Audi A7 4G Fuel Injection Line Pressure Pipe Rail Right O/S 3.0 TDI 059130090CM

Audi A7 4G Fuel Injection Line Pressure Pipe Rail Right O/S 3.0 TDI is an original diesel fuel system component designed for the right side of the diesel engine. This used fuel rail with pipe allows for maintaining the factory performance characteristics of the diesel engine, ensuring stable fuel supply at the correct pressure. It is a solution for users who expect consistency with the original Audi design and a technically correct component replacement.

Specifications and technical data

• SKU: 059130090CM
• Mark: Audi
• Condition: Used
• OEM Part Number: 059130090CM
• Substitutable numbers: 059130090CM, 059 130 090 CM
• Location on the vehicle: Right
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The described fuel rail with pipe has been designed for operation in the 3.0 TDI diesel engine, where it is responsible for distributing fuel to the injectors on the right side of the unit. This component works with the common rail system, stabilizing diesel flow and enabling precise fuel dosing by the engine control unit. By maintaining the original geometry and connections, the rail ensures proper routing of lines and a tight connection with other system components.

Construction and fitment for Audi A7 4G

The fuel rail with pipe is structurally matched to the engine bay of the Audi A7 4G generation, taking into account the limited installation space on the right side. Properly shaped pipe sections and the arrangement of connection ports allow for collision-free installation relative to engine accessories, the intake manifold, and covers. Using an original solution reduces the risk of stress on the joints, which is crucial for the long-term tightness of the fuel system.

Benefits of using an original fuel rail

Using a factory fuel rail with pipe in an Audi A7 4G 3.0 TDI offers a number of practical benefits:

• maintaining fuel system performance parameters in accordance with manufacturer specifications,
• proper fuel routing in the diesel engine, taking pressure requirements into account,
• compatibility with existing mounts and accessories on the right side of the unit,
• reducing the risk of leaks resulting from the poor fit of aftermarket replacements.

For the user, this means more predictable engine operation, easier diagnostics, and the ability to perform maintenance in accordance with Audi technical documentation. In high-pressure systems, using a component with the correct specification is crucial for injector stability and the protection of the high-pressure pump.

Characteristics of the used component

The offered fuel rail with pipe is a used part, sourced from dismantling. This type of part is a reasonable choice for repairs where it is important to maintain the original fuel system design while optimizing costs. A used OEM component allows for installation without the need for system modifications, and its operating parameters are close to factory standards, provided that other system elements (pump, injectors, return lines) are in good technical condition.

Installation and maintenance recommendations

When replacing the fuel rail with pipe in an Audi A7 4G 3.0 TDI, it is recommended to:

• inspect the condition of connection ports and sealing surfaces,
• use new seals in accordance with manufacturer recommendations,
• thoroughly clean the installation area of solid contaminants,
• check the system for leaks after the first engine start.

This approach minimizes the risk of fuel leaks and facilitates subsequent diagnostics of any irregularities in the fuel injection system. For workshops specializing in diesel engine service, this is a component that can be included in standard fuel system repair procedures.

If you are planning a comprehensive repair or upgrade of the fuel system area in your Audi and need other elements from the same group, such as supply lines, return hoses, or high-pressure pipes, check the available parts in the Audi lines, hoses, and pipes category.

For users who are simultaneously servicing the air conditioning or cabin heating system and want to select appropriate OEM components, a guide on the selection and operation of these systems may be helpful – you will find detailed tips in the article Air conditioning and heating – part selection and maintenance for year-round comfort.