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 component from the Fuel filler flaps and caps group, designed for diesel fuel systems in Renault vehicles. This used black cap ensures a tight seal of the filler neck, stabilizing the fuel system's operation and reducing the risk of contaminants entering the tank.

Specifications and technical data

• SKU: A4534700005-1
• Mark: Renault
• Condition: Used
• OEM Part Number: A4534700005-1
• Substitutable numbers: A4534700005, A 453 470 00 05, 7700812369
• Fuel type: Diesel
• Color: Black
• Category: Fuel Tank Caps

Purpose and technical function

The presented cap is a functional component of the fuel system in diesel-powered vehicles, where the tightness of the filler neck has a direct impact on operational safety and the stability of the engine's performance parameters. The design of the cap has been engineered to ensure:

• secure closure of the fuel filler neck,
• protection against the ingress of water, dust, and other contaminants,
• maintenance of proper pressure conditions within the tank.

This solution is particularly important in modern diesel fuel systems, where sensitive components such as injectors or the high-pressure pump require the cleanest possible fuel.

Performance parameters and fitment

The cap is intended for Renault vehicles with diesel engines that utilize a specific filler neck geometry. As a result, installation is straightforward and predictable, without the need for any modifications to the housing. The black color facilitates aesthetic integration with the filler area, regardless of the vehicle's body color.

The component belongs to the Fuel filler flaps and caps group, meaning it has been designed to operate in direct contact with fuel and varying atmospheric conditions. The materials used in production are resistant to typical operational stresses, such as contact with diesel fuel, temperature fluctuations, and UV radiation.

Benefits of using an original cap

Using an original fuel filler cap in a Renault vehicle translates into a number of practical benefits:

• Stable system tightness – reduction of fuel evaporation and minimization of the risk of contaminants entering the tank.
• Proper cooperation with the fuel system – the cap is adapted to the specifics of diesel fuel systems, which helps maintain correct operating parameters.
• Aesthetic fit – the black finish blends well with most factory fuel filler recesses.
• Hassle-free installation – the design, intended for a specific application, eliminates the need for universal solutions.

Fuel system application and operation

In diesel vehicles, the fuel filler cap plays a vital role in protecting the entire fuel system. A leak or improper closure can lead to the ingress of moisture and solid particles, which in the long term increases the load on fuel filters and precision components. Replacing a worn cap with a functional one is a simple yet effective preventive measure.

If you want to better understand how the fuel filler cap fits into the operation of the entire fuel system, it is worth checking out the educational material describing the diagnostics and operation of fuel components – this is discussed in detail in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", where you will find practical tips on selecting components by OEM numbers and operating principles.

Expanding the scope of service work

If you are planning a comprehensive repair or upgrade 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 out the available parts in the Renault fuel filler flaps and caps category.

For vehicles used intensively, especially in mixed or fleet cycles, the selection of appropriate fuel system components and associated parts, such as the fuel filler cap, has a direct impact on the durability of sub-assemblies and the predictability of engine operation. A properly selected, original component from this group provides a solid foundation for further service activities.