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How to Reset the Maintenance Light on a Mercedes CLA

Model: Mercedes CLA C118, X118 - Years 2019-2025
Part: Warning light – error code

This video shows the procedure to reset the maintenance light on a Mercedes CLA. This video features the AMG version, but the procedure is the same for the base CLA. To reset the maintenance light, first, turn the ignition key to position 1 to start the instrument cluster. Then, press the call button and the OK button. From the menu that appears, use the arrow buttons on the right side of the steering wheel to select the Assyst Plus option. Select it by pressing the OK button. Now, select the complete service option. From the menu that appears, select the complete service option. At this point, select the type of oil used. Then, confirm by pressing yes and then OK. The procedure will be complete, and the reset will be successful. You can then restart the instrument cluster to verify that the procedure was successful.

Updated on 23 August 2026 by ScegliAuto

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