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How to Replace the Thermostat on an Audi A4

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

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Start by disconnecting and lifting the hood, securing it with the prop rod to access the parts involved in the replacement. The temperature sensor is located under the engine's air intake ducts.

Remove the necessary components to reach the thermostat, as shown in the video. Once the obstructing parts are removed, you can easily detach the sensor by unplugging the connector and unscrewing it from its housing.

Then, retrace the steps in reverse for reassembling the various components.


Updated on 26 February 2026 by ScegliAuto


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The tyre pressure warning light displayed on the instrument cluster of the Kia Rio can be reset by inflating the tyres until they reach the recommended pressure value: this value is indicated on the sticker affixed to the driver's door pillar. Once all tyres have been inflated to the recommended pressure, turn on the ignition to check that the light has disappeared: if it is still present, it may be necessary to drive for a few miles, allowing the sensors to work and thus turning off the light.

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by ScegliAuto

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