Opel Combo D 1.3 CDTi Diesel High Pressure Injection Fuel Pump 55236707

Opel Combo D 1.3 CDTi Diesel High Pressure Injection Fuel Pump is a component from the High-pressure fuel pumps category, designed for diesel engines in the popular Opel Combo D delivery vehicle. This used pump provides a functional service solution for the fuel system, allowing for the restoration of proper fuel pressure and stable engine operation. By maintaining the manufacturer's specifications, this part is suitable for users looking for a technically correct replacement without the costs of purchasing a new unit.

Specifications and technical data

• SKU: 55236707
• Mark: Opel
• Condition: Used
• OEM Part Number: 55236707
• Substitutable numbers: 55236707, 0445010266, 0 445 010 266
• Fuel type: Diesel
• Category: High Pressure Fuel Pumps

Purpose and role in the fuel system

The fuel injection pump in a Diesel engine is responsible for generating high pressure in the common rail and precisely supplying the injectors. In the case of the 1.3 CDTi unit in the Opel Combo D, a properly functioning pump is crucial for smooth engine operation, correct cold starts, and reducing smoke under load. Using an original design dedicated to this model allows for maintaining the factory operating parameters of the fuel system.

Benefits of using a used injection pump

Choosing a used injection pump for the Opel Combo D is a solution that allows you to optimize repair costs while maintaining appropriate functionality. This type of component is particularly attractive for vehicles used intensively in delivery applications, where a quick return of the vehicle to service is essential. The original Opel design ensures a proper fit with engine accessories, which facilitates installation and reduces the risk of compatibility issues.

By maintaining factory geometry and operating parameters, the pump supports correct fuel dosing, which translates into stable idle speed, predictable throttle response, and maintaining the proper refinement of the diesel unit. This is particularly important in commercial vehicles, where performance repeatability and predictable vehicle behavior under load are essential.

Technical and installation aspects

The pump belongs to the High-pressure fuel pumps group, which means it operates in a demanding high-pressure environment and requires precise installation. When replacing, it is recommended to:

• thoroughly clean the fuel lines and connection ports,
• verify system tightness after installation,
• check the fuel system operating parameters using computer diagnostics,
• check the condition of the fuel filter and the quality of the fuel used.

The 1.3 CDTi diesel engine is sensitive to fuel contamination, so after installing the pump, it is worth ensuring regular fuel system maintenance. A properly selected high-pressure pump helps reduce the risk of rough idling, power loss, and errors related to common rail pressure.

OEM selection and technical support

When selecting an injection pump for the Opel Combo D, it is crucial to match it by OEM number and interchangeable numbers, which helps avoid mechanical and hydraulic compatibility issues. Verifying compatibility by manufacturer numbers and vehicle data (model, generation, engine type) is standard in professional service and significantly reduces the risk of an incorrect purchase. In case of doubt, it is worth using the assistance of a technical advisor who will confirm the part's compatibility with the specific vehicle configuration.

To better understand the principles of operation and diagnostics of the fuel system, the article describing the construction and maintenance of components such as injectors, pumps, and the fuel tank will be helpful – you can find a detailed discussion in the material Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Comprehensive Opel fuel system service

If you are planning a comprehensive repair or upgrade of the fuel system area in your Opel and need other elements from the same group, such as additional pumps, supply elements, or pressure-supporting components, check the available parts in the Opel high-pressure fuel pumps category.

When planning broader service work, especially before the winter season, it is also worth paying attention to other used components exposed to increased loads at low temperatures – you can find practical tips and checklists in the guide Winter essentials: which used car parts are worth checking and replacing before the frost?.

Summary

Opel Combo D 1.3 CDTi Diesel High Pressure Injection Fuel Pump is a used, original high-pressure pump designed for a diesel engine, providing a cost-effective solution for fuel system repairs. Using a part from the correct design group allows for maintaining the operating parameters intended by the manufacturer, while proper installation and attention to fuel cleanliness support long-term, stable operation of the engine.