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How to Replace the Engine Temperature Sensor on Audi A4 B6 1.8T

Model: Audi A4 B6 - Years: 2000, 2001, 2002, 2003, 2004
Part: Engine coolant temperature sensor

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Video tutorial

Today, you will see the instructions to remove the coolant temperature sensor bulb on an Audi A4 B6, second generation, with a 1.8 turbo engine. First, open the hood of your car and locate the sensor, which is found at the rear of the engine.

You will need to remove the coolant duct, where the temperature sensor is housed. Disconnect the various hoses and remove the mounting screws.

At this point, lift the tab of the duct to extract the bulb sensor, replacing it with the new one!


Updated on 14 April 2026 by ScegliAuto


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How to Reset the AdBlue Warning Light on a Peugeot Boxer

To reset the AdBlue system on a 2018 Peugeot Boxer, follow these steps: Start the engine and ensure the vehicle is parked in a well-ventilated area. Locate the "MENU" button on the dashboard or steering wheel controls. Press and hold the "MENU" button until the menu options appear on the display. Use the arrow buttons or scroll wheel to access the "Vehicle Settings" or "Settings" menu. Select the "AdBlue" or "AdBlue System" option. Look for the "Recharge" or "Reset" option in the AdBlue menu. Once you find the reset option, select it and confirm your choice when prompted. The system will be reset, and a confirmation message may appear on the display. Turn off the engine and wait a few seconds. Restart the engine and check that the AdBlue system has been reset.

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by ScegliAuto

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