Audi A5 8T 2.0 TDI CSUB Engine Throttle Body Valve 04L128063P

Audi A5 8T 2.0 TDI CSUB Throttle Body 04L128063P is an original intake system component from the Throttle Bodies group, designed for installation in the front of the vehicle. This component has been specifically designed for the 2.0 TDI diesel engine, paired with a manual transmission, ensuring consistency with the car's factory configuration. Using a pre-owned part allows for a technically correct repair without the need for aftermarket alternatives with uncertain specifications.

Specifications and technical data

• SKU: 04L128063P-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 04L128063P
• Substitutable numbers: 04L128063P, 04L 128 063 P, 04L128059K, 04L 128 059 K, A2C84315500
• Location on the vehicle: Front
• Fuel type: Diesel
• Gearbox type: Manual
• Category: Throttle Bodies

Purpose and Function of the Throttle Body in the Audi A5 8T 2.0 TDI

The throttle body in the 2.0 TDI diesel engine plays a crucial role in precisely controlling airflow within the intake system. In the Audi A5 8T model with the CSUB unit, it works in conjunction with the engine control electronics, influencing idle stability, engine shutdown smoothness, and the proper functioning of exhaust emission control systems. The use of a dedicated component from the same design group helps maintain optimal engine operating parameters and reduces the risk of diagnostic errors.

Compatibility with the Drivetrain and Vehicle Installation

The offered throttle body is intended for installation in the front section of the engine bay, replacing the factory-fitted component for the Audi A5 8T 2.0 TDI. Its design is adapted for compatibility with the diesel engine and manual transmission, which simplifies maintaining the original routing of intake hoses and electrical wiring harnesses. This ensures that the installation process closely resembles the factory procedure, without the need for modifications to mounting points or additional adapters.

Technical Characteristics and Benefits of Using an Original Part

The throttle body offered here belongs to the group of OEM components used in Audi vehicles from the factory, which translates to compatibility with the operating parameters of the 2.0 TDI unit. The component has an assigned part number and interchangeable numbers, facilitating verification of compatibility with specific vehicle configurations in manufacturer catalogs or service systems. Using an original throttle body allows for:

• maintaining correct airflow values across the entire RPM range,
• minimizing the risk of engine control unit errors after replacement,
• ensuring stable cooperation with other components of the intake and exhaust gas recirculation system,
• preserving the factory performance characteristics of the powertrain.

For the user, this means more predictable vehicle behavior and easier diagnostics in the future, as all parameters remain within the limits specified by the manufacturer.

Component Condition and Practical Installation Aspects

The offered throttle body is in Used condition, meaning it comes from a dismantled vehicle and has been previously operated. This type of component is an attractive solution for drivers who want to restore the functionality of their intake system while keeping service costs reasonable, all while benefiting from the original design intended for the specific model. In practice, installation involves replacing the damaged or worn component with its factory equivalent, retaining existing mounting points and connections.

Assistance with Selection and Expanding Repair Scope

When selecting a throttle body for the Audi A5 8T 2.0 TDI, it is advisable to verify the part markings and interchangeable numbers against your vehicle's data to ensure full compatibility. In the case of extensive intake system repairs or powertrain upgrades, it is a good practice to simultaneously inspect other components responsible for airflow and exhaust gases. This helps reduce service downtime and the need for repeated disassemblies in the future.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and require other components from the same group, such as throttle body housings, control actuators, or related intake parts, check the available parts in the Audi Throttle Bodies category.

For drivers considering the use of used components in other premium cars, additional information on the benefits of original parts from dismantling is provided in the article: Used Parts for Mercedes – Original Components from Dismantling.