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

How to Reset the AdBlue Warning Light on the Citroen C5 Aircross

Model: Citroen C5 Aircross MK 1 - Years 2017-2022
Part: AdBlue warning light

Today's guide will show you how to top up the AdBlue fluid and reset the warning light on the Citroen C5 Aircross. First, open the fuel flap and pour in the AdBlue from the canister (the tank holds 17 litres); once finished, get in the vehicle and turn on the ignition, waiting for the onboard computer to verify the new level of AdBlue in the tank, as shown in the video. At this point, if the level is optimal, the AdBlue warning light will automatically turn off, following the video tutorial to the end!

Updated on 10 August 2026 by ScegliAuto

Video tutorial

Related tutorials

How do you reset the AdBlue warning light on the Citroën C5 Aircross?
How do you reset the AdBlue warning light on the Citroën C5 Aircross?
Citroen C5 Aircross (2017-2022 / MK 1) In order to reset the AdBlue warning light of the Citroën C5 Aircross, you need to perform a top-up by adding the necessary amount of additional flui…
How to Top Up AdBlue on the Citroen C5 Aircross
How to Top Up AdBlue on the Citroen C5 Aircross
Citroen C5 Aircross (2017-2022 / MK 1) Below, you will find the instructions to top up the AdBlue fluid on the Citroen C5 Aircross in simple steps. First, move to the outside and open the …
How to Top Up AdBlue in the Citroen C5 Aircross
How to Top Up AdBlue in the Citroen C5 Aircross
Citroen C5 Aircross (2017-2022 / MK 1) This mini guide explains how to correctly top up AdBlue in your new Citroen C5 Aircross. AdBlue is a special industrial liquid designed to optimally …

Other guides you may be interested in

How to Open the Bonnet on the Lancia Y

To open the bonnet on this vehicle, follow these simple instructions: first, open the driver's door and locate the lever positioned just below the dashboard, marked with an image of the vehicle with the bonnet open. Pull this lever towards you until you hear a "click" indicating the bonnet is released. Next, exit the cabin and stand in front of the bonnet to disengage the safety catch and complete the opening. To do this, slightly lift the bonnet, locate the yellow lever underneath, and pull it to the left to fully release and open the bonnet.

Watch the video!


by ScegliAuto

More videos