A Guide to the 2008-2014 Nissan Altima Fuel Pump Module Assembly
Learn to spot the signs of a failing fuel pump in your Altima and choose the best aftermarket replacement.
- A loud whine from the rear seat area is a strong early warning that your fuel pump is failing.
- Do not drive your Altima if you suspect a major fuel pump issue; it can stall at any time, creating a safety hazard.
- For a balance of quality and price, a premium aftermarket brand like Delphi is a highly recommended choice for this vehicle.
- Always verify if your Altima requires a Federal or PZEV-specific pump before ordering to avoid installation problems.
Is Your Altima's Fuel Pump Failing?
A failing fuel pump doesn't always die suddenly. It often gives warning signs that get worse over time. If you notice any of these symptoms, it might be time to inspect your fuel pump module assembly.
Common Failure Symptoms:
🎬 Watch: 6 common signs of a failing fuel pump- Engine Cranks but Won't Start: This is a classic sign. You'll hear the engine turning over, but it never fires up because it's not getting fuel.
- Loud Whining or Humming Noise: A loud, high-pitched whine coming from the rear seat area (above the fuel tank) is a common sign of a pump motor that is straining and about to fail. A healthy pump makes a quiet hum for a few seconds when you first turn the key.
- Engine Sputtering or Hesitation: If your Altima sputters or hesitates when you accelerate, especially at highway speeds or going uphill, the pump may not be providing enough pressure.
- Stalling, Especially When Hot: The engine may run fine when cold but stall unexpectedly in traffic or after it has warmed up. This can happen when an aging pump motor overheats.
- Loss of Power and Poor Fuel Economy: A weak pump can't meet the engine's demand for fuel under load, leading to a feeling of weakness and potentially worse gas mileage.
Known Issues & Recalls
For the 2013-2015 Altima with the 3.5L V6 engine, Nissan issued a recall (NHTSA Campaign ID: 15V486000) for an improperly installed O-ring on the fuel sending unit. This could cause a fuel leak, increasing the risk of a fire. While this recall is for a slightly newer model range, it highlights the importance of proper sealing during installation. No specific fuel pump recalls were found for the 2008-2012 models during our search.
Choosing the Right Aftermarket Fuel Pump
When replacing the fuel pump on your Altima, you'll find several aftermarket options. Not all are created equal. They generally fall into different tiers of quality and price.
Tier 1: Premium Aftermarket (Delphi)
Delphi is a well-regarded brand, often considered an Original Equipment (OE) supplier to many automakers. Forum users and mechanics frequently recommend Delphi for its reliability and build quality, which often rivals the factory part. Choosing a brand like Delphi provides a good balance of quality and cost, giving you near-OEM performance without the high dealer price tag.
Tier 2: Reputable Aftermarket (Carter)
Carter is a long-standing name in the fuel system world. While some forum discussions suggest quality can be mixed depending on the specific application, they are generally seen as a solid mid-tier option. For many owners, a Carter pump is a reliable and cost-effective repair solution that is a step up from budget-level parts.
Tier 3: Economy/Value (AutoBest)
AutoBest positions itself as a value-oriented brand, offering direct-fit replacement pumps that meet basic OE specifications. These pumps are the most affordable and can be a good choice for budget-conscious repairs. While they are designed to be functional replacements, they may not have the same longevity or advanced materials as premium brands.
Pro Tip: PZEV vs. Federal Emissions
Some Altimas were built to Partial Zero-Emission Vehicle (PZEV) standards, common in California and other states that follow its rules. These vehicles may have a different fuel pump module design. It is critical to check your vehicle's emissions sticker (usually under the hood) and order the correct part to ensure proper fit and function.
Cost of Replacing Your Altima's Fuel Pump
The total cost depends on whether you do the job yourself or hire a professional. The fuel pump is located under the rear seat, making it accessible without dropping the fuel tank.
🎬 See this step-by-step 2008-2013 Altima pump replacement guide| Item | Estimated Cost |
|---|---|
| New Aftermarket Part | $167 - $774 |
| Shop Labor | $140 - $300 |
| Total Professional Replacement | $307 - $1074 |
Frequently Asked Questions
Can I just replace the pump motor instead of the whole assembly?
While it's sometimes possible to replace only the motor, it's not recommended. The module assembly includes a new fuel strainer and sending unit, which can also wear out. Replacing the entire module is more reliable and ensures all related components are new.
What is the most common cause of fuel pump failure?
The most common causes are contamination from dirty fuel and consistently running the gas tank near empty. The fuel in the tank helps cool the pump motor, so running it low can cause the pump to overheat and wear out prematurely.
Will a bad fuel pump always trigger a Check Engine Light?
Not always, especially in the early stages. However, if the fuel pressure drops significantly, it can trigger a code like P0087 (Fuel Rail/System Pressure - Too Low).
🎬 Watch: How to find the fuel pump fuse and assemblyHow can I make my new fuel pump last longer?
To maximize the life of your new pump, try to keep the fuel level above a quarter tank. Also, consider replacing the in-line fuel filter if your vehicle has one, and always use quality gasoline from reputable stations.
Helpful Videos
Technical Specifications
OEM Part Numbers: 17040-JA00A 17040-ZX00A 17040-ZX00B 17040-9N00A 17040-3TA0A 17040-3TA0B 17040-3TA0C
The assembly includes the fuel pump, sending unit, float, strainer, and tank seal. It is an in-tank electric pump module. The design varies between Federal and PZEV emissions standards, and between the 2.5L 4-cylinder and 3.5L V6 engines.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Nissan Altima:
- 🎬 Helpful Videos
- 🛍️ Shop This Part
- Is Your Altima's Fuel Pump Failing?
- Common Failure Symptoms:
- Known Issues & Recalls
- Choosing the Right Aftermarket Fuel Pump
- Tier 1: Premium Aftermarket (Delphi)
- Tier 2: Reputable Aftermarket (Carter)
- Tier 3: Economy/Value (AutoBest)
- Pro Tip: PZEV vs. Federal Emissions
- Cost of Replacing Your Altima's Fuel Pump
- Frequently Asked Questions
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