Do it yourself
Frequently asked questions about cars and motorcycles

How to Replace the Thermostat on an Audi A4

Model: Audi A4 B7 - Years: 2004, 2005, 2006, 2007, 2008
Part: Thermostat

See other generations:
Video tutorial

Before starting, open the hood of your Audi A4. Begin by unclipping and removing the upper engine cover, then disassemble and remove the air filter housing by disconnecting the various hoses and electrical connectors, and unscrewing the screws and bolts.

Next, disconnect the electrical connector attached to the thermostat, then unclip and remove the clip that secures the thermostat to its housing.

At this point, extract and remove the thermostat, and you will have completed the disassembly.


Updated on 6 May 2026 by ScegliAuto


Related tutorials

Audi A4 (2007-2016 / B8) Do you want to replace the thermostat valve on your Audi A4 and don't know where it is located or how to remove it? Let's see in the following video …
Audi A4 (2000-2004 / B6) In this tutorial, you will learn how to replace the thermostat in the Audi A4, a simple and quick operation. First, ensure that the engine is complet…
Audi A4 (2004-2008 / B7) In this video tutorial, you will see the main steps to remove the thermostat on the 2.0 TDI engines of Audi and Volkswagen. Before starting, drain th…

Other guides you may be interested in

How to lower the rear seats in the Peugeot 206?

In this tutorial, you will see how to lower the rear seats in the Peugeot 206, a very simple and quick operation, for example, if you need more space in the boot. First, open both the doors and the tailgate, then unclip the seat base and position it vertically. Next, remove the horizontal partition, locate the release levers at the ends of both seatbacks, and, by operating them, lower the seatbacks. To reassemble everything, simply follow the reverse procedure.

Watch the video!


by ScegliAuto

More videos