Hella 358146011 Fuel Pump and Sender Assembly

Fuel Pump and Sender Assembly for Mercedes-Benz

The Hella Fuel Pump and Sender Assembly combines fuel delivery and fuel level monitoring in one electric unit. Built for direct replacement service, it supports steady fuel flow from the tank to the engine while providing accurate fuel gauge readings for select Mercedes-Benz applications.

Fits 2014-2016 Mercedes-Benz E250 and 2011-2013 Mercedes-Benz E350. Part number 358146011 is a practical choice when you need an integrated fuel pump and sender assembly for these vehicle platforms.

Key Features

• Electric operating mode for in-tank fuel system service
• Integrated fuel pump and sender assembly for streamlined replacement
• Provides fuel delivery and fuel level signal in one unit
• Includes seal for installation support
• 4-pole electrical connection

Detailed Description

Hella 358146011 is a fuel pump and sender assembly engineered for select Mercedes-Benz E-Class applications. By combining the pump and sender into a single assembly, it simplifies service on vehicles that rely on an electric in-tank fuel module. This part supports consistent fuel supply to the engine while also reporting tank level to the instrument cluster. It fits 2014-2016 Mercedes-Benz E250 and 2011-2013 Mercedes-Benz E350, making it a focused replacement for those model years.

Hella’s product line is known for OE-style electrical and fuel system components, and this assembly follows that approach with an integrated design and application-specific fitment. The 358146011 cross-references Dorman - HELP 77250 for the same application.

What It Helps Address

• Hard starting caused by weak or inconsistent fuel delivery
• Fuel gauge readings that are inaccurate or unstable
• Fuel starvation from a failing in-tank pump module
• Service issues tied to a worn sender unit
• Replacement needs on Mercedes-Benz E250 and E350 fuel systems

Installation Notes and Tips

Verify the vehicle’s year, model, and electrical connector configuration before installation. This assembly uses a 4-pole connection and includes a seal, so inspect the tank opening and surrounding components for wear or contamination during service. Confirm the existing fuel system layout matches the listed fitment for 2014-2016 Mercedes-Benz E250 or 2011-2013 Mercedes-Benz E350 before replacing the module.

Quality Assurance

Hella manufactures automotive electrical and fuel system components with application-specific fitment and integrated module design. Part number 358146011 is built for the listed Mercedes-Benz applications and supports direct replacement service where the original fuel pump and sender assembly is required.