will come in handy for various tasks, such as removing clips and hoses. A hammer might be needed to gently persuade stubborn parts. Safety glasses and gloves are crucial for protecting yourself from fuel and debris. A drain pan is necessary to catch any spilled fuel, and shop towels will help keep your work area clean. Finally, fuel-resistant sealant is used to ensure a tight seal when reinstalling the fuel pump assembly. Before you start, take a moment to organize your tools and make sure everything is within easy reach. This will save you time and frustration as you work.

When purchasing a new fuel pump, it's essential to choose the correct one for your specific vehicle. Check the part number and compatibility information to ensure it matches your 1987 Honda Accord LXi. A new fuel filter is also a must-have item. Replacing the fuel filter along with the fuel pump will help ensure that the new pump receives clean fuel and operates efficiently. This can extend the life of the new pump and prevent future fuel delivery problems. In addition to the fuel pump and filter, consider purchasing any other necessary components, such as new fuel lines or gaskets. Inspect the existing fuel lines for any signs of wear or damage, and replace them if needed. New gaskets will ensure a tight seal and prevent fuel leaks.

Step-by-Step Fuel Pump Replacement Guide

Now, let's get into the nitty-gritty of replacing the fuel pump. Follow these steps carefully:

Step 1: Safety First

Disconnect the negative battery cable to prevent any electrical accidents.
Make sure you're working in a well-ventilated area.
Have a fire extinguisher nearby.

Step 2: Accessing the Fuel Tank

Use wheel chocks to secure the rear wheels.
Loosen the fuel filler cap to release any pressure in the tank.
Jack up the rear of the car and support it with jack stands. Always use jack stands; never rely solely on the jack.

Step 3: Draining the Fuel Tank

Locate the fuel tank drain plug (if your model has one). If not, you'll need to siphon the fuel out.
Place a drain pan under the drain plug or siphon hose.
Carefully drain as much fuel as possible into the pan.

Step 4: Disconnecting Fuel Lines and Electrical Connectors

Locate the fuel pump access panel, usually under the rear seat or in the trunk.
Remove the access panel to reveal the fuel pump assembly.
Use the fuel line disconnect tool to disconnect the fuel lines from the fuel pump assembly. Be prepared for some fuel spillage.
Disconnect the electrical connector from the fuel pump.

Step 5: Removing the Old Fuel Pump

Use a wrench to loosen the retaining ring that holds the fuel pump assembly in place.
Carefully remove the fuel pump assembly from the fuel tank.
Take note of how the fuel pump is oriented in the assembly; you'll need to install the new one the same way.

Step 6: Installing the New Fuel Pump

Remove the old fuel pump from the assembly.
Install the new fuel pump into the assembly, making sure it's properly oriented.
Install a new fuel filter onto the fuel pump assembly.

Step 7: Reinstalling the Fuel Pump Assembly

Carefully lower the fuel pump assembly back into the fuel tank.
Tighten the retaining ring to secure the assembly in place.

Step 8: Reconnecting Fuel Lines and Electrical Connectors

Reconnect the fuel lines to the fuel pump assembly.
Reconnect the electrical connector to the fuel pump.

Step 9: Refilling the Fuel Tank

If you drained the fuel tank completely, add a few gallons of fresh fuel.

Step 10: Testing the New Fuel Pump

Reconnect the negative battery cable.
Turn the ignition key to the "ON" position (but don't start the engine). You should hear the fuel pump prime for a few seconds.
Check for any fuel leaks around the fuel pump assembly and fuel lines.
Start the engine and let it run for a few minutes. Monitor for any unusual noises or problems.

Step 11: Final Steps

Reinstall the fuel pump access panel.
Lower the car and remove the jack stands.
Tighten the fuel filler cap.
Dispose of the old fuel and any contaminated materials properly.

Tips and Tricks for a Smooth Replacement

Always replace the fuel filter when you replace the fuel pump. This will help protect your new pump from contaminants.
Use a fuel line disconnect tool to avoid damaging the fuel lines.
Take pictures as you disassemble the fuel pump assembly. This will help you remember how everything goes back together.
If you're having trouble removing the fuel pump assembly, try gently tapping the retaining ring with a hammer and punch.
Use a fuel-resistant sealant on the retaining ring to prevent leaks.
Double-check all your connections before starting the engine.

Troubleshooting Common Issues

Even with careful installation, you might encounter some issues after replacing the fuel pump. Here are a few common problems and how to troubleshoot them:

Engine won't start: Check the fuel pump fuse and relay. Make sure the fuel pump is receiving power. Verify that the fuel lines are properly connected and that there are no leaks.
Engine sputters or hesitates: This could be due to a clogged fuel filter or a faulty fuel pump. Check the fuel pressure to ensure the pump is delivering fuel at the correct pressure.
Fuel leaks: Inspect all fuel line connections and the fuel pump assembly for leaks. Tighten any loose connections and replace any damaged fuel lines or gaskets.
Fuel pump is noisy: A noisy fuel pump could indicate a problem with the pump itself or a restriction in the fuel lines. Check for any kinks or obstructions in the fuel lines and consider replacing the fuel pump if the noise persists.

Maintaining Your Fuel System

To keep your new fuel pump running smoothly and extend its life, follow these maintenance tips:

Use high-quality fuel. Avoid using fuel that is contaminated with water or debris.
Replace the fuel filter regularly, as recommended in your owner's manual.
Avoid running the fuel tank consistently low. This can cause the fuel pump to overheat and wear out prematurely.
Consider using a fuel system cleaner periodically to remove deposits and keep the fuel system clean.

Conclusion

Replacing the fuel pump in your 1987 Honda Accord LXi might seem like a daunting task, but with the right tools, a bit of patience, and this guide, you can get the job done. Remember to prioritize safety and take your time. A properly functioning fuel pump will keep your classic Accord running smoothly for years to come. Happy wrenching, guys! And don't forget, if you ever feel overwhelmed, it's always a good idea to consult with a professional mechanic. They can provide expert advice and assistance to ensure your fuel pump replacement is done correctly and safely. Taking care of your 1987 Honda Accord LXi is an investment in its longevity and performance. By staying proactive with maintenance tasks like fuel pump replacement, you can keep your classic ride on the road for many more years to come.