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How to Remove the AdBlue Warning Light on a Citroen C4 Cactus?

Model: Citroen Cactus MK 1 - Years 2014-2020
Part: AdBlue warning light

If the AdBlue warning light has illuminated on the dashboard of your Citroen C4 Cactus, it means that you need to top up the emissions fluid as it has reached a too low level. To do this, simply follow the straightforward procedure shown in this tutorial. First, obtain a 10-litre canister of fluid from any car parts store, then open the boot, lift the floor panel, and remove both the tool basket and the spare wheel. Next, unscrew the central cap, insert the canister tube into the hole, and add the necessary amount of fluid to reach the maximum level.

Updated on 31 August 2026 by ScegliAuto

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