Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Resetting the AdBlue Warning Light on the Mercedes GLC

Model: Mercedes Glc C253, X253, MK 1 - Years 2015-2022
Part: AdBlue warning light

This guide will show you the steps to reset the AdBlue warning light on the Mercedes GLC. Before resetting the AdBlue light, you must refill with the new fluid until you reach the maximum level indicated on the settings display from the onboard computer, as shown in the video. At this point, use the appropriate diagnostic software to perform the reset of the AdBlue light via computer; once the operation is complete, turn off the instrument cluster and start the engine, checking that the light has been reset.

Updated on 1 September 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Refill AdBlue in the Mercedes GLC
How to Refill AdBlue in the Mercedes GLC
Mercedes Glc (2015-2022 / C253, X253, MK 1) Your Mercedes GLC with a Diesel engine has a second tank containing AdBlue: a special liquid that significantly reduces pollutants in exhaust gases. …
How to Reset the AdBlue Warning Light on the Mercedes GLC?
How to Reset the AdBlue Warning Light on the Mercedes GLC?
Mercedes Glc (2015-2022 / C253, X253, MK 1) If the AdBlue warning light has turned on in the instrument cluster of your Mercedes GLC, it means that the fluid in the emissions system has reached…
Where to Find the AdBlue Control Unit on the Mercedes GLC 350
Where to Find the AdBlue Control Unit on the Mercedes GLC 350
Mercedes Glc (2022-2026 / C254, X254, MK 2) In this video, see where the AdBlue control unit is located on the Mercedes GLC 350: it is positioned near the AdBlue tank, accessible from the hatch…

Other guides you may be interested in

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.

Watch the video!


by ScegliAuto

More videos