Audi A1 8X VW Golf Mk7 1.4 TSI CZCA Fuel Pipe High Pressure Line 04E130241AC

Audi A1 8X VW Golf Mk7 1.4 TSI CZCA Fuel Pipe High Pressure Line is a component from the Lines, hoses and pipes group, designed for operation in the TSI gasoline fuel system. The offered Audi brand component ensures precise delivery of high-pressure fuel to the fuel rail, which directly impacts the stable operation of the engine and driving refinement.

Specifications and technical data

• SKU: 04E130241AC
• Mark: Audi
• Condition: Used
• OEM Part Number: 04E130241AC
• Substitutable numbers: 04E130241AC, 04E 130 241 AC
• Rim width: 6
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The high-pressure fuel pipe in the 1.4 TSI CZCA engine is responsible for a tight and secure connection between the high-pressure pump and the engine fuel supply components. In direct gasoline injection systems, stable fuel pressure is crucial for correct dosing; therefore, a properly selected pipe reduces the risk of pressure drops, uneven engine operation, or starting issues.

In vehicles such as the Audi A1 8X and VW Golf Mk7, the high-pressure pipe operates under demanding thermal and mechanical conditions. Using an original solution from the same design group allows for maintaining the factory operating parameters of the fuel system, which translates into predictable vehicle behavior and proper cooperation with the control electronics.

Construction and fitment for the 1.4 TSI CZCA unit

The offered pipe belongs to the category of rigid and semi-rigid fuel system components, designed to operate at high working pressures. The shape, internal diameter, and connection method of the pipe are adapted to the architecture of the 1.4 TSI CZCA engine, which facilitates installation in the engine bay without the need to modify other sub-assemblies.

Factory mounts and support points for the pipe are matched to the stock brackets in the Audi A1 8X and VW Golf Mk7, which minimizes stress and vibrations during engine operation. As a result, the pipe maintains a stable position, and the risk of leaks resulting from vibrational wear is limited.

Condition, application, and service aspects

The item is offered as a used part, which is a cost-effective solution for servicing vehicles that are used intensively or have higher mileage, where reasonable repair costs are important while maintaining components consistent with the factory design. Replacing the high-pressure pipe is recommended in situations where there are signs of leaks, signs of corrosion on the connectors, or problems with maintaining fuel pressure.

When installing the high-pressure pipe in a TSI system, it is worth paying attention to:

• correct routing of the pipe relative to engine accessories,
• cleanliness of the seats and connectors before tightening,
• use of appropriate tightening torques in accordance with service documentation,
• leak check after the first engine start.

Benefits of using an original Audi pipe

Using a high-pressure fuel pipe originating from the same design family as the factory equipment of the Audi A1 8X and VW Golf Mk7 allows for maintaining the consistency of the fuel system with the manufacturer's specifications. This solution is particularly beneficial in turbocharged vehicles, where stable fuel pressure affects performance, fuel consumption, and exhaust emissions.

By choosing this element, you gain:

• a component matched to the 1.4 TSI CZCA engine architecture,
• preservation of the factory pipe routing geometry,
• reduction of the risk of engine control unit adaptation problems after repair,
• consistency with other fuel system elements from the Lines, hoses and pipes group.

Expanding fuel and powertrain system service

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

For drivers interested in a broader look at technical solutions used in Audi and VW vehicles, including how the fuel system works with all-wheel drive, material comparing different AWD systems may be helpful. More information can be found in the article xDrive, 4Matic, quattro or 4Motion – a comparison of AWD systems from BMW, Mercedes, Audi, and VW.