Ford Focus Mk2, Error Code P0400, How to fix EGR Valve fault.

This video shows how to resolve the error code P0400. P0400 means EGR system fault. Basically EGR valve is not working properly. The correct resolvation is replace the valve. But it is expensive way. So try clean the valve, it shoud work. OBD2 Scanner (Aliexpress) https://s.click.aliexpress.com/e/_oDz... EGR Valve for Ford Focus Mk2 (Aliexpress) https://s.click.aliexpress.com/e/_oom...