BMW E60 E61 LCI E90 E91 E92 Fuel Pressure Sensor Regulation Valve Rail 7799610

BMW E60 E61 LCI E90 E91 E92 Fuel Rail Pressure Sensor 7799610 is an original component of the BMW diesel engine fuel system, designed for models of the 5 Series and 3 Series generations E60/E61 LCI and E90/E91/E92. The product, integrated with a pressure sensor, ensures stable operation of the fuel rail in modern diesel units, which translates to smooth running and correct fuel dosage.

Specifications and technical data

• SKU: 7799610-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7805728
• Substitutable numbers: 7799610, 13537799610, 7805728, 13537805728, 7805733, 13537805733, 7787167, 13537787167
• Fuel type: Diesel
• Category: Fuel Injectors

Technical Characteristics of the BMW Fuel Rail

The presented fuel rail with pressure sensor is a component of the common rail system in Diesel BMW engines. It is responsible for storing fuel under high pressure and distributing it evenly to the injectors, while the integrated sensor provides the engine control unit with precise information about the current rail pressure.

Thanks to its factory OEM design, the rail maintains the correct geometry of the fuel channels, which contributes to pressure stabilization across the entire load range. A properly functioning pressure sensor enables precise fuel dosage control, which affects running smoothness, performance, and exhaust emissions.

Intended Use and Compatibility with Diesel Engines

The fuel rail is designed for use in BMW E60/E61 LCI and E90/E91/E92 vehicles with diesel engines. Using an original BMW solution allows for maintaining:

• consistency with the factory injection system – no need for fuel system modifications,
• proper cooperation with injectors and the engine control unit,
• appropriate pressure characteristics across the entire range of RPM and loads.

This is particularly important in modern diesel units, where incorrect fuel pressure parameters can lead to power loss, limp mode, or starting problems.

Condition, Origin, and Benefits of Using OEM Parts

The offered BMW fuel rail is a used part, sourced from disassembly, and is an original BMW part. Choosing OEM parts for the diesel fuel system allows for maintaining factory operating parameters and reducing the risk of problems arising from the use of imprecise aftermarket replacements.

• Original geometry and channel diameters – maintaining proper fuel flow.
• Factory integrated pressure sensor – correct communication with the engine control unit.
• Better parameter repeatability compared to cheap aftermarket alternatives.

For users who want to maintain their car in accordance with the manufacturer's specifications, using an original fuel rail is a technically safe and predictable solution.

Role of the Fuel Rail in the Diesel Injection System

The fuel rail with pressure sensor is a key component of the common rail system. Its proper functioning influences:

• stable fuel pressure supplied to the injectors,
• precise fuel dosing depending on load and engine speed,
• reduction of pressure fluctuations that can accelerate injector wear.

In case of improper operation of the fuel rail or pressure sensor, symptoms such as difficult starting, jerking, power loss, or error codes stored in the engine control unit may appear. To better understand the symptoms and consequences of failures, it is worth reading the article Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails, which discusses typical injection system problems.

If you are interested in a broader context of the entire fuel system's operation, including injectors, pumps, and the fuel tank, the technical material Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair will also be helpful, containing practical tips for diagnostics and operation.

BMW Injector Nozzles – Selection and Offer

If you are also looking for other components in the BMW injector nozzles category for your car, check out our dedicated offer: BMW injector nozzles. There you will find a wide selection of fuel injection system components tailored to various BMW models and generations, making it easier to assemble a complete set of fuel supply elements.

Summary

BMW E60 E61 LCI E90 E91 E92 Fuel Rail Pressure Sensor 7799610 is an original common rail component designed for BMW 5 Series and 3 Series diesel engines. Using the factory fuel rail with a pressure sensor allows for maintaining correct engine operating parameters, ensuring stable fuel pressure, proper cooperation with injectors, and compliance with the vehicle manufacturer's specifications.