BMW X5 E70 LCI X6 E71 40dX N57S Diesel Fuel Pump Injector Injection System Set

BMW X5 E70 LCI X6 E71 40Dx N57S Fuel Pump Injection System Complete Kit is a complete component of the diesel fuel supply system, designed for BMW N57S diesel engines in the X5 E70 LCI and X6 E71 40d models. The kit is designed as an OEM solution, ensuring proper fuel supply parameters and stable engine operation.

Specifications and technical data

• SKU: 7805430-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7805430
• Substitutable numbers: 7805430, 13537805430, 13537805431, 7805431, 13537812055, 7812055, 13537800600, 7800600, 0 415 216 031, 0415216031, 7800124, 13537800124, 7805419, 0 445 010 623, 0445010623, 13537808099, 7808099, 13537808100, 7808100
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Technical Characteristics

The presented fuel pump injection system kit is dedicated to diesel engines, which guarantees compatibility with the factory configuration of the N57S unit. The kit's design is adapted to the high operating pressures typical of modern injection systems, which translates into precise fuel metering and stable engine operation across the full load range.

The components included in the kit work with the vehicle's factory electronics and engine accessories, making it possible to maintain original performance parameters and correct torque characteristics. The system has been developed with the aim of maintaining the correct fuel rail pressure, which is crucial for the durability of the injectors and the protection of the engine.

Application in BMW Vehicles

The complete fuel pump injection system is intended for BMW X5 E70 LCI and BMW X6 E71 models in the 40d versions with the N57S engine. Using a component that complies with the factory specification allows for seamless integration with the existing fuel supply system and minimizes the risk of incorrect engine operation after replacement.

The selection of the correct kit is particularly important for high-performance diesel engines where the injection system operates under heavy load. A properly selected kit helps maintain stable combustion parameters, reduce smoke, and ensure adequate vehicle dynamics.

Condition, Verification, and Benefits of Installation

The offered kit comes from the category of used OEM parts, which means it is an original BMW component, not a replacement of unknown origin. Choosing such a solution allows for maintaining factory mechanical fit and compatibility with the engine control system, which is particularly important for precise diesel injection systems.

Installing a complete fuel pump injection system in place of a worn or damaged component can bring tangible operational benefits, such as:

• improved idle stability and reduced engine vibration,
• more predictable throttle response due to correct fuel pressure,
• reduced risk of injector damage resulting from improper fuel supply,
• maintenance of factory fuel consumption parameters, which contributes to the protection of the particulate filter and other exhaust system components.

Diagnostics, Operation, and Technical Knowledge

The injection system in a diesel engine is one of the most heavily loaded accessory components, so in case of symptoms such as starting difficulties, power loss, or uneven running, it is worth considering checking and potentially replacing the pump and its accessories. A correctly selected and functional kit helps minimize the risk of costly engine failures and shorten diagnostic time.

If you want to better understand the symptoms of wear in diesel fuel supply components, you can find practical information on symptoms and consequences of neglect in the article: Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails. This is a valuable addition to your knowledge when planning repairs or upgrades to the injection system.

Related Products and System Expansion

If you are looking for other components in the BMW injector nozzles category for your vehicle, check out the BMW injector nozzles available in our store to complete the entire fuel supply system in accordance with the manufacturer's factory specifications. This allows you to build a cohesive, technically matched set that will facilitate servicing and future diagnostics.