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How do you reset the AdBlue warning light on the Citroën C5 Aircross?

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

It will be possible to make the AdBlue light on the Citroën C5 Aircross disappear completely by opening the fuel door located on the right side of the car in the rear: once this door is opened, you will be able to locate the blue cap underneath that needs to be unscrewed. Once removed, you can add the necessary amount of additional liquid to complete the refill. After refilling, you can close the tank again with the blue cap to verify that the light has disappeared.

Posted on 14 June 2025 by ScegliAuto

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