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How to Replace the Thermostat on an Audi A4

Model: Audi A4 B7 - Years 2004-2008
Part: Thermostat

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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by ScegliAuto

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