BMW E46 E60 E87 E90 M47N2 M57N Diesel Fuel Injector 7793836

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E46 E60 E87 E90 M47N2 M57N Diesel Fuel Injector is an original fuel system component designed for BMW diesel engines, ensuring precise fuel dosing and stable engine performance. As part of the Injector nozzles group, it has been engineered for the correct diesel spray characteristics in modern M47N2 and M57N units. This is a solution for users who expect a proven component with factory-fitment for specific generations of BMW 3, 5, and 1 series models.

Specifications and technical data

• SKU: 7793836-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7793836
• Substitutable numbers: 7793836, 13537793836
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and compatibility with BMW engines

The presented fuel injector is dedicated to popular BMW M47N2 and M57N diesel units used in E46, E60, E87, and E90 models. The component's design is adapted to the operating parameters of diesel engines, which translates into correct injection pressure, proper fuel spray pattern, and stable combustion across the entire load range. As a result, the fuel system maintains proper operating refinement, and the engine can fully utilize its factory capabilities.

Diesel injector operating characteristics

The injector from this series is responsible for precisely delivering a dose of diesel fuel into the combustion chamber at a strictly defined moment of the engine cycle. In practice, this means:

• controlled fuel atomization, matched to the characteristics of BMW M47N2 and M57N engines,
• stable operation at idle and under load,
• correct response to changes in load and power demand,
• reduction of smoke resulting from improper injection.

A properly selected element from the Injector nozzles group has a direct impact on engine refinement, fuel consumption, and exhaust emissions. In the case of diesel engines, this is particularly important for the durability of the entire fuel system and engine accessories.

Condition, origin, and advantages of using a used part

The offered injector is a used item, sourced from a dismantled BMW vehicle, which allows for maintaining factory fitment for specific engine generations. Choosing an original used part is a solution that combines cost control with maintaining the correct technical specifications provided by the manufacturer. This type of component is particularly attractive for maintenance repairs, where it is crucial to restore the proper operation of the injection system without interfering with its design.

If you want to better understand how problems with fuel injection system components manifest in diesel engines and what the consequences of neglecting them are, read the article Diesel injector faults – how to recognize them and the risks of neglect, which discusses typical symptoms, diagnostic methods, and the effects of long-term driving with a faulty injector.

Benefits of installing an original BMW injector

Using an original fuel injector in a BMW diesel engine translates into a number of practical benefits in daily operation:

• maintaining the factory operating characteristics of the engine,
• correct fuel dosing across the entire RPM range,
• reducing the risk of rough idling, jerking, or starting problems on both hot and cold engines,
• better cooperation with the engine control electronics, which have been calibrated for a specific type of injector.

By choosing an original element from this group, you minimize the risk of problems resulting from an incorrect replacement, which is especially important in modern diesel units with high injection pressure.

Support for the circular economy

By choosing a used fuel injector from dismantling, you are actively supporting the reduction of raw materials and energy needed to produce new parts. This is a practical approach to car repair that allows you to combine budget-consciousness with a more responsible approach to vehicle maintenance. If you want to learn more about how choosing used components affects the environment and service costs, read the article Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.

If you are planning a comprehensive repair or upgrade of the injection system area in your BMW and need other elements from the same group, such as additional injectors, nozzles, or related injection components, check the available parts in the BMW Injector nozzles category.