VW Volkswagen Passat B7 Air Conditioning Compressor A/C Pump 1K0820859S

The VW Volkswagen Passat B7 Air Conditioning Compressor Pump is an item from the air conditioning compressors and clutches category, designed for the interior cooling system in Volkswagen Passat B7 generation models. This is a solution for users who want to restore the functionality of their air conditioning while maintaining factory performance characteristics and compatibility with the vehicle's system.

Specifications and technical data

• SKU: 1K0820859S
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K0820859S
• Substitutable numbers: 1K0820859S, 1K0 820 859 S
• Category: A/C Compressors & Clutches

Purpose and Function in the Air Conditioning System

The Passat B7 air conditioning compressor is responsible for circulating refrigerant throughout the entire system, ensuring stable operating pressure and efficient heat removal from the cabin. A correctly selected compressor allows for predictable air conditioning performance, both in city driving and during longer highway journeys.

This component works in conjunction with other system parts, such as the condenser, evaporator, and expansion valve, making it crucial to use a part that is structurally matched to the specific Volkswagen model. This ensures the correct mounting geometry, appropriate drive ratio, and proper interaction with the control electronics.

Benefits of Using a Volkswagen Group Compressor

Choosing an air conditioning compressor specifically designed for the Passat B7 from the Volkswagen OE range offers primarily:

• Factory Fitment – Compatibility with the original system, eliminating the need for modifications to mounts or hoses.
• Consistent Performance Characteristics – Maintaining the pressure and efficiency parameters specified by the vehicle manufacturer.
• Accessory Compatibility – Proper interaction with the existing compressor clutch, drive belt, and air conditioning controls.
• Temperature Stability – Ensuring uniform cabin cooling under various engine loads.

Consequently, installing such a compressor is a technically safe and predictable solution, especially for vehicles used daily.

Performance and Installation Characteristics

The air conditioning compressor in the Passat B7 operates under demanding conditions – it is mechanically driven by the engine, exposed to variable speeds, temperatures, and vibrations. Using a dedicated compressor helps reduce the risk of leaks, excessive vibrations, and improper system lubrication.

When replacing, it is recommended to:

• flush the air conditioning system to remove contaminants and residues of old oil,
• replace the receiver-drier to protect the new compressor from moisture and contaminants,
• check the tightness of hoses and connections to prevent refrigerant loss.

Proper installation and system bleeding translate to longer, stable compressor operation and uniform cooling of the vehicle's interior.

Condition and Practical Application

The offered Volkswagen air conditioning compressor is a used part, which helps reduce repair costs while maintaining proper fitment for the Passat B7. This is a particularly beneficial solution for comprehensive air conditioning system repairs, where additional service operations are often required alongside the compressor.

When selecting this part, it is advisable to base your choice on the vehicle's details (model, generation, engine unit) and the compressor's technical specifications. This helps avoid installation problems and ensures correct interaction with the existing engine accessories.

Related Air Conditioning Compressors and Technical Knowledge

If you are looking for other items in the Volkswagen air conditioning compressors and clutches category, check out the Volkswagen air conditioning compressors and clutches available in our store to select components matched to specific models of this brand.

You can find more information about the advantages of using premium used components, such as air conditioning compressors in higher-segment cars, in the article: used parts for Mercedes – original components from dismantling, which discusses a practical approach to selecting and operating such elements.