Audi A6 C8 Q7 4M A7 4K Water Pump Auxiliary Electric 4N0965567

Audi A6 C8 Q7 4M A7 4K Auxiliary Water Pump is a component from the Water Pumps group, designed by the manufacturer Audi as a precise cooling system component. It enables stable fluid circulation in critical engine and accessory areas, which translates to predictable powertrain operation and reduced risk of overheating in demanding conditions.

Specifications and technical data

• SKU: 4N0965567
• Mark: Audi
• Condition: Used
• OEM Part Number: 4N0965567
• Substitutable numbers: 4N0965567, 4N0 965 567, 704934040, 7.04934.04.0
• Part type: Engine Water Pump
• Category: Water Pumps

Purpose and Role in the Cooling System

The auxiliary water pump in Audi A6 C8, Q7 4M, and A7 4K models is responsible for supporting the main coolant circulation, especially in areas with increased thermal load. Its task is to maintain adequate fluid circulation in situations where the standard mechanical pump does not provide sufficient flow, for example, during idling, in traffic jams, or under intense engine load.

This design solution allows for more uniform temperature distribution within the system, which promotes stable operating parameters for the powertrain, turbocharger, and associated components. A well-functioning auxiliary water pump also supports the durability of other cooling system components.

Benefits of Using an Original Audi Pump

Using an original pump from the Audi Water Pumps group ensures a perfect fit with the factory installation without the need for modifications. This means compatibility with factory connectors, mounting brackets, and flow parameters specified by the vehicle manufacturer.

• Stable cooling system operation across a wide range of loads.
• Improved temperature control in the engine and accessory area.
• Reduced risk of localized overheating at critical points in the system.
• Compatibility with Audi's factory electrical and hydraulic systems.

By maintaining factory flow and pressure parameters, the auxiliary water pump helps to ensure predictable powertrain operating conditions, which is important for both durability and driving comfort.

Product Characteristics and Fitment

The offered auxiliary water pump is a component from the Audi OE line, meaning it complies with the vehicle manufacturer's design specifications. The product is classified as used, making it an attractive option for users looking for a factory component at a more favorable price than a new aftermarket replacement.

The pump is designed to work with the cooling system in modern Audi constructions where an electrically assisted separate circuit is provided. This allows it to be precisely controlled by the vehicle's electronics according to the current cooling demand.

Reference Numbers and Part Identification

The component has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in service catalogs and parts selection systems. In practice, this allows for quick verification of the pump's compatibility with a specific Audi A6 C8, Q7 4M, or A7 4K configuration, as well as comparison with other references used within the same model group.

If you have any doubts about selecting the component, it is advisable to use the OEM or reference number along with the vehicle's technical documentation to confirm full compatibility with your specific car.

Operational and Diagnostic Tips

A functional auxiliary water pump is particularly important in vehicles used for city driving and with frequent starts, where the cooling system is heavily loaded. Symptoms such as uneven heating, overheating warnings, or improper operation of the cabin heater may indicate the need to inspect this component.

To better understand the relationships between pumps, injectors, and other fuel supply and cooling components, an article describing the selection and diagnostics of components by OEM and VIN numbers may be helpful – you can find it here: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other parts from the same group, such as auxiliary pumps, coolant circulation modules, or cooling support components, check the available parts in the Audi Water Pumps category.