Citroen C4 and C4X recall: Citroen C4 C4X Radio software via OTA update.
- What's wrong
- On affected vehicles the Advanced Driver Assistance System (ADAS) functionality may not meet regulatory requirements and the Active Emergency Brake (AEB) and Lane Keep Assist (LKA) can inadvertently be deactivated by a long press of the ADAS button on the radio.
- What to do
- Contact a Citroen dealer to book the free repair. On the affected vehicles the radio software will be updated by an Over-The-Air update which will be remotely checked as successfully installed.
What’s wrong
On affected vehicles the Advanced Driver Assistance System (ADAS) functionality may not meet regulatory requirements and the Active Emergency Brake (AEB) and Lane Keep Assist (LKA) can inadvertently be deactivated by a long press of the ADAS button on the radio.
The fix
On the affected vehicles the radio software will be updated by an Over-The-Air update which will be remotely checked as successfully installed.
Vehicles affected
| Model | Built from | Built to | Vehicles |
|---|---|---|---|
| C4 | 1 Feb 2024 | 21 May 2024 | 619 |
| C4X | 2 Feb 2024 | 21 May 2024 | 206 |
How to check your vehicle
Use the official DVSA checker with your registration number to see if your exact vehicle is included. If it is, the manufacturer should have written to the registered keeper. The repair is free, even if you bought the vehicle second-hand.
Updated 6 December 2024. This page summarises an official notice. Details can change – always follow the official notice.