Do it yourself
Frequently asked questions about cars and motorcycles

How to Reset the AdBlue Warning Light on the Mercedes C-Class?

Model: Mercedes Classe C W205 - Years 2014-2021
Part: AdBlue warning light

The AdBlue warning light that appears on the instrument cluster of the Mercedes C-Class indicates that the additional fluid in the tank is nearly depleted: you can turn off the light by refilling it. To refill, open the fuel door and locate the blue cap underneath: this cap must be removed to insert the fluid into the tank. After refilling, close the cap to ensure the light has been reset correctly.

Updated on 1 September 2026 by ScegliAuto

Video tutorial

Related tutorials

Mercedes Classe C (2014-2021 / W205) .. the AdBlue warning light of the Mercedes C-Class, after refilling with AdBlue fluid. First of all, we get into the car and start the instrument.. …
Mercedes Classe C (2014-2021 / W205) .. see how to reset the warning on the Mercedes C-Class. First of all, it will be necessary to top up with the AdBlue can or at the gas station until it.. …
Mercedes Classe C (2014-2021 / W205) .. AdBlue liquid top-up warning on the Mercedes C-Class. First, we get into the car and start the instrument panel; then we connect the appropriate tool.. …

Other guides you may be interested in

How to Replace the Cabin Filter on the Opel Grandland X

If you own an Opel Grandland X and want to know the steps to replace the cabin air filter, carefully read the following guide and follow the described steps. First, enter the vehicle and go to the passenger side. Then, locate the box containing the air filter in the lower side area of the dashboard. Remove the cover of the box and finally replace the old filter with the new one. Refit the cover, and you are done.

Watch the video!


by ScegliAuto

More videos