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How to Top Up the AdBlue in the Citroen C3

Model: Citroen C3 SY, SX - Years: 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Checks and maintenance

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Video tutorial

In today's video, you will see how to top up the AdBlue tank in the Citroen C3. Generally, this operation, when necessary, is indicated on the instrument panel of your vehicle. Always proceed with the vehicle cold.

First, open the boot and remove the cover of the compartment. Then, take out the spare wheel and tools, and you should be able to see the tank cap. Once located, you can open it and proceed with the top-up. Use a funnel as the opening is quite narrow.

Refer to the manual for the correct levels.


Updated on 16 July 2026 by ScegliAuto


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by ScegliAuto

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