Mercedes Benz C Class W203 Diesel Complete Fuel Tank 62L A2034707501

Mercedes Benz C Class W203 Diesel Complete Fuel Tank 62L is an original fuel system component designed for Mercedes vehicles with a diesel engine. Engineered as a factory-spec 62-liter tank, it ensures a stable fuel supply to the engine and proper integration with other fuel system components. This used OEM part is the ideal solution for users who want to maintain the vehicle's construction according to the manufacturer's specifications and avoid fitment issues.

Specifications and technical data

• SKU: A2034707501
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2034707501
• Substitutable numbers: A2034707501, A 2034707501, A 203 470 75 01, A2034709101, A 2034709101, A 203 470 91 01, A2034707394, A 2034707394, A 203 470 73 94, A2114701641, A 2114701641, A 211 470 16 41
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The fuel tank in the W203 model is responsible for the safe storage of diesel fuel, its stable delivery to the pump, and proper interaction with the fuel lines and system accessories. The design dedicated to Diesel engines accounts for the specific requirements of this fuel type, including resistance to its chemical properties and the correct routing of supply and return lines.

The original fuel tank for the Mercedes W203 allows for the preservation of factory mounting geometry, which facilitates installation and minimizes the risk of stress on the bodywork. As a result, the fuel system operates stably, and the vehicle maintains the performance parameters intended by the manufacturer.

Benefits of using an original fuel tank

Using a factory fuel tank to replace a damaged or corroded component offers a number of practical benefits:

• maintaining compatibility with the Mercedes W203 fuel system design,
• proper fitment to factory mounting points and line routing,
• reduced risk of leaks and system venting issues,
• easier diagnostics and maintenance due to the use of OEM parts.

For diesel-powered vehicles, the tightness and stability of the fuel system are particularly important, which is why replacing a worn tank with an original component is often the safest long-term solution.

Installation and operational characteristics

The 62-liter fuel tank has been designed for daily use, including city driving and long-distance travel. The capacity was selected to provide a reasonable compromise between vehicle weight and range per tank, which is especially significant for diesel engines known for their lower fuel consumption.

A used fuel tank for the Mercedes W203 is a suitable choice in situations where the existing component has suffered mechanical damage, corrosion, or deformation following a collision. Replacing it with an original tank from the same design series allows you to avoid modifications to the fuel system and maintain the correct operation of sensors and associated equipment.

Selection by part numbers and technical support

The selection of a fuel tank for a specific version of the Mercedes W203 should be based on the OEM part number and interchangeable numbers, which allows for verifying full compatibility with a given vehicle configuration. In case of doubt, it is worth using the VIN or service documentation to avoid installing a component with different geometry or a different layout of connections.

To better understand the role of the tank in the entire fuel system and the principles of its diagnostics, the guide article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration will be helpful, where topics such as selecting parts by OEM numbers and typical symptoms of fuel system component wear are discussed.

System expansion – other category items

If you are planning a comprehensive repair or upgrade of the fuel system area in your Mercedes and need other components from the same group, such as supply lines, filler pipes, or venting elements, check the available parts in the Mercedes fuel tanks and filler pipes category.