Ford Focus MK3 Injector Failure

Code: P02D3 - Cylinder 4 Fuel Injector Offset Learning at Max Limit
Code: P02CF - Cylinder 2 Fuel Injector Offset Learning at Max Limit
Code: P02CD - Cylinder 1 Fuel Injector Offset Learning at Max Limit
Code: P02D1 - Cylinder 3 Fuel Injector Offset Learning at Max Limit