Audi A4 B8 2.0 TDI CAGA Diesel Engine Oil Sump Pan 03L103603D

Audi A4 B8 2.0 TDI CAGA Diesel Engine Oil Sump Pan is an original component from the Oil sumps group, designed for diesel units in the popular Audi A4 B8 model with the CAGA engine. This used oil sump provides a functional service solution, allowing for the restoration of the lubrication system's tightness and the maintenance of stable operating parameters for the diesel engine.

Specifications and technical data

• SKU: 03L103603D
• Mark: Audi
• Condition: Used
• OEM Part Number: 03L103603D
• Substitutable numbers: 03L103603D, 03L 103 603 D
• Fuel type: Diesel
• Category: Oil Sumps

Purpose and function in the lubrication system

The presented oil sump is a component of the lower part of the engine block, responsible for collecting and stabilizing the operating oil in the diesel unit. In the CAGA type diesel engine, it is responsible for:

• maintaining the appropriate volume of oil in the circulation,
• ensuring proper oil suction by the pump,
• dissipating part of the heat from the oil through contact with the flowing air,
• stabilizing the operation of the lubrication system under variable loads and rotational speeds.

A well-chosen oil sump is crucial for the durability of a diesel engine, reducing the risk of oil pressure drops and unwanted leaks.

Benefits of using an original Audi oil sump

Using an original component from the Oil sumps group for Audi allows you to maintain the factory operating parameters of the power unit. The most important advantages include:

• Precise fit for the specific CAGA engine configuration, without the need for installation modifications.
• Reproduction of the factory geometry, which promotes proper oil circulation and cooperation with the lubrication system.
• Compatibility with diesel engine accessories, such as oil level sensors or mounting elements (according to the vehicle configuration).
• Possibility of economical repair in case of damage or corrosion of the existing oil sump.

Choosing a used, original component is a reasonable service solution, especially during complex repairs of diesel units in the Audi A4 B8.

Condition, verification, and service application

The item is offered as a used part, which allows for the optimization of repair costs while maintaining the appropriate level of quality. This type of oil sump will work well in situations where:

• the existing sump has suffered mechanical damage (e.g., impact, crack),
• there are leaks in the lubrication system in the lower part of the engine,
• a repair or regeneration of the diesel power unit is being carried out and it is necessary to replace the oil reservoir housing.

Before installation, a standard service procedure is recommended: thorough cleaning of the mating surfaces, checking for flatness, and the use of a properly selected gasket or sealant, in accordance with the vehicle manufacturer's technology.

Support for modernization and system expansion

If you are planning a comprehensive repair or modernization of the engine area in your Audi and need other elements from the same group, such as additional housings, covers, or other lubrication system components, check the available parts in the Audi oil sumps category.

For owners of older models who want to consciously use used components when refreshing their car, an article describing practical scenarios for modernization and parts selection may be helpful – check the material: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.