Audi A3 8V Q2 GA Q3 F3 VW Polo 6R Ignition Barrel + Key 1K0905851D

Used key – requires programming

The key requires programming (coding) by a specialist to be fully functional.

Audi A3 8V Q2 GA Q3 F3 VW Polo 6R Ignition Barrel + Key is an original part from the Ignition accessories group, designed for the vehicle's factory starting system. The product is offered in for parts or not working condition, making it a valuable donor base or material for professional refurbishment at a specialized service center.

Specifications and technical data

• SKU: 1K0905851D-1
• Mark: Audi
• Condition: For parts or not working
• OEM Part Number: 1K0905851D
• Substitutable numbers: 1K0905851D, 1K0 905 851 D
• Category: Ignition Modules

Purpose and function of the ignition barrel

The presented ignition barrel with key belongs to the Ignition accessories group and works with the starting system and steering column lock in selected Audi and VW models. The component is responsible for physically accepting the key, transmitting the signal to the electrical system, and interacting with the vehicle's security system.

Due to its OEM design, the component is matched to factory mounts and wiring harnesses, which facilitates its use as a donor for parts or as a base for repairing an existing ignition barrel in a vehicle.

Service and project application

The condition defined as for parts or not working means that the product is recommended primarily for:

• obtaining the housing, mechanical insert, or mounting elements,
• refurbishment in a specialized workshop dealing with lock electronics and mechanics,
• test, training, or educational projects related to ignition system diagnostics.

For workshops and service centers dealing with the repair of starting systems, this can be a useful source of original components, allowing for the optimization of repair costs while maintaining compliance with factory solutions.

Benefits of choosing an original Audi component

The original origin from the Audi brand helps maintain compatibility with factory vehicle systems, including the electronics responsible for starting and security. Even when using the ignition barrel as a donor for parts, the OEM design makes it easier to match elements to the existing steering column and interior covers.

For users and workshops, this means the ability to work on components consistent with factory standards, which is particularly important for vehicles equipped with extensive security and access control systems.

Selection and compatibility verification

Before purchasing, it is worth verifying the compatibility of the ignition barrel with the specific body version and vehicle year, using data such as the OEM part number and available interchangeable numbers. It may also be helpful to compare the shape of the housing, the mounting method, and the electrical connectors with the element currently installed in the car.

Additionally, the SKU identifier facilitates the unambiguous linking of the product with the store's offer and speeds up communication with customer service in case of additional technical questions.

Product condition and usage recommendations

The offered ignition barrel is classified as for parts or not working, which means it is not intended for direct installation as a fully functional element. Recommended applications are primarily disassembly for parts, use in refurbishment processes, or for training projects.

For professional service centers specializing in ignition and vehicle security systems, this can be an economical source of original mechanical and structural components, especially in the case of less typical configurations of Audi A3, Q2, Q3, or VW Polo models.

If you are planning a comprehensive repair or upgrade of the starting system area in your Audi and need other elements from the same group, such as ignition barrel inserts, cooperating modules, or additional mounting elements, check the available parts in the Audi Ignition accessories category.

If you are considering a broader modernization or repair project using second-hand components and want to better prepare for choosing the right elements, it is worth reading the practical tips contained in the article Buying used car parts • Most common mistakes when choosing tuning parts, which help reduce the risk of poor purchasing decisions.