BMW E82 E90 E91 E92 135i 335i N54 Fuel Feed Rail Line Sensor 7622231

The BMW E82 E90 E91 E92 135i 335i N54 Fuel Line Pressure Sensor is an original BMW component designed for precise fuel delivery and integration with the pressure sensor in the N54 engine. This used fuel line offers a functional service solution for drivers aiming to restore the correct fuel system parameters in their sporty BMW 1 and 3 Series models.

Specifications and technical data

• SKU: 7622751
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7558522
• Substitutable numbers: 13537622751, 7622751, 13537622231, 7622231, 13534549609, 4549609, 13537545725, 7545725, 13534548598, 4548598
• Category: Coolant Hoses

Vehicle Application and Function

The offered fuel line with pressure sensor is dedicated to the N54 engine found in BMW E82, E90, E91, and E92 models, specifically the 135i and 335i variants. This component ensures stable fuel flow and transmits pressure information to the engine control unit, directly impacting:

• correct fuel metering across the entire load range,
• maintaining smooth engine operation,
• reducing the risk of power loss due to inaccurate pressure readings.

Thanks to its factory-original geometry and connectors, installation in place of the old part is straightforward and predictable.

Construction and Fitment for BMW N54

While categorized under Cooling System Hoses and Lines, this part functions within the fuel system and in conjunction with the pressure sensor. The original BMW construction ensures:

• appropriately selected hose diameter and flexibility,
• factory-fit connectors compatible with N54 engine ancillaries,
• compatibility with the original fuel pressure sensor.

This solution minimizes the need for modifications and maintains consistency with other fuel and cooling system components, as intended by the manufacturer.

Benefits of Using an Original BMW Fuel Line

Utilizing an original fuel line with a pressure sensor for the N54 engine offers several practical service benefits:

• Stable Fuel System Operation – accurate fuel pressure readings help prevent ECU errors and limp mode activation.
• Factory Fitment – the line is specifically designed for the N54 engine in E82, E90, E91, and E92 chassis, simplifying installation.
• Reduced Leakage Risk – properly matched connectors and seals minimize the chance of fuel leaks.
• Compatibility with Original Ancillaries – no need for adapters or modifications to the existing system.

This solution is particularly recommended for diagnosing fuel pressure issues, hesitation during acceleration, or recurring fuel system error codes.

Used Condition and Service Application

This part is a used item, sourced from disassembly, and offered as a used BMW fuel line. Such components serve as an economical alternative to new parts, especially for vehicles with high mileage or those undergoing modifications. Choosing an original used fuel line helps maintain factory-like system performance while reducing repair costs.

Relation to Cooling System and High-Temperature Operation

In turbocharged engines like the N54, the fuel system operates in close proximity to cooling system components and engine ancillaries exposed to high temperatures. A functional fuel line with a pressure sensor helps maintain stable engine operating parameters, even during hot summer conditions. To better understand the impact of temperature on engine components, consult the guide Summer Heat vs. Cooling System – Used Radiators and Fans for Economical Operation.

Other BMW Cooling System Hoses and Lines

If you are planning a comprehensive service for your N54 engine and require other components from the BMW Cooling System Hoses and Lines category, explore the available BMW cooling system hoses and lines in our store to find a complete solution tailored to your model.