BMW E65 E66 Fuel Injector Feeding Line Petrol 7524279

BMW E65 E66 Fuel Injector Power Cable Petrol is an original fuel system component designed for petrol engines in the luxurious 7 Series sedans. It ensures a stable fuel supply to the injector, which translates to smooth engine operation and proper response to load.

Specifications and technical data

• SKU: 7524279
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7548990
• Substitutable numbers: 13537548990, 7548990, 13317524279, 7524279
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The petrol fuel injector power cable is responsible for precisely delivering fuel at the correct pressure to the injector nozzle. In BMW E65/E66 vehicles, the proper functioning of this component is crucial for:

• stable idle engine operation – reducing misfires and uneven engine running,
• correct fuel delivery – maintaining the proper mixture across the entire RPM range,
• efficient hot and cold starting – minimizing starting issues caused by insufficient injector supply.

Selecting the correct power cable is particularly important for petrol engines, where the injection system operates under demanding pressure and temperature conditions.

Compatibility and Benefits of Using BMW Parts

The offered component is part of the original BMW components group, meaning it is a perfect fit for the fuel system design in E65 and E66 models. Using a cable from the same part family as the factory equipment ensures:

• matching geometry and connection diameters – no need for installation modifications,
• correct cable routing in the engine bay – minimizing the risk of chafing and leaks,
• consistency with factory petrol system parameters – maintaining the engine's performance characteristics as intended by the manufacturer.

This solution is particularly recommended for professional repairs where compliance with service documentation and predictable vehicle behavior after component replacement are paramount.

Technical Characteristics in the Context of a Petrol Engine

The cable has been designed for operation in a petrol fuel system, which involves different requirements than for diesel engines. The cable's construction must ensure:

• resistance to petrol fuel and performance additives,
• dimensional stability under temperature changes in the engine bay,
• tight connections to the fuel rail and injector across the entire operating pressure range.

The proper condition of the power cable directly impacts operational safety – leaks in the petrol injection system area can lead to fuel spills, power loss, and engine control unit errors.

Component Condition and Service Application

The offered cable is part of the used BMW parts group, allowing for an economical repair of the fuel system while maintaining original construction. This type of component is often chosen in situations where:

• a damaged cable needs replacement after a collision or mechanical intervention,
• there are issues with leaks around the petrol injector,
• a comprehensive service of the injection system is being performed on E65/E66 models.

Replacing the power cable with a component from the same design family helps reduce the risk of mismatch, which is typical for universal aftermarket alternatives.

Technical Support and Related Parts

If you are looking for other parts in the BMW injector nozzles category for your vehicle, check out our dedicated offer: BMW injector nozzles. This will allow you to easily select compatible fuel system components within the same brand.

When working with injection systems, it is useful to know the typical symptoms of wear and diagnostic methods. The following guide describing the symptoms and consequences of injector faults may be helpful: injector faults – symptoms, consequences, and diagnostics. This will help you better assess the condition of the entire system and plan further service activities.