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How to Reset the Service Light on a Citroen C4 2021

Model: Citroen C4 MK 3 - Years 2020-2026
Part: Service warning light

If you have just serviced your new Citroen C4 but the warning light continues to illuminate steadily at each start, proceed with the following reset procedure. First, completely switch off the car and ensure all doors are closed properly. Then, press and hold the button located at the end of the left lever on the steering wheel while simultaneously turning on the ignition by pressing the appropriate start button. A brief countdown will begin. Wait for it to finish and release the button to complete the service light reset procedure.

Updated on 8 June 2026 by ScegliAuto

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