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How to reset the AdBlue warning light on the Mercedes M-Class

Model: Mercedes Classe M W166 - Years 2011-2018
Part: AdBlue warning light

Today we will discover the instructions that will allow us to reset the warning light for refilling the AdBlue liquid in the Mercedes M-Class. Before resetting the AdBlue warning light, it is necessary to have refilled it, either through the appropriate canister or directly at the gas station. At this point, we connect our diagnostic tool to the car's OBD port, turning on the instrument panel to allow it to communicate with the ECU; we select the brand and model of the vehicle, following the guided procedure to confirm and reset the AdBlue warning light!

Posted on 2 August 2025 by ScegliAuto

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How to Reset the Tyre Pressure Light on the Opel Grandland X

While driving, if you notice the tyre pressure warning light coming on, first check the actual inflation pressure of the tyres and, if necessary, restore the pressures recommended by the manufacturer. After restoring the correct pressures, you need to reset the warning light that has illuminated on the instrument cluster. To do this, locate the reset button on the lower central console. Press this button and hold it down for at least 3 seconds, after which the low pressure indication will turn off.

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