BMW X3 F25 18d 20dX N47N Diesel Engine Fuel Injection Injector System Set

The BMW X3 F25 18d 20dX N47N Injector Set is a complete set of components from the diesel fuel system, designed for diesel engines in the BMW X3 F25 18d and 20dX models with the N47N unit. The set is from a dismantled vehicle, allowing for a favorable price while maintaining the original performance characteristics of the diesel engine.

Specifications and technical data

• SKU: 7810702-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7810702
• Substitutable numbers: 7810702, 13537810702, 13537800601, 7800601, 13537809128, 7809128, 13534740787, 4740787, 7810696, 13518597819, 8597819, 13518571796, 8571796, 13514740613, 4740613, 13517810697, 7810697, 13537810789, 7810789, 13537810786, 7810786, 7810785
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Technical Characteristics

The presented injector set for BMW X3 F25 is designed to work with the N47N diesel engine. The design of the injection system in this model is responsible for precise fuel delivery, stable engine operation, and maintaining appropriate combustion parameters across the entire load range.

The components of the set come from the original BMW production line, which means maintaining the correct spray pattern geometry, appropriate operating pressures, and compatibility with the factory engine control unit. This allows for the restoration of correct fuel system operation without the need for software modifications.

Benefits of Using an Original Injector Set

Using original BMW injector nozzles in the N47N diesel engine helps reduce the risk of problems typical for lower-quality aftermarket alternatives. Key advantages include:

• Factory Fitment – maintaining the correct injection angle and fuel spray pattern, consistent with the control unit's maps.
• Stable Idle Operation – reducing vibrations and uneven engine running, particularly noticeable in diesel engines.
• Improved Diesel Driving Experience – enhancing throttle response and smoother acceleration across the entire RPM range.
• Optimal Combustion – supporting the maintenance of proper fuel consumption and reducing smoke under load.

Application in the N47N Diesel Engine

The N47N engine is a modern diesel unit where precise diesel injection is crucial for durability and performance. The injector set offered here is designed specifically for this configuration, allowing for:

• Restoration of correct injection pressure across the entire RPM range,
• Reduction of injector overflow risk and associated control unit errors,
• Stabilization of cold starts, which is particularly important for diesel engines operated in lower temperatures.

By maintaining compliance with the factory specifications, the injection system works with other engine components without the need for mechanical adaptation.

Condition, Origin, and Installation Aspects

The offered BMW injector set comes from a dismantled vehicle, allowing for the reuse of original components in further operation. Before installation, the standard workshop procedure is recommended: parameter verification on a test bench, leak testing, and checking for correct operation under load. This approach facilitates trouble-free installation in the vehicle and minimizes downtime.

Due to the nature of high-pressure systems, installation should be performed by a workshop experienced with BMW diesel engines, adhering to the correct tightening torques and fuel system bleeding procedures.

Technical Support and Additional Materials

When diagnosing problems with the diesel fuel system, it is worth consulting educational materials. Detailed information on the symptoms and consequences of injector damage can be found in the article: Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails. This is a practical source of knowledge for mechanics and owners of diesel-powered vehicles.

If you are considering the choice between repair and installing used parts, the material: Reconditioned or Used Original – Which Part to Choose for Repair? may also be helpful, discussing the advantages of using original dismantled components in terms of repair cost-effectiveness.

Other BMW Injector Nozzles

If you are also looking for other BMW injector nozzles for different models or engine configurations, check out our dedicated category: BMW Injector Nozzles. This will allow you to easily compare available solutions within a single product group and select components suitable for your specific diesel engine.