Audi A4 B7 TDI Fuel Tank Flap Cap Cover Light Silver - Y7W 4E0010376R

Audi A4 B7 TDI Fuel Tank Flap Cap Cover Light Silver - Y7W is an original body component from the Fuel filler flaps and caps group, designed for diesel-powered vehicles. It serves as a functional and aesthetic addition to the side of the body, ensuring proper coverage of the fuel filler and a consistent look with the Light Silver Metallic – Y7W paint finish.

Specifications and technical data

• SKU: 4E0010376R-LS
• Mark: Audi
• Condition: Used
• OEM Part Number: 4E0010376R
• Substitutable numbers: 4E0010376R, 4E0 010 376 R
• Fuel type: Diesel
• Part type: Fuel Tank Cap
• Color: Light Silver Metallic - Y7W
• Category: Fuel Tank Caps

Purpose and technical function

The presented fuel tank flap is designed specifically for the TDI version, i.e., vehicles powered by diesel fuel. It is responsible for tightly closing the filler area, which limits the risk of dirt and moisture entering the area around the fuel cap and helps maintain proper operating conditions for the fuel system components.

Its original Audi origin ensures factory assembly tolerances, proper geometry, and correct operation with the hinge and opening mechanism used in the A4 B7 model.

Color and visual fit

The finish in Light Silver Metallic – Y7W allows for a consistent match to the factory body paint in this color, without the need for additional painting if the paint code matches the vehicle. The metallic coating provides the understated and elegant appearance characteristic of Audi, blending well with the A4 B7 body lines.

For owners of cars that have undergone local body and paint repairs, the flap can also serve as a base for repainting, while maintaining the correct shape and stampings consistent with the manufacturer's original design.

Performance characteristics of the used part

As a used part, the Audi fuel tank flap retains its construction and geometry in accordance with factory specifications, which facilitates installation in place of a damaged component. This type of component is particularly useful for post-accident repairs, replacement after parking damage, or correcting previous non-factory modifications.

Choosing an original, used body part often allows for cost savings compared to new aftermarket replacements, while maintaining proper fitment with the bodywork and correct operation of the opening mechanism.

Integration with the diesel fuel system

The flap is intended for cars with a diesel engine, which is significant both in terms of markings and typical use in TDI models. A properly functioning filler cover supports safe refueling, limits the risk of accidental damage to the cap, and helps keep the fuel filler area clean, which is important when operating diesel vehicles.

For drivers interested in a broader context of fuel system operation, including the tank, pumps, and injectors, an article describing the diagnostics and maintenance of these components may be useful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Selection, installation, and expansion of the Audi fuel filler area

It is always worth linking the selection of this flap with the verification of the fuel type and compatibility with the specific A4 B7 body version, which facilitates maintaining full functionality and aesthetics. Installation usually involves transferring the component to the existing hinge and opening mechanism, taking care around the painted edges.

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