Vauxhall Insignia A Astra J 2.0 CDTI Diesel Fuel Injector Nozzle 0445110327

The Vauxhall Insignia A Astra J 2.0 CDTI Diesel Fuel Injector Nozzle is a precision injector nozzle designed for 2.0 CDTI diesel engines used in popular Vauxhall models. This component is responsible for accurate fuel metering, which is crucial for stable engine operation, smooth running, and fuel economy.

Specifications and technical data

• SKU: 0445110327
• Mark: Vauxhall (Genuine OE)
• Condition: Used
• OEM Part Number: 0445110327
• Substitutable numbers: 0445110327, 0 445 110 327
• Fuel type: Diesel
• Category: Fuel Injectors

Application and Role in the Injection System

The injector nozzle in a 2.0 CDTI engine is responsible for the precise atomization of diesel fuel in the combustion chamber. A correctly selected injector ensures:

• stable injection pressure across the entire RPM range,
• even operation of all cylinders, without jerking or misfires,
• optimal mixture combustion, which translates to fuel consumption and exhaust emissions.

In Diesel engines, the quality and condition of injector nozzles directly impact performance, running smoothness, and engine longevity.

Compatibility with 2.0 CDTI Engines

The presented injector nozzle is designed for use in 2.0 CDTI units found in Vauxhall Insignia A and Astra J models. Proper matching of the nozzle's geometry and operating characteristics to the specific engine ensures:

• correct fuel dose across the entire load range,
• accurate injection angle and timing in accordance with the control unit's map,
• seamless integration with the factory common rail system.

Therefore, replacing a worn nozzle with the correct part allows for the restoration of factory engine operating parameters without the need for hardware modifications.

Characteristics of a Used Part

The offered injector nozzle is a used part. For the user, this means the possibility of an economical repair of the injection system while maintaining compliance with factory specifications. For used components, it is particularly important to ensure:

• correct matching to the specific 2.0 CDTI engine,
• maintaining proper system sealing after installation,
• performing adaptation and coding (if required by the engine control unit).

Before installation, it is recommended to verify the injector on a diagnostic bench and have it installed by a specialized service center dealing with high-pressure Diesel systems.

Benefits of a Properly Functioning Injector Nozzle

A functional injector nozzle in a 2.0 CDTI engine translates into a range of tangible operational benefits:

• improved vehicle dynamics due to correct fuel metering,
• reduced smoke and exhaust emissions through proper diesel fuel atomization,
• lower fuel consumption while maintaining adequate power,
• reduced load on the turbocharger and DPF filter thanks to cleaner combustion.

Replacing a worn or damaged injector nozzle is one of the key steps in restoring the full functionality of the injection system in modern diesel engines.

Technical Support and Educational Materials

If you want to better understand the symptoms of injector wear and the consequences of neglecting them, read the article Diesel Injector Faults – How to Recognize Them and What Neglecting Them Entails. This is a practical compendium of knowledge on diagnostics and common problems in Diesel injection systems.

If you are looking for other Vauxhall injector nozzles for your diesel engine, check out the Vauxhall injector nozzles available in our store to select parts that match your specific model and engine version.