Alternator Audi A6 C6 3.0 TDI Diesel Engine Generator 059903015R 1068673

The Alternator Audi A6 C6 3.0 TDI Diesel Engine Generator from the Volkswagen brand is an original component from the Alternators and generators group, designed for diesel engines. This is a used sub-assembly that allows for a technically correct replacement of the factory alternator in 3.0 TDI units, maintaining the proper operating parameters of the electrical system.

Specifications and technical data

• SKU: 059903015R
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 059903015R
• Substitutable numbers: 059903015R, 059 903 015 R, 1068673
• Fuel type: Diesel
• Category: Alternators & Generators

Purpose and technical specifications

The presented alternator has been designed to work with a Diesel engine, which means it is adapted to the higher electrical loads typical of diesel units (glow plugs, extensive electronics, additional power consumers). The OEM design ensures proper cooling, stable mounting to the engine block, and correct routing of the accessory belt.

As a component in the Alternators and generators category, the sub-assembly is responsible for generating electrical energy while the engine is running and charging the battery, maintaining the correct voltage in the vehicle's electrical system. This ensures that control systems, lighting, comfort features, and safety systems can operate under predictable conditions.

Benefits of using an original alternator

Using an alternator from the Volkswagen group allows you to maintain the factory operating characteristics of the charging system in the Audi A6 C6 3.0 TDI. The main advantages include:

• maintaining compatibility with the factory electrical installation and engine control,
• properly selected current output for the 3.0 TDI unit,
• correct mechanical fitment to engine mounts and accessories,
• reducing the risk of battery charging issues and voltage drops.

As a result, the alternator provides a functional service solution when replacing a worn or damaged part, without the need for modifications to the installation or interference with electrical wiring.

Condition, verification, and service application

The offered alternator is a used part, which in practice represents a favorable compromise between repair costs and maintaining the original design. This type of sub-assembly is particularly useful for:

• charging system repairs following an alternator failure,
• diagnosing voltage issues in the electrical system,
• servicing high-mileage vehicles, where alternator replacement is part of broader engine accessory work.

Selecting an alternator based on the OEM part number and interchangeable numbers allows for precise matching to the specific configuration of the Audi A6 C6 3.0 TDI, minimizing the risk of mounting or electrical incompatibility.

Application in the diesel electrical system

In 3.0 TDI diesel engines, the alternator operates in a demanding environment, supporting numerous electrical consumers. A properly selected sub-assembly:

• supports the stable operation of the engine control unit and safety systems,
• ensures proper battery charging under variable loads,
• reduces the risk of electronic errors resulting from voltage fluctuations.

By maintaining the manufacturer's specifications, the alternator for the Audi A6 C6 3.0 TDI helps maintain predictable operating parameters for the entire electrical system, which translates into greater vehicle reliability in daily use.

System expansion – other Volkswagen alternators and generators

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as different alternator variants, generators with different outputs, or compatible accessory tensioners, check out the available parts in the Volkswagen Alternators and generators category.