Nissens 831116 Engine Auxiliary Water Pump

Nissens 831116 Engine Auxiliary Water Pump

The Nissens 831116 engine auxiliary water pump is built for 12-volt cooling system applications that require reliable coolant circulation beyond the main mechanical pump. With a plastic and steel housing and an oval connector shape, it is a direct-fit style replacement for select Audi, Volkswagen, and Porsche applications listed below.

Engine cooling performance depends on consistent coolant flow, especially in vehicles with auxiliary circulation circuits. Nissens develops thermal management components with a focus on OE-style fit and manufacturing consistency, making this pump a practical choice for service work on Audi A8 Quattro, Audi Q5, Audi S8, and related models.

Key Features

• Part number: 831116
• Engine auxiliary water pump for cooling system circulation
• 12-volt electrical design
• Oval connector shape
• Plastic / steel housing construction
• No pulley included
• No gasket or seal included
• No mounting bracket included
• No bolts included

Detailed Description

Nissens 831116 is an engine auxiliary water pump designed for vehicles that use an electrically driven coolant pump to support engine cooling performance. This unit is listed for 2011-2016 Audi A8 Quattro, 2013-2016 Audi Q5, 2013-2016 Audi S8, 2012-2015 Audi A6, 2012-2015 Audi A6 Quattro, 2012-2015 Audi A7 Quattro, 2014-2015 Audi RS7, 2013-2015 Audi S6, 2013-2015 Audi S7, 2009-2012 Audi Q7, and 2009-2012 Volkswagen Touareg. It also cross-references PIERBURG 7.02851.20.0 for the same application.

For buyers searching for an auxiliary coolant pump for Audi A8 Quattro 2011-2016, Audi Q5 2013-2016, or Volkswagen Touareg 2009-2012, this Nissens 831116 replacement provides the specified connector, voltage, and housing configuration needed for proper system integration.

What It Helps Address

• Loss of auxiliary coolant circulation
• Cooling system fault codes related to pump operation
• Overheating concerns tied to reduced coolant flow
• Intermittent heater performance on vehicles using auxiliary circulation
• Noisy or failing electric water pump operation

Installation Notes and Tips

Verify connector shape, voltage, and mounting points before installation. This pump does not include a gasket or seal, mounting bracket, bolts, or pulley, so reuse or source the required service parts separately as specified by the vehicle application. Always inspect the cooling system for contamination, leaks, and related component wear before returning the vehicle to service.

Quality Assurance

Nissens manufactures thermal and engine efficiency components with controlled product development and production standards. The 831116 is part of that OE-style aftermarket range and is built to match the listed application requirements for Audi, Volkswagen, and related cooling system service.