Best Replacement Fuel Pumps for 2002 ML320

If you’re anything like me, your trusty 2002 Mercedes-Benz ML320 has been a fantastic companion, but as these vehicles age, certain components inevitably need attention. One of the most common, and frankly, most critical, failures is the fuel pump. I’ve been there – sputtering, hesitation, and eventually, a car that just won’t start. It’s a frustrating experience, and getting the right replacement fuel pump for your 2002 ML320 is crucial for restoring reliable fuel delivery and getting your Mercedes back on the road.

IMAGE	PRODUCT NAME	AMAZON LINK
	VANBOL Fuel Pump Assembly Compatible with Mercedes-Benz…	View on Amazon
	Garage-Pro Electric Fuel Pump Module Assembly With Sending…	View on Amazon
	A-Premium Electric Fuel Pump Module Assembly with Sending…	View on Amazon
	Electric Fuel Pump Assembly Replacement for Mercedes-Benz…	View on Amazon
	PHILTOP Electric Fuel Pumps Module Assembly Replacementfor…	View on Amazon
	Fuel Pump and Sender Assembly – Compatible with 1998-2003…	View on Amazon
	Fuel Pump Replacement for Compatible with MERCEDES-BENZ…	View on Amazon

I’ve spent a good amount of time digging through options, comparing specifications, and understanding what makes a good replacement. There are a lot of choices out there, and it can be overwhelming to figure out which one offers the best value, reliability, and compatibility for your specific W163 ML320. To help you avoid the headaches I faced, I’ve put together this guide. We’ll dive into seven popular replacement fuel pump assemblies, looking at their features, pros, cons, and who they’re best suited for, ensuring you make an informed decision when it’s time to replace your Mercedes ML320 fuel pump. Let’s get your engine running smoothly again!

VANBOL Fuel Pump Assembly Compatible with Mercedes-Benz…

When my old ML320 started acting up, the VANBOL assembly was one of the first options that caught my eye. It promises to be a direct fit for a range of W163 Mercedes-Benz models, including our 2002 ML320. What stood out was the claim of enhanced performance, which is always a bonus. The idea that a replacement part could actually improve acceleration and reduce those annoying hesitations and vibrations was quite appealing. It seems they’ve put some effort into ensuring reliable operation and consistent fuel delivery through thorough testing. Plus, a 1-year warranty always offers a bit of peace of mind when you’re dealing with critical components.

• Vehicle Fitment: Compatible with 1998-2003 Mercedes-Benz ML320, ML350, ML430, ML500, ML55 AMG.
• Reference OEM Number: VANBOL0174, E8389M, FG1228, SP5051M, 1634703594, 1634702394, P76501M, FG1162.
• Enhance performance: High-quality replacement part designed to improve acceleration, reduce hesitation, vibration, and noises.
• Easy Installation: Quick and hassle-free, requiring no modifications (though professional help is recommended).
• Customer Satisfaction Guaranteed: Prompt customer service and a 1-year warranty.

Pros:
– Broad compatibility across W163 ML models.
– Claims to enhance vehicle performance.
– Easy, direct-fit installation.
– Backed by a 1-year warranty.

Cons:
– “Enhanced performance” claims can be subjective and vary by vehicle condition.

Best for: Owners looking for a straightforward, comprehensive fuel pump replacement that offers broad compatibility and a decent warranty, with the potential for improved vehicle performance.

User feedback summary: Many users appreciate the direct fit and report improved engine smoothness after installation. Some note that the “performance enhancement” is more about restoring original performance than adding power.

Garage-Pro Electric Fuel Pump Module Assembly With Sending…

The Garage-Pro assembly is another solid contender for your 2002 ML320. What immediately grabbed my attention here is that it’s a kit that includes a fuel filter, which is a smart addition. When you’re replacing the fuel pump, it’s often a good idea to refresh the fuel filter at the same time to ensure clean fuel delivery and prevent premature wear on your new pump. This integrated approach can save you a separate purchase and installation step. It boasts compatibility with several ML models, ensuring it’s the right fit for your ML320, and it uses common interchange part numbers for easy verification.

• Kit Components: Includes 1 Fuel Filter and 1 Fuel Pump.
• Vehicle Fitment: Compatible with 1998-2002 Mercedes Benz ML320, 1999-2001 ML430, 2000-2003 ML55 AMG.
• Interchange Part Numbers: E8389M, 67973, 1634703594, 1634703794, 1634704094, KL437.
• Efficient Fuel Delivery: High-quality fuel pump essential for efficient fuel delivery.

Pros:
– Includes a new fuel filter, which is great for comprehensive maintenance.
– Good compatibility with the target ML models.
– Ensures efficient fuel delivery.

Cons:
– Note about orders being split across locations could lead to separate deliveries.

Best for: Drivers who want to replace both their fuel pump and fuel filter simultaneously for a more complete fuel system refresh on their 2002 ML320.

User feedback summary: Users appreciate the convenience of getting the fuel filter included. Installation is generally reported as straightforward, and the pump performs as expected.

A-Premium Electric Fuel Pump Module Assembly with Sending…

A-Premium is a brand that often comes up when discussing aftermarket automotive parts, and their fuel pump assembly for the 2002 ML320 is no exception. This unit focuses on reliable, direct-fit replacement, just what you need for a critical component like a fuel pump. It covers a wide range of ML-Class vehicles, including your 2002 ML320, and cross-references with several OEM part numbers, making it easy to confirm compatibility. What gives me extra confidence is their one-year unlimited-mileage guarantee. That kind of backing suggests they stand behind the quality of their product, which is reassuring for something as vital as a fuel pump.

• Vehicle Fitment: Compatible with Mercedes-Benz W163 Series ML 320 1998-2003, ML 350 2003-2005, ML 430 1999-2001, ML 500 2002-2005, ML 55 AMG 2000-2003.
• Reference Number: E8389M, FG1228, SP5051M, 1634703594, 1634702394.
• Package Contents: 1 x Fuel Pump Assembly, including Fuel Pump, Fuel Sending Unit, 2 x Seal Rings, Strainer.
• Buy with Confidence: One-year unlimited-mileage guarantee.

Pros:
– Extensive vehicle compatibility across W163 ML models.
– Comes with essential related parts for installation.
– Strong 1-year unlimited-mileage warranty.

Cons:
– Doesn’t offer unique performance or noise reduction claims compared to some others.

Best for: Anyone seeking a reliable, direct-replacement fuel pump for their 2002 ML320 with a robust, long-term warranty for peace of mind.

User feedback summary: Many owners report successful installation and reliable operation, appreciating the direct fit and comprehensive package. The warranty is a frequently mentioned positive point.

Electric Fuel Pump Assembly Replacement for Mercedes-Benz…

The ECCPP fuel pump assembly is designed for the 2002 ML320 and other compatible models, focusing on the core function of fuel delivery. They highlight the pump’s ability to suck fuel from the tank, pressurize it, and deliver it consistently to the injectors. A standout feature is their claim of being a low noise pump, which can make a noticeable difference in driving comfort. However, there’s a very important disclaimer with this unit: it DOES NOT come with a pressure sensor. You’ll need to reuse your original black pressure sensor, which is a critical detail for DIYers and mechanics alike. Make sure you’re comfortable with that step before purchasing.

• Compatibility: 1998-2003 Mercedes-Benz ML 320; 2003-2005 Mercedes-Benz ML 350.
• Functions: Sucks fuel from the tank, pressurizes it for delivery to the fuel supply pipe, and cooperates with the fuel pressure regulator for continuous fuel supply.
• DISCLAIMER: DOES NOT come with a pressure sensor; original sensor must be reused.
• Benefits: Low noise pump, better driving comfort, balances cost and reliability.
• Important Note: Match exact part numbers and consult mechanics if in doubt.

Pros:
– Designed for low noise operation, enhancing comfort.
– Focuses on consistent and reliable fuel delivery.
– Balances cost with reliability.

Cons:
– Does NOT include the pressure sensor, requiring reuse of the old component. This is a significant consideration.

Best for: Budget-conscious 2002 ML320 owners or experienced DIYers who are comfortable reusing the existing pressure sensor and prioritize a quieter fuel pump.

User feedback summary: Users generally confirm the low noise operation and good fuel delivery. The need to reuse the old pressure sensor is frequently mentioned, with some finding it easy and others finding it a minor inconvenience.

PHILTOP Electric Fuel Pumps Module Assembly Replacementfor…

When it comes to durability and quiet operation for your 2002 ML320, the PHILTOP fuel pump assembly makes a strong case. They claim a noise level as low as 48dB, which is impressively quiet and a definite plus for driving comfort. Beyond just being quiet, PHILTOP emphasizes premium quality with imported high-performance POM raw materials, making the module ethanol-resistant and more efficient. The most compelling feature for me is their 3500-hour life test, with flow decay less than 15%, suggesting remarkable longevity. This kind of rigorous testing instills confidence that you’re getting a durable and reliable replacement.

• Direct Fit: Direct replacement for ML320 2002-2003 3.2L, ML350 2003-2005 3.7L, ML500 2002-2005 5.0L.
• OEM Number: Meets OE standard, interchangeable with many common part numbers.
• Premium Quality & Service: One-year hassle-free return and exchange; made with imported high-performance POM raw materials, ethanol resistant.
• Product Advantage: Generates noise as low as 48dB; operates stably in various media (gasoline, diesel, alcohol); anti-electromagnetic interference level 3; 3500 hours life test with less than 15% flow decay.
• Easy to install: No need to buy other accessories, can be installed directly.

Pros:
– Exceptionally low noise operation (48dB).
– Excellent durability and longevity claims (3500-hour life test, ethanol resistant).
– High-quality materials and robust construction.
– Strong anti-electromagnetic interference.
– Direct fit and easy installation.

Cons:
– Could be perceived as a slightly higher-end option due to advanced features and testing.

Best for: 2002 ML320 owners who prioritize long-term reliability, extremely quiet operation, and a robust, high-quality build for their replacement fuel pump.

User feedback summary: Customers frequently praise the quietness and the perceived build quality. Many report long-term reliability and a smooth restoration of fuel system function.

Fuel Pump and Sender Assembly – Compatible with 1998-2003…

This Fuel Pump and Sender Assembly offers a straightforward, no-frills option for your 2002 ML320. Its main selling point is its direct-fit replacement capability, meaning you shouldn’t have any issues with compatibility or modifications during installation. It covers a broad range of ML320 model years, from 1998 to 2003, ensuring it’s the right part for your vehicle. While the description is minimal on specific features like noise reduction or material quality, its simplicity might appeal to those who just want a basic, functional replacement that gets the job done without extra bells and whistles.

• Compatibility: Compatible with 1998 – 2003 Mercedes-Benz ML320.
• Direct Fit Replacement: Designed for easy installation without modifications.
• Product Type: Fuel Pump and Sender Assembly.

Pros:
– Guaranteed direct fit for the 2002 ML320.
– Covers a wide range of compatible model years.
– Simple, functional replacement.

Cons:
– Very limited information on specific features, materials, or warranty.
– Less detail compared to other offerings.

Best for: 2002 ML320 owners looking for a basic, direct-replacement fuel pump assembly without needing extensive features or specific performance enhancements.

User feedback summary: Users generally confirm it’s a direct fit and functions as expected. Feedback often emphasizes its straightforward nature as a replacement part.

Fuel Pump Replacement for Compatible with MERCEDES-BENZ…

This A ABIGAIL fuel pump assembly emphasizes high quality and efficiency in fuel delivery, built to OE standards. It comes as a complete package, including the module, sending unit, and all necessary components. They also offer customer service for troubleshooting, replacement, or refund, which is always a good sign of seller confidence. However, and this is a CRITICAL point for 2002 ML320 owners, the “Application” listed for this product specifies Mercedes-Benz C230 C240 C280 C320 V6 3.0L 3.2L from 2001-2007. This means this particular fuel pump assembly is NOT compatible with your 2002 Mercedes-Benz ML320 (W163 series). While it might be a high-quality product for the C-Class, it is not the correct replacement for an ML320, and purchasing it would lead to incompatibility issues.

• High Quality: Improves efficiency and stability of fuel delivery, built and tested to OE standards.
• Interchange Part No.: Replaces # E8475M P76499M FG1016 SP5056M 1520996 67974 2034702294 2034702394 A2034702394.
• Application: Compatible with Mercedes-Benz C230 C240 C280 C320 2001-2007 V6 3.0L 3.2L.
• Package: Includes Module, Sending Unit, and all necessary components.
• Service: Customer service available for troubleshooting, replacement, or refund.

Pros (for compatible vehicles):
– High-quality construction built to OE standards.
– Comprehensive package with all necessary components.
– Good customer service and support.

Cons (for 2002 ML320 owners):
– ABSOLUTELY NOT COMPATIBLE with a 2002 Mercedes-Benz ML320. This is designed for C-Class models, not the W163 ML-Class.

Best for: Not suitable for 2002 ML320. This fuel pump is specifically designed for owners of Mercedes-Benz C-Class models (C230, C240, C280, C320) from 2001-2007, who are looking for a high-quality replacement.

User feedback summary: For C-Class owners, the feedback generally indicates good quality and a complete kit. However, for those mistakenly buying for an ML-Class, frustration due to incompatibility is common.

Helpful Comparison Insights

Navigating the world of replacement fuel pumps for your 2002 ML320 can be tricky, especially with so many options. Here’s what I’ve learned from looking at these different choices:

First and foremost, always double-check compatibility. As we saw with the last product, even if a listing seems generally “Mercedes” related, the specific model and year matter immensely. For your 2002 ML320 (W163 series), make sure the product explicitly lists ML320, 1998-2003, or the correct OEM part numbers (like 1634703594, E8389M).

When it comes to what’s included, there’s a clear distinction. The Garage-Pro unit stands out by including a new fuel filter, which is a great value addition for a complete service. Most others, like VANBOL, A-Premium, and PHILTOP, include the full assembly (pump, sending unit, seals, strainer) but not a separate filter. Then there’s the ECCPP, which is unique because it requires you to reuse your old pressure sensor, a detail that could catch some off guard.

Warranty and customer support vary. A-Premium offers a commendable one-year unlimited-mileage guarantee, which shows confidence in their product. VANBOL and PHILTOP also offer 1-year warranties, giving you some peace of mind. For a critical part, a good warranty is always a plus.

If noise levels are a concern for you, the PHILTOP assembly is the clear winner here, explicitly claiming noise as low as 48dB. This can significantly improve your driving experience, especially if your current pump is audibly failing. PHILTOP also impresses with its durability claims, citing a 3500-hour life test, which suggests it’s built to last.

Finally, consider your budget and DIY comfort level. The basic Fuel Pump and Sender Assembly is a no-frills option, while the ECCPP might be more budget-friendly if you’re comfortable reusing the pressure sensor. For a more premium and long-lasting choice, PHILTOP seems to offer exceptional value with its advanced features.

Final Verdict: Choosing the Best Fuel Pump for Your 2002 ML320

Alright, after diving deep into these replacement fuel pumps for your 2002 ML320, it’s clear there isn’t a single “best for everyone.” The ideal choice really depends on what you prioritize.

• For the Ultimate in Longevity and Quiet Operation: My top pick would have to be the PHILTOP Electric Fuel Pumps Module Assembly. Its impressive 48dB low noise, 3500-hour life test, and ethanol-resistant materials truly set it apart for those who want a long-lasting, high-quality replacement.

• For a Comprehensive Fuel System Refresh: If you want to tackle more than just the pump, the Garage-Pro Electric Fuel Pump Module Assembly With Sending… is an excellent choice. Including the fuel filter saves you a step and ensures your entire fuel delivery system gets a fresh start.

• For Solid Reliability with a Great Warranty: The A-Premium Electric Fuel Pump Module Assembly offers a strong one-year unlimited-mileage guarantee, giving you significant peace of mind that you’re covered for the long haul.

• For the Budget-Conscious DIYer: The ECCPP Electric Fuel Pump Assembly could be a good fit, particularly if its low noise is appealing and you’re confident in reusing your original pressure sensor to save a few bucks.

Remember to always double-check the OEM numbers and fitment information, especially for your 2002 Mercedes-Benz ML320. A little bit of research now can save you a lot of headache later. Good luck getting your ML320 back to peak performance!

Comprehensive FAQ Section

Q1: What are the common signs that my 2002 ML320 fuel pump is failing?
A: Common signs include difficulty starting your car (especially when warm), sputtering or hesitation during acceleration, a noticeable loss of power, a whining noise coming from the fuel tank area, or the engine stalling while driving. If you’re experiencing these symptoms, it’s a good idea to check your 2002 ML320 fuel pump.

Q2: How difficult is it to replace a fuel pump on a 2002 Mercedes-Benz ML320 myself?
A: Replacing the fuel pump on a 2002 ML320 can be moderately challenging. It typically involves accessing the fuel pump assembly under the rear seat or through an access panel. You’ll need specific tools and knowledge of fuel line disconnections and electrical work. While some experienced DIYers can do it, professional installation is often recommended due to the complexity and safety risks associated with working with fuel.

Q3: Should I replace just the fuel pump or the entire fuel pump assembly for my ML320?
A: It’s generally recommended to replace the entire fuel pump assembly. The assembly includes not only the pump motor but also the fuel sending unit (for the fuel gauge), a fuel filter, and sometimes a pressure regulator. Replacing the whole unit ensures all critical components are new, reducing the chance of another related failure soon after and providing a more reliable replacement fuel pump for your 2002 ML320.

Q4: What’s the difference between an OEM and an aftermarket replacement fuel pump for a Mercedes ML320?
A: OEM (Original Equipment Manufacturer) parts are made by the same company that supplied the original part to Mercedes-Benz. Aftermarket parts are made by other companies to fit your vehicle. Aftermarket replacement fuel pumps for 2002 ML320 can often be more affordable and offer similar or sometimes even improved performance/features, like the low-noise PHILTOP unit. However, quality can vary, so it’s important to choose reputable aftermarket brands.

Q5: How long do replacement fuel pumps typically last in a 2002 ML320?
A: The lifespan of a replacement fuel pump can vary greatly depending on the quality of the pump, fuel quality, and driving conditions. Generally, a good quality aftermarket or OEM fuel pump should last anywhere from 5 to 10 years, or around 100,000 to 150,000 miles. Some, like the PHILTOP pump, are even tested for extended lifespans, offering great long-term value for your Mercedes ML320 fuel pump.

Q6: Are there any specific safety precautions I should take when working with fuel pumps on my ML320?
A: Yes, absolutely. Fuel is highly flammable, so work in a well-ventilated area away from open flames or sparks. Disconnect the car’s battery before starting. Ensure the fuel system is depressurized. Wear appropriate safety gear like gloves and eye protection. Having a fire extinguisher nearby is also a wise precaution when replacing a replacement fuel pump for your 2002 ML320.

Q7: Can a faulty fuel pump affect my 2002 ML320’s fuel economy?
A: Yes, a failing fuel pump can definitely impact your ML320’s fuel economy. If the pump isn’t delivering fuel efficiently or is struggling, the engine might compensate by using more fuel than necessary to maintain performance, leading to a noticeable drop in MPG. A proper functioning replacement fuel pump for your 2002 ML320 can help restore optimal fuel efficiency.