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Reset AdBlue Warning Light on the Mercedes Vito

Model: Mercedes Classe V W447, MK 3 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Part: AdBlue warning light

Video tutorial

It is possible to reset the AdBlue warning light (indicating when it has run out and the vehicle can no longer start) on the car using the "iscan3e" programme, which must be connected to the vehicle's diagnostic port. Turn on the ignition and on the programmer's touch display, click on: "Power train system" then click on "SCR" selective catalytic reduction and wait for the connection, then click on "enter" and then on "read fault code", wait for the data to load and then return to the previous page and click on: "Adaptation", then on "teach and progress" and then on "resetting the calculated fill level of the AdBlue tank", after which click on enter.

Wait for the process to complete. At this point, click on: "reset warning message" and click on enter to clear the message on the display.


Updated on 23 June 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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