Mercedes-Benz C-Class W203 Fuel Flap Tank Cap Cover Tanzanite Blue Metallic 359

Mercedes-Benz C W203 Fuel Filler Flap Blue is an original cover from the Fuel Filler Caps and Accessories group, designed for the W203 generation C-Class models. The element in the elegant Tanzanite Blue Metallic color helps maintain the visual consistency of the bodywork and proper protection of the fuel filler neck.

Specifications and technical data

• SKU: A2037500206-TB
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2037500206
• Substitutable numbers: A2037500206, A 203 750 02 06, KZ
• Color: Tanzanite Blue Metallic - 359
• Category: Fuel Flaps & Components

Purpose and Function of the Fuel Filler Flap

The fuel filler flap in the Mercedes C-Class W203 model is responsible for covering the fuel cap and filler neck, protecting the fuel system from contamination, moisture, and mechanical damage. A correctly selected cover ensures:

• secure closure of the fuel filler area,
• protection against dirt and corrosion around the cap,
• maintenance of the factory body line and side panel aesthetics.

Thanks to the use of an original design solution characteristic of Mercedes, the flap works with the factory opening and closing mechanism, which translates to predictable operation in daily use.

Tanzanite Blue Metallic Color – Visual Matching

The presented fuel filler flap is finished in the Tanzanite Blue Metallic - 359 shade, used on Mercedes C-Class W203 bodywork. The metallic paint provides a characteristic depth of color and blends well with the side body line, which can reduce the need for additional painting when correctly matched to a specific vehicle.

In case of accident repairs or local renovation of the side panel, using an element in the same color code facilitates visual consistency and minimizes shade differences visible from different angles of light.

Characteristics of an Original Mercedes Cover

The original fuel filler flap for the Mercedes C-Class W203 has been designed considering the body geometry and factory assembly tolerances. Thanks to this, after correct installation, it is possible to achieve:

• precise fit with adjacent body elements,
• correct operation of the opening mechanism,
• maintenance of the factory gap between the flap and the fender.

The element from the Fuel Filler Caps and Accessories category is important not only for aesthetic reasons but also for protecting the critical area of the fuel system from external factors.

Part Selection by Numbers and Fuel System

When selecting a fuel filler flap for the Mercedes C-Class W203, it is crucial to verify compatibility by manufacturer numbers and interchangeable numbers to ensure full compatibility with the specific body version. Proper matching is important for both correct installation and proper closing and cooperation with the opening mechanism.

If you want to better understand the role of the filler area in the entire fuel system, diagnostics, and component selection by numbers, the article will be helpful: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair. You will find practical information there on the operation of the fuel system, selecting parts by OEM numbers, and operating principles.

Repair Extension – Other Mercedes Fuel Filler Caps

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Mercedes and need other elements from the same group, such as additional covers, shields, or protective accessories, check the available parts in the category Mercedes Fuel Filler Caps and Accessories.

Summary

Mercedes-Benz C W203 Fuel Filler Flap Blue is an original body element in Tanzanite Blue Metallic, designed to restore full functionality and a cohesive appearance to the fuel filler area. The use of a factory cover allows for technically correct repair, maintaining the characteristic styling of the Mercedes C-Class W203, and protecting the fuel system from adverse external conditions.