MERCEDES 6420105907 Cdi Diesel Engine Injection Fuel Pump Benz X166 V6

( Items Included: Fuel Filter ), ( Fitment Type: Direct Replacement ), ( Manufacturer Part Number: 6420105907 ), ( Drive Type: Electrical ), ( Vintage Part: No ), ( Fuel Type: Diesel ), ( Type: High Pressure Pump ), ( Manufacturer Warranty: 90 Day ), ( Voltage: 6 V ), ( W166 / X164 /ml350/ml500/ml550/gl350/: 2012/2013/2013/2014/2015/2016/gl450/gl550/gle350/ ), ( Country/region Of Manufacture: Germany )

Review MERCEDES benz V6 Cdi Diesel Engine Injection Fuel Pump Oem fits W166 W212 ML350 GL450

The Mercedes-Benz ML 350 GL 450, with the internal designation W166, is a mid-size luxury SUV manufactured by Mercedes-Benz. This particular model is powered by a V6 CDI diesel engine, specifically the 6 cylinder, 2927 cc, OM642 engine. The engine injection system relies on a high-pressure fuel pump to deliver diesel fuel to the common rail system at an optimal pressure.

The Mercedes-Benz 6420105907 is the part number for this specific fuel pump. It is a crucial component of the engine, as it ensures the efficient and reliable operation of the diesel engine by supplying fuel at the required pressure. The fuel pump is located in the fuel tank and is driven by the engine's accessory belt.

This Mercedes-Benz fuel pump is designed to meet the stringent requirements of Mercedes-Benz engineering. It features a robust and durable construction, with a high-pressure pump capable of delivering fuel at up to 1800 bar (25,500 psi) of pressure. The pump also incorporates advanced technologies to ensure reliable and efficient operation, such as a pressure regulator to maintain the desired fuel pressure and a temperature sensor to monitor the fuel temperature.

The fuel pump also includes various safety features to protect the engine and fuel system. It is equipped with a pressure relief valve to prevent excessive fuel pressure, as well as a fuel filter to remove any impurities or contaminants from the fuel.

When it comes to installation and replacement, the Mercedes-Benz fuel pump is designed for ease of use. It comes with all necessary mounting hardware and connectors, making the installation process straightforward for even the most novice DIYers. Additionally, the pump is designed to be easily accessible for replacement, with clear instructions provided in the service manual.

In summary, the Mercedes-Benz 6420105907 fuel pump is a critical component of the Mercedes-Benz ML 350 GL 450's V6 CDI diesel engine. It is a robust and reliable component, designed to meet the demanding requirements of Mercedes-Benz engineering. With its advanced technologies and safety features, this fuel pump ensures the efficient and reliable operation of the diesel engine, making it an essential part of any Mercedes-Benz maintenance or repair plan.

The Mercedes-Benz W166 and W212 ML350 and GL450 models, equipped with the V6 CDI diesel engine, utilize a fuel pump for injecting diesel fuel into the engine. Here are some potential pros and cons when considering purchasing a replacement fuel pump for a Mercedes-Benz with the 6420105907 engine code.

1. Improved Fuel Economy: A faulty or failing fuel pump can lead to poor fuel efficiency. Replacing the fuel pump can help restore optimal fuel economy, potentially saving you money on fuel costs in the long run.

2. Enhanced Performance: A new fuel pump ensures consistent fuel delivery, which can lead to improved engine performance and power.

3. Reduced Emissions: Proper fuel injection is crucial for reducing harmful emissions. A faulty fuel pump can lead to increased emissions, so replacing it can help keep your vehicle environmentally friendly.

4. Reliability: A new fuel pump ensures peace of mind, as it is less likely to fail compared to a used or rebuilt pump.

5. Smoother Driving: A faulty fuel pump can cause jerky or uneven acceleration, making your drive less enjoyable. Replacing the fuel pump can result in a smoother and more consistent driving experience.

1. Cost: Replacing a fuel pump can be an expensive repair, especially for high-end luxury vehicles like Mercedes-Benz.

2. Labor Costs: The cost of labor for replacing a fuel pump can add significantly to the overall repair cost.

3. Complexity: The fuel pump is a part of the vehicle's complex fuel system, which can make the repair process more time-consuming and complex.

4. Potential for Additional Repairs: A faulty fuel pump may indicate issues with other related components, such as the fuel filter or fuel injectors, which may require additional repairs.

While the cost of replacing a fuel pump for a Mercedes-Benz with the 6420105907 engine code can be a significant investment, the potential benefits, such as improved fuel economy, enhanced performance, reduced emissions, reliability, and a smoother driving experience, make it a worthwhile investment. It is important to consider the potential for additional repairs and labor costs when budgeting for this repair.

If you are experiencing issues with your Mercedes-Benz's fuel system, such as poor fuel economy, uneven acceleration, or difficulty starting the engine, it may be time to replace the fuel pump. We recommend consulting a certified Mercedes-Benz mechanic or dealership to diagnose the issue and provide an accurate estimate for the repair. They can help determine if the fuel pump is the root cause of the problem and provide a reliable and efficient solution.

Details:

MERCEDES X166 W166 W212 ML350 GL450 V6 CDI DIESEL ENGINE INJECTION FUEL PUMP OEM.

part #: 6420105907 prices

• $99.00-$332.00

specifications pumpunite:

• for models: W166, W212, Ml350, Gl450
• for makes: Mercedes
• items included: Fuel Filter
• fitment type: Direct Replacement
• manufacturer part number: 6420105907
• drive type: Electrical
• vintage part: No
• fuel type: Diesel
• type: High Pressure Pump
• manufacturer warranty: 90 Day
• voltage: 6 V
• w166 / x164 /ml350/ml500/ml550/gl350/: 2012/2013/2013/2014/2015/2016/gl450/gl550/gle350/
• country/region of manufacture: Germany

offer pumpunite:

• best offers: True
• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: June 11, 2025

shipping pumpunite:

• transit: 5-13 Days
• class: Standard
• service: USPS Ground Advantage
• carrier: USPS
• type: Calculated
• cost: $11.07

seller pumpunite:

• # reviews: 1
• rating: 100.0%
• city: Homestead, Florida

general pumpunite:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units
• condition: Used

payments pumpunite:

• credit card: Discover
• other
• wallet: Google-pay

returns pumpunite:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

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