Volkswagen Golf 5G Mk7 Ignition Lock Cylinder Switch With Key 8E0905855C

Used key – requires programming

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

Volkswagen Golf 5G Mk7 Ignition Lock Cylinder Switch With Key is an item from the Ignition sets group, designed for the vehicle's starting system. The product comes from the Audi brand, which ensures factory-fit compatibility with VAG group solutions and consistency with the vehicle's original electrical architecture.

Specifications and technical data

• SKU: 8E0905855C-2
• Mark: Audi
• Condition: For parts or not working
• OEM Part Number: 8E0905855C
• Substitutable numbers: 8E0905855C, 8E0 905 855 C
• Part type: Ignition Kit
• Category: Ignition Kits

Purpose and function in the ignition system

The Volkswagen Golf 5G Mk7 Ignition Lock Cylinder Switch With Key is responsible for the physical operation of the engine starting process and for the mechanical connection between the key and the ignition electrical assembly. In a vehicle such as the Golf 5G Mk7, this component works with the steering column, the mechanism lock, and the electrical installation, allowing for the selection of ignition and start positions.

As a part from the Ignition sets category, the cylinder is a vital component of the entire starting circuit – from inserting the key, through activating the ignition circuits, to transmitting the signal to the starter. A correctly selected element helps maintain system consistency and reduces the risk of vehicle starting issues.

Technical characteristics and fitment

The presented Volkswagen Golf 5G Mk7 Ignition Lock Cylinder Switch With Key is a solution designed to the standard used by Audi, which translates into precise fitment with the steering column and compatibility with factory locks and equipment. The design is intended to work with the original ignition electrical assembly, making it possible to maintain the serial ignition logic.

The element has dedicated manufacturer markings and assigned replacement numbers, which facilitates verification of compatibility with a specific vehicle configuration. When selecting parts, it is worth comparing the markings with service documentation or the removed component to ensure proper mechanical and electrical fitment.

Product condition and service application

The product is offered in a condition specified as for parts or not working, which means it should be treated primarily as a base for obtaining selected components or for diagnostic and training purposes. In practice, this can be a useful solution for workshops specializing in automotive electronics and mechanics that regenerate or reconfigure ignition systems.

Due to this condition, before any potential use in a vehicle, detailed technical verification, electrical measurements, and mechanical assessment of the cylinder and key are recommended. In many cases, the element can serve as a donor for housings, latch mechanisms, or other constituent parts in the process of repairing an existing ignition lock.

Benefits of choosing an original solution

Choosing a component from the Audi range allows for maintaining consistency with factory quality and design standards. The original key slot geometry, appropriate mechanism operating characteristics, and compatibility with the vehicle's ignition system reduce the risk of assembly problems and speed up service work.

For workshops specializing in VAG group vehicles, such an element can be a valuable source of parts for regeneration, enabling the restoration of factory ignition functionality while maintaining the original appearance and ergonomics of operation.

Expanding work within the Audi ignition system

If you are planning a comprehensive repair or upgrade of the ignition system area in your Audi and need other elements from the same group, such as ignition locks, cylinders, or complete starting modules, check out the available parts in the Audi Ignition sets category.

Expert support when working with used components

During vehicle service, there is often a need to combine new and used components, especially in the case of more complex repairs. If you want to better understand when purchasing a used component is cost-effective and what to look for when choosing one, it is worth reading the article "Used gearbox – when is it worth it and what you need to remember", which discusses the key principles of assessing the technical condition and cost-effectiveness of such solutions.