Fuel Injector AUDI Q7 4L VW Touareg 2 3.0 TDI CRCA Diesel Nozzle 059130277CD

The AUDI Q7 4L VW Touareg 2 3.0 TDI CRCA Diesel Fuel Injector is an original injector nozzle designed for 3.0 TDI diesel engines used in the Audi Q7 4L and the second generation VW Touareg. This component comes from disassembly, allowing for an economical yet technically sound repair of the fuel system in modern common rail units.

Specifications and technical data

• SKU: 059130277CD-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 059130277CD
• Substitutable numbers: 059130277CD, 059 130 277 CD, 059130277EJ, 059 130 277 EJ
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Role of the Injector in the 3.0 TDI Engine

The presented diesel engine fuel injector operates within a common rail system, responsible for precisely dosing diesel fuel into the combustion chamber. A properly functioning injector nozzle is crucial for:

• stable operation of the 3.0 TDI unit at idle and under load,
• maintaining proper running culture – reducing vibrations and uneven engine operation,
• optimal mixture combustion, which translates to fuel consumption and performance,
• exhaust emission control in accordance with requirements for modern diesels.

By correctly selecting the injector nozzle for a specific 3.0 TDI unit, the user maintains the factory parameters of the injection system.

Benefits of Using an Original Injector Nozzle

For Audi and VW diesel engines, using the appropriate injector has a direct impact on the durability of the entire system. The offered component ensures:

• factory spray pattern geometry matched to the combustion chamber of the 3.0 TDI unit,
• correct injection pressure and opening time, in line with the engine control unit maps,
• compatibility with original ECU software without the need for injection map modifications,
• restoration of proper hot and cold starting when the existing injector has worn out.

This solution is particularly beneficial for users who want to maintain their vehicle in a configuration close to factory settings, without experimenting with aftermarket parts of uncertain parameters.

Condition, Origin, and Service Application

The injector is in used condition, meaning it comes from vehicle disassembly and is intended for informed users and workshops that can assess the component's condition before installation. This type of part can be used as:

• a service solution for troubleshooting single cylinder faults,
• a component for testing and diagnostics in specialized common rail workshops,
• a base for potential refurbishment in a specialized injector service center.

For many owners of 3.0 TDI vehicles, this is a way to reduce repair costs while maintaining compatibility with manufacturer-approved solutions.

Diagnostics and Prevention of the Injection System

Before replacing the injector nozzle, it is advisable to perform a full fuel system diagnosis to confirm the source of the problem. Symptoms such as difficult starting, smoking, power loss, or increased fuel consumption may indicate worn injectors, but also other irregularities. A detailed discussion of symptoms and potential consequences of neglect can be found in the article “Diesel Injector Failures – How to Recognize Them and What Their Neglect Entails”, which helps to organize knowledge before making a repair decision.

Repair Economics and Environmental Aspect

Choosing a used injector is not only an economy but also an element of the circular economy. The reuse of functional components from disassembly reduces waste and decreases the demand for new part production. If you want to better understand how such decisions affect the environment and your budget, it is worth reading the material on the benefits of using parts from disassembly in the context of the circular economy.

Other Audi Injector Nozzles

If you are also looking for other Audi injector nozzles for different cylinders or engine variants, check out the Audi injector nozzles available in our store to select a complete and consistent service solution for your vehicle.