Renault Trucks T High / T recall: C0507 – irmu & emc filter replace
- What's wrong
- On affected vehicles there is a risk of electric shock if the AC charging inlet socket (or the power cable to external equipment) is severely damaged and you touch an exposed electrical conducting part and at the same time touch the chassis or other earth…
- What to do
- Contact a Renault Trucks dealer to book the free repair. The insulation monitoring device (IMD) will be replaced by an upgraded version a residual current device (RCPF sensor) will be installed inside the insulation resistance measurement unit and software updated.…
What’s wrong
On affected vehicles there is a risk of electric shock if the AC charging inlet socket (or the power cable to external equipment) is severely damaged and you touch an exposed electrical conducting part and at the same time touch the chassis or other earth connected part of the vehicle.
The fix
The insulation monitoring device (IMD) will be replaced by an upgraded version a residual current device (RCPF sensor) will be installed inside the insulation resistance measurement unit and software updated. If necessary some vehicles will have the EMC filter reinstalled.
Vehicles affected
| Model | Built from | Built to | Vehicles |
|---|---|---|---|
| T High / T | 19 May 2025 | 8 Sep 2025 | 29 |
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 21 February 2026. This page summarises an official notice. Details can change – always follow the official notice.