Vehicle recallDVSA
Citroen C3 Aircross, C4 and C4X recalled over an electrical or software fault
On affected vehicles the Engine Control Unit (ECU) software is not according to specification.
Check your product
Only vehicles within the listed VIN ranges or build dates are covered. A franchised dealer can confirm from your VIN.
3 identifiers listed for this notice.
C3 Aircross
- Build datesThe build or first registration date is on the V5C.
- 18/05/2022 – 17/10/2023
- Manufacturer referenceThe manufacturer’s own campaign number. Quote it to the dealer.
- MQ6-241066CO
C4
- Build dates
- 20/07/2022 – 09/10/2023
- Manufacturer reference
- MQ6-241066CO
C4X
- Build dates
- 05/07/2022 – 04/10/2023
- Manufacturer reference
- MQ6-241066CO
What to do now
An electrical or software fault affects some Citroen C3 Aircross, C4 and C4X.
- Check whether your vehicle is affected using its registration number on the GOV.UK vehicle recall checker, or ask a franchised dealer.
- Contact a franchised dealer to book the free repair.
- Keep the manufacturer’s recall letter if you receive one, and update your address on the V5C so future letters reach you.
Why it matters. Electrical and software faults can affect lights, warnings, cameras or driver assistance systems, and some can lead to a loss of function while driving.
Repairs and costs
Safety recall work is carried out by franchised dealers free of charge, whether or not you are the first owner and whether or not the vehicle is still under warranty.
If a dealer will not carry out the recall work, contact the manufacturer’s customer services and, if that does not resolve it, the DVSA.
From the official notice
Published by the Driver and Vehicle Standards Agency (R/2025/012). Quoted as issued.
Summary
On affected vehicles the Engine Control Unit (ECU) software is not according to specification.
Defect
On affected vehicles the Engine Control Unit (ECU) software is not according to specification.
Remedy
Upload modified software to the ECU.
Models
C3 Aircross, C4, C4X
Open the DVSA notice
Questions
Why are Citroen C3 Aircross, C4 and C4X being recalled?
An electrical or software fault affects some Citroen C3 Aircross, C4 and C4X. Electrical and software faults can affect lights, warnings, cameras or driver assistance systems, and some can lead to a loss of function while driving.
How do I know if my vehicle is affected?
Enter your registration number on the GOV.UK vehicle recall checker or ask a franchised dealer, who can check your VIN against the manufacturer’s campaign. The VIN ranges and build dates published by the DVSA are listed on this page.
What should I do now?
Check whether your vehicle is affected using its registration number on the GOV.UK vehicle recall checker, or ask a franchised dealer. Contact a franchised dealer to book the free repair.
Will the repair cost anything?
Safety recall work is carried out by franchised dealers free of charge, whether or not you are the first owner and whether or not the vehicle is still under warranty. If a dealer will not carry out the recall work, contact the manufacturer’s customer services and, if that does not resolve it, the DVSA.