Volkswagen VW Crafter 2E Alternator Generator Diesel Engine 110A 03L903024A

Volkswagen VW Crafter 2E Alternator Generator Diesel Engine 110A is an original component from the Alternators and generators group, designed for the charging system in diesel-powered vehicles. This used OEM component ensures proper electrical system performance, stable battery charging, and correct power supply for electrical consumers in your Crafter.

Specifications and technical data

• SKU: 03L903024A
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 03L903024A
• Substitutable numbers: 03L903024A, 03L 903 024 A
• Fuel type: Diesel
• Part type: Alternator
• Category: Alternators & Generators

Purpose and function in the powertrain

The presented alternator is a component designed to work with a Diesel engine, where it is responsible for converting mechanical energy from the crankshaft into electrical energy. With a current output of 110A, it provides sufficient power reserve for onboard systems, such as control units, lighting, comfort systems, or additional equipment.

Selecting an OEM alternator for a specific Volkswagen Crafter 2E model allows you to maintain compliance with factory system parameters, which reduces the risk of overloads, voltage drops, and starting issues in low temperatures.

Benefits of using an OEM alternator

Using an original engine generator instead of a worn or faulty component offers a number of practical benefits:

• Stable battery charging – proper voltage and current output under typical operating conditions.
• Compatibility with factory engine accessories – correct operation with the accessory belt, tensioner, and vehicle electronics.
• Reduced risk of electrical system failure – the alternator is designed for the specific loads and characteristics of a diesel engine.
• Better predictability of the charging system compared to aftermarket replacements of uncertain origin.

For commercial vehicles like the Crafter 2E, where the vehicle often operates under heavy load and during long hours of service, a properly selected alternator is crucial for the reliability of the entire electrical system.

Product condition and installation aspects

The alternator is offered as a used original component, which in practice means a beneficial combination of factory build quality and an attractive price compared to new parts. This type of part is a good choice for maintenance repairs when you want to maintain consistency with the vehicle manufacturer's solutions.

During installation, it is recommended to:

• check the condition of the accessory belt and tensioner,
• verify ground connections and power cables,
• check the charging voltage after starting the diesel engine.

This approach allows you to fully utilize the alternator's potential and reduce the risk of needing to revisit the charging system in the near future.

Application in diesel vehicles

The alternator designed for Diesel units in the Volkswagen Crafter 2E is adapted to the operating characteristics of diesel engines, which generate different vibrations, loads, and thermal conditions than gasoline units. The appropriate design and electrical parameters support:

• reliable cold engine starts,
• stable power supply for engine control units and safety systems,
• operation of additional electrical consumers typical for commercial vehicles (e.g., bodywork, cargo area lighting).

Thanks to this, the alternator will perform well both in daily urban use and during long trips with a fully loaded vehicle.

Expanding the charging system and part selection

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 additional generators, alternators with different outputs, or compatible charging system parts, check the available parts in the Volkswagen alternators and generators category.

For users who are simultaneously servicing the diesel engine fuel system, a guide on diagnostics and maintenance of fuel components may also be helpful – you can find it in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, where topics such as selecting parts by OEM numbers and practical service tips are discussed.