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Where is the OBD Port on the 2018 Citroen C4?

Model: Citroen C4 Cactus - Years 2014-2020

The diagnostic port on the 2018 Citroen C4 is located behind the right dashboard of the vehicle; to access the port and remove the dashboard, you need to open the glove compartment. Using a plastic tool or a flat-head screwdriver, remove the cover of the OBD port by popping off part of the dashboard. The port is used to perform computer diagnostics via a PC in the workshop, reset warning lights and error codes. The port is also used to carry out control unit updates. All vehicles from 2000 onwards are required to have one.

Posted on 12 May 2026 by ScegliAuto

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