Hyundai H-1 2.5 CRDI Diesel Fuel Tank Reservoir 31150-4H000

Hyundai H-1 2.5 CRDI Diesel Fuel Tank Reservoir is an original component from the Fuel tanks and filler pipes group, designed for diesel systems in the H-1 2.5 CRDI model. This solution is created for stable diesel engine operation, proper fuel storage, and safe supply to the entire fuel system.

Specifications and technical data

• SKU: 31150-4H000
• Mark: Hyundai
• Condition: Used
• OEM Part Number: 31150-4H000
• Substitutable numbers: 31150-4H000, 31150 4H000
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and function in the fuel system

The presented fuel tank is a component dedicated to the Hyundai H-1 vehicle with a 2.5 CRDI diesel engine. Its task is the safe storage of diesel fuel and ensuring appropriate conditions for the operation of the pump, lines, and injectors, which translates into consistent fuel supply to the power unit.

A properly selected fuel tank reduces the risk of air entering the system, supports stable operating pressure, and helps maintain correct engine performance parameters under various load conditions. In the case of modern CRDI units, this is crucial for the durability of the injectors and the high-pressure pump.

Benefits of using an original Hyundai tank

Using an original fuel tank in the Hyundai H-1 2.5 CRDI ensures:

• Factory fitment to the body structure and fuel system – no need for modifications to mounts or lines.
• Proper cooperation with diesel fuel system accessories, including fuel level sensors and venting elements.
• Reduced risk of leaks and supply problems, which often occur with poorly matched replacements.
• Better repeatability of CRDI engine performance parameters, which promotes lower fuel consumption and stable operation.

As an item from the Fuel tanks and filler pipes category, this component is essential for the overall reliability of the fuel supply system, especially in commercial vehicles operated under higher loads.

Characteristics of the diesel system in the Hyundai H-1 2.5 CRDI

The 2.5 CRDI engine uses a high-pressure injection system where the quality and cleanliness of the fuel are of great importance. A fuel tank adapted for diesel fuel helps reduce mechanical impurities and water, and also stabilizes fuel temperature during driving. Thanks to this, the injection system operates under more predictable conditions, which promotes its durability.

Proper selection of the tank for a specific engine version is particularly important in commercial vehicles, where frequent starts, driving with a load, and high mileage require the fuel system to have high resistance to operational stress.

Condition, origin, and practical application

The offered fuel tank is a used component, which in practice means an attractive compromise between repair costs and maintaining the manufacturer's original design. For many Hyundai H-1 2.5 CRDI users, this is an economical solution while maintaining compliance with the factory fuel system specifications.

A tank selected in this way will work well both for a typical replacement of a damaged element (e.g., after corrosion or mechanical damage) and for a comprehensive renovation of the fuel supply system in vehicles used intensively in transport or service companies.

Technical support and additional information

To better understand the role of the fuel tank in the entire supply system and to properly plan diagnostics and repairs, it is worth using expert materials. A detailed discussion of the construction and operation of the fuel system, including injectors, pumps, and the tank, can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which also discusses selecting parts by OEM numbers and practical aspects of operating diesel engines.

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

In the case of older H-1 models, where the availability of new components is sometimes limited, a guide on alternative sources of parts may also be helpful – more information can be found in the material No parts at the dealership? How to deal with repairing older models using dismantled parts, which shows how to consciously use used components while maintaining the safety and cost-effectiveness of the repair.