Mercedes W638 W901 W902 W903 Water Fuel Warning Switch Button A0018208601

Mercedes W638 W901 W902 W903 Water Fuel Warning Switch Button is an original component from the Car Antennas group, designed for Mercedes vehicles. It enables convenient, electric control of the fuel filler flap from inside the car, ensuring reliable operation and consistency with the vehicle's factory installation.

Specifications and technical data

• SKU: A0018208601
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0018208601
• Substitutable numbers: A0018208601, A 001 820 86 01
• Category: Antennas

Purpose and function of the fuel filler release button

The presented button is responsible for controlling the fuel filler flap release mechanism in selected Mercedes W638, W901, W902, and W903 series models. The component works with the vehicle's electrical system, transmitting a signal to the actuator or flap lock, which allows for quick and safe unlocking of the fuel filler access during refueling.

Thanks to the preservation of the factory design, the button integrates with the original interior panel, requires no installation modifications, and allows for maintaining the consistency of the cockpit ergonomics.

Construction, fitment, and installation

As a component from the Car Antennas group, the button has been designed in accordance with the manufacturer's standards, with an emphasis on stable electrical connections and resistance to typical operational loads inside the vehicle. The used connectors allow for proper seating in the wiring harness, and the housing design allows for installation in the factory-intended location.

The button is prepared for installation in place of a worn or damaged component, which facilitates service and reduces vehicle downtime. Maintaining the original geometry facilitates proper fitment with surrounding upholstery elements.

Benefits of using an original used component

Choosing an original, used fuel filler release button for a Mercedes allows you to maintain compliance with the vehicle's factory specification. You receive a component designed specifically for the given system, which promotes operational reliability and reduces the risk of compatibility issues typical of random replacements.

Using used OEM components also supports a more sustainable approach to vehicle operation – it limits waste and reduces the demand for the production of new parts. If you want to better understand the impact of such choices on the environment, see the article: Sustainable automotive and the advantages of original used parts.

Why it is worth choosing this button for your Mercedes

By choosing this component, you gain:

• original fitment to the Mercedes electrical system and interior,
• preservation of the factory ergonomics of fuel filler operation,
• a solution consistent with the vehicle's design, without the need for modifying harnesses or panels,
• the possibility of an economical repair of the fuel filler flap release system.

If you want to compare the advantages of OEM components with new replacements in terms of costs and quality, the following guide will be helpful: New or used – a comparison of the quality and cost-effectiveness of car parts.

System expansion in Mercedes vehicles

If you are planning a comprehensive repair or upgrade of the body zone in your Mercedes and need other components from the same group, such as antenna bases, antenna cables, or signal amplifier modules, check out the available parts in the Mercedes Car Antennas category.