Mercedes W176 W205 W213 Fuel Flap Lock Actuator Mechanism A0008207703

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W176 W205 W213 Fuel Flap Lock Actuator Mechanism is a precision component from the Fuel filler flaps and accessories category, responsible for securely locking the fuel flap in selected Mercedes models. It enables the proper interaction of the locking mechanism with the vehicle's central locking system, ensuring secure access to the refueling system and stable operation during daily use.

Specifications and technical data

• SKU: A0008207703
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0008207703
• Substitutable numbers: A0008207703, A 000 820 77 03
• Category: Fuel Flaps & Components

Purpose and function of the actuator

The fuel flap lock actuator in Mercedes W176, W205, and W213 series models is responsible for automatically unlocking and locking the flap when the central locking system is operated. This component works with the vehicle's electrical system, converting the control signal into the mechanical movement of the bolt. As a result, the flap remains closed while the vehicle is parked and opens only when the driver unlocks the car.

This solution increases protection against unauthorized access to the fuel filler while maintaining convenience – the driver does not need to perform any additional actions beyond standard vehicle unlocking.

Construction and technical characteristics

The fuel flap lock actuator is a compact module combining an electrical part with a locking mechanism. The design is prepared for operation in the demanding environment of the vehicle body – near the wheel arch and fuel filler, where moisture, temperature changes, and road debris are present.

Key features of this component include:

• dedicated fitment for selected Mercedes W176, W205, and W213 body styles,
• designed for compatibility with the factory central locking system,
• locking mechanism adapted for repeated opening and closing cycles,
• housing adapted for installation in the fuel filler area.

Thanks to this, the actuator can be used as a replacement for the factory-installed component, restoring the correct operation of the fuel flap without the need for system modifications.

Benefits of using an original actuator

Using the correct fuel flap lock actuator in Mercedes cars translates into a number of practical benefits. Above all, it ensures consistent operation with the factory vehicle locking system, which reduces the risk of errors, fault messages, or locking issues.

The most important advantages include:

• maintaining the proper level of fuel filler security,
• stable operation of the flap mechanism during daily use,
• no need for adaptation or modifications to the electrical installation,
• preservation of the vehicle's original functionality according to the manufacturer's specifications.

In the event of an actuator failure, typical symptoms include problems with opening the flap, no reaction to the central locking signal, or the need for manual unlocking of the mechanism. Replacing it with a functional unit restores proper fuel filler operation and eliminates frustrating situations during refueling.

Component condition and installation recommendations

The offered actuator comes from the used parts group, which allows for an economical restoration of the fuel flap locking system while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard verification of the vehicle's electrical system and check the condition of the wiring harness leading to the fuel filler area.

During installation, it is worth paying attention to:

• proper routing of wires in the vicinity of the fuel filler,
• secure fastening of the actuator in the factory mounting points,
• checking the operation of the flap mechanism after assembly – open and close it several times using the remote or the central locking button.

This approach minimizes the risk of recurring faults and ensures stable system operation in the long term.

Fuel filler area and fuel system efficiency

A properly functioning fuel flap lock is one of the elements affecting the safe operation of the fuel system – it limits third-party access to the filler and helps maintain appropriate conditions around the cap and filler pipe. For drivers who want to better understand the relationships between individual components, a guide describing the operation of the entire engine fuel system may be useful. More information can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Related components in the Mercedes fuel filler area

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Mercedes and need other components from the same group, such as flaps, hinges, or additional seals, check the available parts in the Mercedes fuel filler flaps and accessories category.