BMW 5 Series E60 E61 525d M57N Injector Fuel 13537794652 7794652

BMW E60 E61 525d M57N Injector is an original component of the diesel engine fuel system, designed for the M57N unit in BMW 5 Series E60 and E61 525d models. The precisely selected injector nozzle ensures proper diesel fuel metering, stable engine operation, and correct combustion parameters in a Diesel engine.

Specifications and technical data

• SKU: 7794652
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7794652
• Substitutable numbers: 13537794652, 7794652
• Fuel type: Diesel
• Category: Fuel Injectors

Technical Characteristics of the BMW 525d M57N Injector

The presented component belongs to the Injector Nozzles category and is designed to work with the Diesel engine in the BMW 525d M57N. The injector's design allows for precise fuel atomization in the combustion chamber, which translates to:

• stable engine operation across the entire RPM range,
• proper refinement of the diesel unit's operation,
• efficient use of diesel fuel while maintaining appropriate mixture parameters.

A properly selected injector nozzle is crucial for protecting pistons, valves, and the turbocharger, as it affects combustion temperature and the even load distribution across individual cylinders.

Purpose and Application in the Fuel System

The Injector for BMW E60/E61 525d M57N operates in the direct injection system of a diesel engine. Its task is to:

• accurately measure the fuel dose depending on load and engine speed,
• maintain the correct injection pressure within the parameters specified for the M57N unit,
• ensure uniform fueling of all cylinders, which reduces vibrations and uneven idling.

Using the correct injector in a Diesel engine is important not only for performance but also for protecting the particulate filter, exhaust system, and emission levels.

Component Condition and Benefits of Choosing a Used OEM Part

The offered injector is an original BMW part from the aftermarket. Choosing a used OEM part allows for maintaining the original operating parameters of the injection system while optimizing service costs. Compared to low-quality aftermarket alternatives, an original injector nozzle provides:

• better compatibility with the M57N engine's ancillaries,
• preservation of the original injection characteristics,
• a lower risk of adaptation and coding issues with the engine control unit.

Before installation, it is recommended to perform professional fuel system diagnostics and, if necessary, a test on a bench to confirm the injector's operating parameters in the specific vehicle.

Diagnostics and Prevention of Diesel Injector Failures

A malfunctioning injector nozzle can cause starting difficulties, smoke, power loss, or increased fuel consumption. To better understand the symptoms and consequences of wear in the injection system components, it is worth reading the guide: diesel injector failures – symptoms, consequences, and diagnostics. This will help you choose the appropriate service strategy and avoid secondary engine damage.

Other BMW Injector Nozzles

If you are looking for other injector nozzles for BMW, check out our dedicated offer in the BMW injector nozzles category. This will allow you to easily compare available solutions for different models and engine versions of this brand.