BMW Fuel Pump and Sender Assembly - Genuine BMW 16117314804

Product Information

BMW Fuel Pump diagram for X3, X4

The fuel pump and sender assembly is an integrated unit located inside the fuel tank that delivers pressurized fuel to the engine while monitoring fuel level for the gauge cluster. The pump ensures consistent fuel flow for proper engine performance, while the sender uses a float mechanism to provide accurate fuel level readings. Built with durable materials and engineered for precise operation, the assembly is critical for reliable starting, efficient combustion, and accurate fuel monitoring.

• Hard starting or engine stalling – caused by insufficient fuel delivery.
• Inaccurate or erratic fuel gauge readings – due to a failing fuel level sender.
• Loss of power under load or hesitation during acceleration – indicates a weakening or failing pump.

About Genuine BMW

The original parts used by BMW to build your car are available as replacement parts under the “Genuine BMW” brand. When ordering a Genuine BMW part you are guaranteed to get the same part that you would pick up from your local dealerships part department. Genuine BMW parts have been built to BMW’s stringent standards and are the same quality of the original parts used to build your Ultimate Driving Machine.

You may not realize this, but the parts that make up your BMW are not necessarily manufactured by BMW. No cause for concern, as BMW designs the part, hires a manufacturer, and ensures its quality to you. In fact, many of these manufacturers have been making parts for BMW for decades. In our industry these manufacturers are called OEM (Original Equipment Manufacturers), and these are often brands you recognize, including Lemforder, ZF, Sachs, Bosch, Valeo, Zimmermann, Siemens VDO, Corteco, and more. Don’t be surprised to open that Genuine BMW parts box and find an OEM branded part inside, simply with the addition of a BMW logo.

Be sure to keep an eye out for OE tags on our product pages to quickly identify parts coming direct from OE manufacturers. That extra bit of insight could save you some serious money while shopping! Refer to our OE Academy for further information regarding the OE/OEM tags throughout the site.