2007 Acura TL Fuel Pump: Symptoms, Replacement Cost, and Complete DIY Guide

If you own a 2007 Acura TL and your engine is sputtering, stalling, or struggling to start, the fuel pump is likely failing. The 2007 Acura TL fuel pump is located inside the fuel tank, and when it goes bad, you will experience a loss of power, whining noises from the rear of the car, and extended cranking before the engine fires. Replacing the fuel pump on a 2007 Acura TL costs between $1,228 and $1,268 at a shop, but you can do the job yourself for $250 to $650 in parts, saving up to $950. This guide covers everything you need to know: symptoms, diagnosis, part numbers, replacement steps, and where to buy a reliable replacement.

Symptoms of a Bad Fuel Pump in a 2007 Acura TL

A failing fuel pump does not always fail completely overnight. It usually gives you warning signs. If you notice any of the following, your fuel pump needs attention:

1. Whining Noise from the Fuel Tank Area
A healthy fuel pump operates quietly. If you hear a loud whining, buzzing, or humming sound coming from the rear of the car when the ignition is on, the pump's internal components are wearing out. This noise is often more noticeable right after turning the key to the "on" position but before starting the engine.

2. Engine Sputtering at High Speeds
As the pump weakens, it struggles to deliver a consistent flow of fuel. You may feel the engine hesitate or jerk, especially when accelerating onto the highway or driving uphill. The car might feel like it is running out of gas even when the tank is full.

3. Difficulty Starting the Engine
A failing fuel pump takes longer to build up pressure in the fuel system. You may need to crank the engine for several seconds before it starts. In some cases, the car will crank but not start at all.

4. Stalling That Restarts After a Few Minutes
The fuel pump motor can overheat as it fails. If your TL stalls while driving but starts again after sitting for 10 to 15 minutes, the pump is likely overheating and needs replacement.

5. Loss of Power Under Load
When you press the gas pedal, the car should accelerate smoothly. A bad fuel pump cannot supply enough fuel pressure, so the engine feels sluggish and lacks power, especially when climbing hills or carrying a heavy load.

Diagnosing the Problem Before You Replace

Before buying a new pump, you should confirm that the fuel pump is actually the problem. A clogged fuel filter or a bad electrical connection can cause identical symptoms.

Step 1: Check the Fuel Pressure
Use a fuel pressure gauge connected to the fuel rail. The 2007 Acura TL 3.2L engine requires a specific fuel pressure range. If the pressure is low or nonexistent, the pump is failing.

Step 2: Listen for the Pump
Turn the ignition key to the "on" position (do not start the engine). You should hear a brief humming sound from the rear of the car for about 2 seconds as the pump primes the system. If you hear nothing, the pump may have failed electrically.

Step 3: Scan for Trouble Codes
Use an OBD II scanner to check for diagnostic trouble codes. Common codes related to fuel pump issues include P0001 (fuel volume regulator control circuit), P0002, and P0003. These codes help narrow down the problem.

Step 4: Inspect the Fuel Filter
A clogged fuel filter can mimic a bad fuel pump. If the filter has not been changed in a long time, replace it first. The filter is usually located along the fuel line under the car or near the fuel tank.

2007 Acura TL Fuel Pump Options and Part Numbers

The 2007 Acura TL with the 3.2L V6 engine uses a specific fuel pump assembly. Here are the most common options:

OEM Acura Part: 17045-SEP-A01
This is the genuine factory replacement for the 2004-2008 Acura TL Base model with the 3.2L engine. It includes the fuel sender, pressure regulator, and filter. The MSRP is around $496.45, with a discounted price near $345.53. This part replaces the older number 17045-SEP-A00.

Aftermarket Direct Replacements

  • Herko 497GE: This fuel pump module fits the 2004-2008 Acura TL 3.2L and is priced around $77.46. It is a direct replacement that includes the sending unit.
  • GMB 535-2210: This electric in-tank pump fits the 2004-2008 Acura TL and also fits the 2003-2007 Honda Accord. It retails for about $200.99.
  • MOSTPLUS E8567M: A budget-friendly option for the 2004-2008 Acura TL Base, priced competitively, with a flow rate of 26 gallons per hour.
  • Vphix E8693M: This assembly fits the 2004-2008 Acura TL 3.2L and includes the fuel pump, float, arm, fuel level sensor, and tank seal O-ring.

Important Note: You will likely need to provide your vehicle's VIN when ordering an OEM pump to ensure the correct fitment.

How to Replace the 2007 Acura TL Fuel Pump (DIY Guide)

Replacing the fuel pump on a 2007 Acura TL is a moderate difficulty job that takes 2 to 4 hours. The pump is accessed through the rear seat, not by dropping the fuel tank. Here is the step-by-step process:

Tools You Will Need:

  • Socket set (10mm, 12mm, 6mm)
  • Flathead screwdriver
  • Brass punch and small hammer
  • Fuel line quick-disconnect tool set
  • Shop towels and a catch pan
  • Safety glasses and gloves
  • New fuel pump module assembly
  • New tank seal O-ring

Step 1: Relieve Fuel System Pressure
Locate the fuel pump relay or fuse in the fuse box and remove it. Start the engine and let it idle until it stalls. This relieves the pressure in the fuel lines. Then disconnect the negative battery terminal.

Step 2: Remove the Rear Seat
The fuel pump access panel is located under the rear seat. Lift the bottom cushion of the rear seat upward to release the retaining clips. You will see a metal access cover on the floor.

Step 3: Open the Access Cover
Remove the screws or bolts holding the access cover in place. Carefully lift the cover to expose the top of the fuel pump module. Clean any dirt or debris from around the cover to prevent contamination when you open the tank.

Step 4: Disconnect Electrical and Fuel Lines
Disconnect the electrical connector from the top of the pump module. Use the fuel line quick-disconnect tool to release the fuel line(s). Place shop towels under the connections to catch any residual fuel. Mark the orientation of the module for reinstallation.

Step 5: Remove the Lock Ring
Use a brass punch and a small hammer to tap the lock ring counterclockwise until it releases. Never use a steel tool directly on the lock ring, as it can create sparks near fuel vapors. Lift off the lock ring and set it aside.

Step 6: Remove the Old Fuel Pump Module
Carefully lift the module straight up out of the tank. You may need to tilt it slightly to clear the float arm. Let any excess fuel drain back into the tank. Remove the old O-ring seal from the tank opening.

Step 7: Install the New Fuel Pump Module
Place the new O-ring seal into the groove on the tank opening. Lower the new pump module into the tank, guiding the float arm carefully to avoid bending it. Align the module to your reference marks so the fuel lines and electrical connector point the correct way.

Step 8: Secure the Lock Ring
Install the lock ring by hand first to ensure it is seated properly. Use the brass punch and hammer to tap the lock ring clockwise until fully seated. Tighten to approximately 68 N·m (50 ft-lbs) or until the lock ring reaches its factory stop marks.

Step 9: Reconnect Everything
Reconnect the fuel line(s) until you hear a solid click. Gently tug each line to confirm it is locked. Reconnect the electrical connector until it clicks into place. Reinstall the access cover and secure it with screws. Press the rear seat cushion back into place.

Step 10: Prime the System and Test
Reconnect the negative battery cable. Turn the ignition to the "on" position for 5 seconds, then off for 5 seconds. Repeat this three times to prime the fuel system. Start the engine and let it idle for 1-2 minutes. Check for leaks at the pump top and fuel line connections using a flashlight. Take a 10-15 minute test drive, then recheck for any fuel odor or dampness under the rear seat.

2007 Acura TL Fuel Pump Replacement Cost Breakdown

The total cost depends on whether you do the job yourself or hire a shop.

Shop Repair Cost: $1,228 to $1,268
The average shop labor rate is $100 to $150 per hour, and the repair takes 2 to 4 hours. Labor is estimated at $85 to $125, while parts are typically priced around $1,143. This does not include taxes or fees.

DIY Cost: $250 to $650
You can buy a quality aftermarket fuel pump assembly for $77 to $350, depending on the brand. You will also need a new O-ring seal and possibly a fuel line disconnect tool. Doing it yourself saves you $650 to $950.

Preventing Future Fuel Pump Problems

Fuel pumps do not have a set replacement interval, but you can extend their life with good habits.

  • Avoid running the tank low on fuel: The fuel in the tank helps cool the electric pump motor. Running the tank low repeatedly causes the pump to overheat and wear out faster.
  • Replace the fuel filter regularly: A clogged filter puts extra strain on the pump, forcing it to work harder. Check your owner's manual for the recommended replacement interval.
  • Use quality fuel: Contaminated or poor-quality fuel can clog the pump's strainer and internal components.

Recommended Product: KEMSO Fuel Pump for Your 2007 Acura TL

When it comes time to replace your 2007 Acura TL fuel pump, you want a part that is reliable, built to last, and backed by a solid warranty. That is exactly what you get with KEMSO.

KEMSO Fuel Pump products are designed as high-performance, OEM replacement units. This means they match the exact specifications of your original factory pump, ensuring a perfect fit and proper fuel delivery. Every KEMSO fuel pump is built under strict manufacturing guidelines to meet or exceed OE standards, so you can trust it to perform like the original part.

What sets KEMSO apart is their commitment to quality and customer confidence. Every KEMSO fuel pump comes with a lifetime warranty. If the pump ever fails, KEMSO stands behind their product. That is peace of mind you do not get with many other aftermarket brands.

Instead of worrying about whether a cheap pump will fail in a year, choose KEMSO for a reliable, long-lasting solution. Visit their website to find the correct fuel pump for your 2007 Acura TL and take advantage of their lifetime warranty.

Visit KEMSO Fuel Pumps here: https://www.kemsoracing.com/


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