Fuel Filler Cap Mercedes Citan W415 Renault Trafic 3 Tank Cover Black 7700812369

Visual condition of the part

The product shows signs of use visible in the photos.

Fuel Filler Cap Mercedes Citan W415 Renault Trafic 3 Tank Cover Black is an original, used fuel filler cap from the Fuel filler flaps and caps group, designed for Renault vehicles with a diesel engine. It ensures a tight seal of the tank neck, stabilizing the operation of the fuel system in diesel-powered cars and reducing the risk of contaminants entering the tank.

Specifications and technical data

• SKU: A4534700005
• Mark: Renault
• Condition: Used
• OEM Part Number: A4534700005
• Substitutable numbers: A4534700005, A 453 470 00 05, 7700812369
• Fuel type: Diesel
• Color: Black
• Category: Fuel Tank Caps

Purpose and technical function

The presented fuel filler cap has been designed for commercial and passenger vehicles equipped with diesel engines. Its task is to maintain the proper tightness of the refueling system, which is important for both operational safety and the correct operation of the fuel system. The design of the cap is adapted to the geometry of the filler neck, which allows for secure seating and repeatable, stable closing after every refueling.

This component limits fuel evaporation and minimizes the risk of water, dust, or other contaminants entering the tank, which could negatively affect the injectors, fuel pump, and other components of the supply system. As a result, the cap supports the maintenance of proper diesel engine operating parameters and helps preserve the long-term efficiency of the subassemblies.

Construction, color, and fitment

The cap is finished in Black, which allows for an aesthetic match to most standard fuel fillers used in Renault vehicles and structurally related models. The dark color is practical for daily use, effectively masking typical operational dirt and blending in with factory body elements and the filler recess.

Its original origin from the Renault group ensures a proper fit with the filler socket – the cap is designed for specific diameters and neck shapes, which facilitates installation and daily handling. The user receives a component that, once correctly installed, does not require additional adjustment, and its operation is limited to standard unscrewing and screwing during refueling.

Benefits of using an original diesel fuel filler cap

Using an original fuel filler cap in a vehicle with a diesel engine brings measurable operational benefits:

• maintaining the tightness of the refueling system and reducing fuel loss,
• protecting the interior of the tank from external contaminants,
• supporting the correct operation of the fuel system under daily operating conditions,
• aesthetic match to the factory finish of the filler recess thanks to the black color.

For commercial vehicles that are often refueled in varied conditions, a properly selected fuel filler cap is significant for the durability of the entire supply system. Choosing an original, used component allows for maintaining factory fitment parameters while optimizing service costs.

Practical application and operation

The fuel filler cap from this offer is intended for diesel-powered systems, which is important when selecting parts in the context of compatibility with tank venting and the characteristics of diesel fuel. Proper closing of the filler after refueling limits the risk of moisture entering the tank, which is particularly important in diesel engines sensitive to the presence of water in the fuel.

When replacing the cap, it is worth paying attention to the condition of the filler neck and the seals in the socket. A correctly selected element, coming from the same design group, facilitates maintaining a repeatable closing position and comfortable handling at the gas station. Stable closing of the cap translates into predictable vehicle behavior in daily operation, without the need for additional adjustments.

Technical support and additional materials

To better understand the impact of fuel filler tightness on the operation of the entire supply system, it is worth checking out the guide on diagnostics and operation of the fuel system – you will find information there about injectors, pumps, and the fuel tank, as well as practical tips regarding part selection by OEM numbers: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are planning a comprehensive repair or modernization of the fuel filler area in your Renault and need other elements from the same group, such as additional caps, flaps, or filler covers, check the available parts in the category Renault fuel filler flaps and caps.