BMW F20 F21 F22 F30 F32 LCI B47 High Pressure Fuel Pump 8472282

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 F21 F22 F30 F32 LCI B47 High Pressure Fuel Pump is an original high-pressure fuel pump designed for BMW F-series diesel engines with the B47 unit after the facelift (LCI). This component is responsible for precisely generating high pressure in the common rail system, which translates into stable engine operation, correct fuel dosage, and efficient performance of the entire injection system. Thanks to the factory BMW design, the pump ensures proper fitment, correct operating parameters, and compatibility with the vehicle's electronics.

Specifications and technical data

• SKU: 8472282-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8472282
• Substitutable numbers: 13518472282, 8472282, 13518597647, 8597647, 13518511627, 8511627, 8511626, BG
• Fuel type: Diesel
• Category: Fuel Pumps & Sending Units

Application and function in the diesel fuel system

The high-pressure fuel pump in the B47 engine is responsible for increasing diesel pressure to the values required by common rail system injectors. A properly functioning pump:

• ensures stable pressure in the fuel rail across the full load range,
• enables precise fuel dosing by the engine control unit,
• reduces the risk of jerking, power drops, and starting problems on both warm and cold engines,
• supports the maintenance of correct combustion and exhaust emission parameters.

For B47 units in F20, F21, F22, F30, and F32 models after the facelift, using the correct high-pressure pump is crucial for maintaining ECU calibration consistency, correct injector operation, and the durability of the entire fuel system.

OEM design and compatibility with the B47 engine

The offered pump comes from the Fuel pumps and level sensors group and is factory-designed for the specifications of the B47 engine in versions used in BMW F-series models after the facelift. This means:

• retention of original mounting points on the engine block,
• compatibility with factory high-pressure and supply lines,
• cooperation with the stock engine controller and fuel pressure sensors,
• appropriate performance characteristics matched to the power and injection maps of the B47 unit.

As a result, installation is plug-and-play – without the need for mechanical modifications or mounting adaptations, while maintaining factory control logic.

Operating characteristics and benefits of using OEM parts

The high-pressure fuel pump in a diesel engine operates under demanding conditions – with high mechanical loads and high operating pressure. Using an original BMW component allows you to maintain:

• stable fuel pressure across the entire RPM range, which improves engine refinement,
• correct throttle response, without delays resulting from pressure shortages,
• consistency with factory fuel system protection strategies (limp modes, OBD diagnostics),
• the ability to perform further diagnostics and service according to BMW procedures.

Compared to aftermarket replacements, the original high-pressure pump ensures better fitment for the specific engine version and controller software, which is particularly important in modern diesel units.

Condition, verification, and selection for a specific vehicle

The item is offered as a used high-pressure pump, which allows for a significant reduction in repair costs while maintaining the original BMW specification. Before installation in the vehicle, it is recommended to:

• check compatibility with the OEM part number and interchangeable numbers in service documentation,
• verify the application regarding the B47 engine generation and body version (F20, F21, F22, F30, F32 LCI),
• have the installation performed by a workshop experienced in servicing BMW common rail systems.

This approach minimizes the risk of incorrect selection and allows you to fully utilize the potential of the original high-pressure pump in your car.

If you are planning a comprehensive repair or upgrade of the fuel supply system in your BMW and need other components from the same group, such as low-pressure pumps, supply modules, or fuel level sensors, check the available parts in the BMW fuel pumps and level sensors category.

Technical support and additional information

When planning the repair of modern diesel supply systems, it is worth paying attention to the cooperation of the high-pressure pump with the vehicle's electronics – the engine controller, sensors, and modules monitoring system operation. To better understand when it is worth choosing components from the secondary market and how to select them safely, see practical tips in the article The second life of electronics – when is it worth opting for used engine controllers, comfort modules, and parking sensors?.

If you want to reduce vehicle downtime at the workshop and better plan the replacement of fuel system components, the tips from the post No more weeks of waiting – how a wide assortment in one warehouse actually shortens your car's downtime at the mechanic? may be helpful, where it is described how to use a wide selection of used parts for faster repair completion.