Audi A4 B7 Alternator Generator 150A 14V 3.2 FSI Petrol 06E903016E

Audi A4 B7 Alternator Generator 150A 14V 3.2 FSI Petrol is a component from the Alternators and generators category, designed to power the electrical system and charge the battery in the 3.2 FSI petrol engine unit. This used OEM component ensures proper operating parameters for the charging system, maintaining factory characteristics and compatibility with the vehicle's electrical installation.

Specifications and technical data

• SKU: 06E903016E
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E903016E
• Substitutable numbers: 06E903016E, 06E 903 016 E
• Fuel type: Petrol
• Part type: Alternator
• Category: Alternators & Generators

Purpose and function in the vehicle

The presented alternator is dedicated to Audi powertrains with FSI petrol engines, where it is responsible for providing stable power to all electrical consumers and maintaining the correct battery charge level. Thanks to its appropriately selected current output, it is well-suited for vehicles equipped with extensive onboard electronics, comfort systems, and safety features.

The alternator operates in a 14 V rated voltage system, which is standard in modern passenger cars with petrol engines. The design allows for efficient power delivery at typical engine speeds, which translates into stable operation of lighting, control systems, and auxiliary equipment.

Operating parameters and technical characteristics

A current output of 150 A allows for the safe operation of many simultaneous consumers, such as the air conditioning system, heated windows, seats, advanced audio systems, or control modules. This power reserve reduces the risk of voltage drops in the system, which is crucial for the durability of electronic components and the correct operation of control units.

The alternator has been designed to work with a petrol engine, meaning the charging characteristics are matched to the specifics of spark-ignition units. Proper voltage regulation and stability of operating parameters promote longer battery life and reduce the risk of vehicle starting problems.

Condition, origin, and advantages of using a used part

The offered item is a used part, sourced from dismantling, which allows for combining a reasonable purchase cost with the preservation of the manufacturer's original specifications. Unlike cheap replacements, the original alternator from the same model group ensures proper mounting fitment, electrical compliance, and predictable performance during operation.

Choosing a used OEM component is particularly beneficial for vehicles where consistency of parameters with the factory configuration is essential. This helps to minimize the risk of compatibility issues, control unit errors, or improper operation of the electrical system, while keeping repair costs at an acceptable level.

Installation and fitment to the powertrain

The alternator is designed for installation in the engine bay of a petrol unit, within the system driven by the accessory belt. The design provided by the vehicle manufacturer facilitates installation in place of the factory component, without the need for interference with the electrical system or mechanical mounting elements.

Before installation, it is recommended to verify compatibility with the specific engine version and vehicle equipment configuration, which will allow for full utilization of the alternator's parameters and avoid mismatching. A correctly selected component ensures stable charging, proper cooperation with the voltage regulator, and seamless integration with the existing electrical harness.

Expanding the charging system in Audi

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional generators, alternators with different outputs, or related charging system parts, check the available parts in the Audi alternators and generators category.

For drivers considering the choice between a cheap replacement and a used OEM element, an article describing the practical differences in durability and reliability of such solutions may be helpful – more information can be found in the material: Most popular repairs in Ford cars: why cheap replacements are false savings and it is better to choose a used original?.