Audi S6 C7 Air Conditioning A/C Compressor Pump 4.0 Petrol CTGE 4G0816803G

Audi S6 C7 Air Conditioning A/C Compressor Pump 4.0 Petrol CTGE is an original cabin cooling system component designed for petrol-powered units. This used compressor from the A/C compressors and clutches category allows for a technically sound and cost-effective repair of the air conditioning system in the sporty S6 C7 version, while maintaining factory performance characteristics.

Specifications and technical data

• SKU: 4G0816803G
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0816803G
• Substitutable numbers: 4G0816803G, 4G0 816 803 G
• Fuel type: Petrol
• Part type: Compressor & Clutch Assembly
• Category: A/C Compressors & Clutches

Purpose and role in the air conditioning system

The air conditioning compressor in the Audi S6 C7 is responsible for compressing the refrigerant and maintaining stable operating parameters for the entire system. In the 4.0 petrol CTGE engine, it operates under demanding thermal conditions, which is why using the correct compressor is crucial for the durability of other components and driving comfort. This component is designed to work with the factory air conditioning control system, ensuring:

• adequate cooling efficiency under high engine load,
• smooth refrigerant pressure regulation,
• stable operation across a wide range of engine speeds.

Benefits of using an original Audi compressor

Using an original compressor in the Audi S6 C7 reduces the risk of compatibility issues that often arise with aftermarket replacements. Proper matching to the powertrain and air conditioning control system translates into:

• correct operating pressures throughout the refrigerant circuit,
• reduced engine load due to properly matched resistance torque,
• seamless integration with factory sensors and vehicle electronics. For the CTGE petrol unit, it is particularly important to maintain a stable temperature in the engine compartment and the interior, which affects both driver comfort and the operating conditions of other components.

Performance characteristics and installation

The air conditioning compressor from this series is a design adapted for use in high-performance cars such as the Audi S6 C7. This allows for safe use of the air conditioning even during dynamic driving, without an excessive drop in engine performance. This used component allows for lower repair costs while maintaining the factory system design. Before installation, standard service procedures are recommended, such as:

• checking the system for cleanliness and flushing the installation if necessary,
• replacing the receiver-drier and checking the lines for leaks,
• filling the system with the correct amount of refrigerant and oil in accordance with the vehicle's service documentation. This approach increases the chances of stable and long-lasting compressor operation after installation.

A safe choice for a used compressor

When dealing with used air conditioning system components, a conscious approach to diagnostics and installation is key. To better understand typical failure symptoms and the principles of safe replacement, it is worth reading the guide: Air conditioning compressor – failure symptoms, causes, and safe replacement. This will help you assess when a compressor replacement is necessary and how to prepare the system for installing a salvaged part.

Expanding repairs within the Audi air conditioning system

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Audi and need other components from the same group, such as other compressors, clutches, or related powertrain parts, check out the available parts in the Audi A/C compressors and clutches category.