Audi A3 8V VW Golf Mk7 VII Air Conditioning A/C Air Con Compressor 5Q0816803B

The Audi A3 8V VW Golf Mk7 VII Air Conditioning Compressor is an original cabin cooling system component designed for VAG vehicles. This used compressor from the Audi group ensures a factory fit, proper integration with the electrical system, and stable operating parameters for the air conditioning system. It's a solution for users who want to maintain high part quality at reasonable service costs.

Specifications and technical data

• SKU: 5Q0816803B-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 5Q0816803B
• Substitutable numbers: 5Q0816803B, 5Q0 816 803 B, 01141543
• Part type: A/C Compressor
• Category: Air Conditioner Compressors

Technical Characteristics and Purpose

The presented compressor belongs to the Electric Air Conditioning Compressors group, meaning it is powered and controlled by the vehicle's electrical system, without a traditional V-belt drive. This type of solution allows for precise management of air conditioning performance by the car's control units, as well as better integration with comfort and energy efficiency systems.

The compressor's design is adapted to the air conditioning system architecture used in Audi A3 8V and VW Golf Mk7 VII models, which translates to correct operating pressures, proper refrigerant circulation, and stable operation under various temperature conditions.

Original Origin and Compatibility

The product comes from the Audi OE line, ensuring full compliance with factory quality and safety standards. Original manufacturing means correct mounting points, appropriate electrical connectors, and compatibility with factory air conditioning control units and diagnostic systems.

The compressor has a dedicated OEM part number and assigned interchangeable numbers, which facilitates selection based on the specific vehicle configuration. Before purchasing, it is advisable to compare the designations with your car's data or seek assistance from a mechanic to ensure full installation compatibility.

Condition, Functionality, and Benefits of Choosing a Used Part

The component is offered as used, which significantly reduces the cost of air conditioning system repair while maintaining the original manufacturer's specifications. This type of part from disassembly is a good choice when the existing compressor has suffered mechanical damage, seized, or is generating incorrect system pressure.

Choosing an original, used compressor is particularly beneficial for users who value factory solutions and want to avoid problems with aftermarket replacements. A properly selected part can restore air conditioning functionality, improve driving comfort, and maintain proper operating conditions for other cabin cooling system components.

Practical Installation and Operational Tips

Before installation, it is recommended to perform a full air conditioning system diagnosis, check the tightness of the lines, the condition of the condenser, receiver-drier, and the amount of refrigerant. Professional installation by an experienced service center helps avoid secondary damage and ensures proper system bleeding and filling.

After compressor installation, it is advisable to conduct performance tests under various loads – both at idle and while driving – to verify pressure stability, response to temperature setting changes, and interaction with the vehicle's electronics. Regular air conditioning maintenance (leak checks, cabin filter replacement, periodic servicing) extends the lifespan of the entire system.

Related Content and Further Knowledge Expansion

If you are considering using original parts from disassembly for other premium brands as well, information from the article on the advantages of used original parts for Mercedes, which discusses air conditioning compressors and comfort system components, may be useful.

When planning more extensive modifications or upgrades to your car, you can also refer to the guide on how to safely increase car performance using used parts, which helps to consciously combine operational repairs with sensible tuning.