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How to Reset the Air Conditioner on the Mercedes S-Class

Model: Mercedes Classe S W221, MK 5 - Years 2005-2013
Part: Air conditioner

In this guide, you will find the instructions necessary to reset the air conditioner on the Mercedes S-Class. To perform the reset and recalibration of the automatic air conditioner, you will need a special diagnostic tool connected to the OBD port. After selecting the model and engine, navigate through the various functions until you reach the air conditioner function, then reset the memories (after resolving any issues related to the air conditioning system). Disconnect the tool and verify the correct operation of the air conditioner.

Posted on 31 May 2026 by ScegliAuto

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