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How to replace the capacitor of the Audi A3

Model: Audi A3 MK 2, 8P - Years 2003-2013
Part: Checks and maintenance

Today we will explain how to replace the capacitor of the Audi A3. First, disconnect the car battery, then disconnect the refrigerant lines from the capacitor. Remove the screws and bolts that secure the capacitor to the radiator and extract the capacitor. Place the new one and replace the O-rings, reconnect the refrigerant lines to the air conditioner making sure they are securely tightened. Reinstall the upper radiator support and reconnect the battery. Then fill the air conditioning system by recharging it with the correct amount of R134a refrigerant. Start the engine and turn on the air conditioning to test its operation.

Posted on 19 July 2025 by ScegliAuto

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