Audi TT FV Fuel Tank Filler Flap Cap Cover 2.0 TFSI CHHC Petrol 8S0809857E

Audi TT FV Fuel Tank Filler Flap Cap Cover 2.0 TFSI CHHC Petrol is an original body component from the Fuel filler flaps and accessories group, designed for vehicles with a petrol engine. It ensures a tight closure of the filler neck, protects the fuel system against contamination and fuel loss, while maintaining the factory styling line of the TT FV model.

Specifications and technical data

• SKU: 8S0809857E-3
• Mark: Audi
• Condition: Used
• OEM Part Number: 8S0809857E
• Substitutable numbers: 8S0809857E, 8S0 809 857 E, 8J0010508AL, 8J0 010 508 AL
• Fuel type: Petrol
• Part type: Fuel Door
• Category: Fuel Flaps & Components

Purpose and technical function

The presented fuel filler flap with cap has been designed specifically for petrol-type fuel systems, which guarantees a proper fit to the filler design and the seals used for this type of fuel. The component is responsible for the physical protection of the filler neck, stable mounting of the cap, and maintaining the appropriate operating conditions of the fuel system during daily use. Thanks to the factory geometry and the correct profile, the flap works with the bodywork without the need for modifications, maintaining correct mounting gaps and the aesthetics of the side part of the vehicle. This solution is particularly important for post-accident repairs or when replacing a damaged body component in the area of the fuel filler.

Benefits of using an original fuel filler flap

Using an original component in the fuel filler area translates into a number of practical benefits:

• secure closing and proper tightening of the cap to the socket,
• maintaining the tightness of the fuel system during daily refueling,
• correct guidance of the flap relative to the bodywork during opening and closing,
• consistent appearance with other body components of the Audi TT FV. For the user, this means stable operation of the fuel system, no problems with closing, and an aesthetic fit to the body line. The original design minimizes the risk of leaks and improper fitment, which is typical for replacements with lower manufacturing precision.

Characteristics of the used component

The offered fuel filler flap with cap is a used part, sourced from dismantling. In practice, this type of component works very well as a replacement for a damaged element because it does not contain complex electronics, and its main tasks are mechanical closing, protection against external factors, and maintaining the tightness of the filler. In the case of the Audi body, using a used component allows for maintaining the factory fit while reducing repair costs. The used fuel filler cover is a particularly beneficial choice for body and paint repairs, where the consistency of the shape, mountings, and opening mechanism with the original vehicle design is important. Thanks to this, the installation proceeds smoothly, and the risk of problems with adjusting the flap position is limited.

Installation and operational tips

When replacing the fuel filler flap with cap, it is worth paying attention to:

• the condition of the hinge and mounting points to the body,
• the operation of the opening and closing mechanism,
• the condition of the seals around the cap and the filler socket,
• the correct alignment of the component relative to the body line after installation. Selecting a part compatible with the intended petrol fuel promotes trouble-free operation and reduces the risk of leaks in the long term. A correctly selected flap with cap supports the stable operation of the fuel system, especially in vehicles with TFSI units, where the tightness and cleanliness of the fuel are of significant importance for the durability of the equipment. 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 covers, seals, or accessory protections, check the available parts in the Audi fuel filler flaps and accessories category. To better understand the importance of a properly functioning fuel system and the impact of individual components on fuel dosing, it is worth reading the guide on our blog: Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?.