Volkswagen Golf SV Audi A3 8Y 1.5 TSI Alternator Generator 04E903024S

Golf SV Audi A3 8Y 1.5 TSI Alternator 04E903024S is an original Volkswagen Group component, belonging to the Alternators and Generators category, designed for the charging system in modern 1.5 TSI petrol engines. This is a solution for users who expect stable electrical system operation and compliance with factory manufacturer standards.

Specifications and technical data

• SKU: 04E903024S
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 04E903024S
• Substitutable numbers: 04E903024S, 04E 903 024 S
• Part type: Alternator
• Category: Alternators & Generators

Alternator Technical Characteristics

The presented alternator belongs to the factory line of components used in Volkswagen Group vehicles, including the Golf SV and Audi A3 8Y generation models with the 1.5 TSI engine. The design has been developed to cooperate with extensive onboard electronics, safety systems, and modern energy management systems.

The alternator from this series ensures:

• stable battery charging in typical urban and highway conditions,
• adequate current reserve for consumers such as lighting, multimedia systems, or assistance systems,
• compatibility with factory engine control and energy management systems in Volkswagen Group vehicles.

Purpose and Application

The alternator is dedicated for use in cars equipped with the 1.5 TSI engine, where precise matching of operating parameters to the manufacturer's specifications is required. Therefore, it is the right choice for:

• replacing a damaged alternator in a Golf SV or Audi A3 8Y,
• restoring full charging system functionality after an electrical system failure,
• servicing fleet vehicles where consistency and compliance with factory solutions are important.

Proper matching to the specific engine version and vehicle equipment should always be verified based on the OEM number and interchangeable part numbers in the service documentation or parts catalog.

Component Condition and Benefits of Choosing a Used Alternator

The offered alternator is a used part, sourced from dismantling, which allows for economical repair while maintaining the original design. Choosing an original, used component from the Alternators and Generators category offers a number of benefits:

• preservation of factory geometry and mounting points – no need for modifications to the installation or brackets,
• consistency with original engine accessories – proper drive belt routing and correct cooperation with the tensioner,
• optimal cost-to-functionality ratio – particularly important when servicing several-year-old vehicles.

Before installation, a standard check of the vehicle's electrical system, drive belt condition, and ground connections is recommended to ensure proper alternator operating conditions.

Selection by Numbers and Compatibility

To ensure the alternator will work correctly with a specific version of the Golf SV or Audi A3 8Y, it is crucial to compare the OEM part number and available interchangeable numbers with the vehicle's documentation. This selection method minimizes the risk of installation problems, differences in electrical parameters, or incompatibility with the wiring harness.

If in doubt, it is worth seeking professional assistance to verify compatibility using the VIN or manufacturer's catalog. This will ensure the alternator operates within the range intended by the vehicle manufacturer, without the need for additional modifications.

Volkswagen Alternators and Generators – Related Offer

If you are looking for other Volkswagen Alternators and Generators for VW Group vehicles, check out our dedicated category: Volkswagen alternators and generators. There you will find a wide selection of components for various models and engine versions, making it easier to find the right part for your specific car.

More About Used Electronics and Engine Accessories

If you want to better understand how to safely select and install used electrical and control system components, read our guide: used car electronics – why second-hand modules and sensors make sense. You will find practical tips on verifying compatibility, interpreting markings, and installation principles.