What's wrong with my Focus?

My Ford Focus cuts out when driving and there's oil on top of the piston...

Lana Matthews (Folkestone)

Sep 2019 Filed under: fault

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Expert answer

Hi Lana,

I assume a mechanic took a look into the cylinder using a boroscope or similar to confirm that there is oil on the piston. Without knowing any details on your car or the engine, we'd suggest that some serious engine work is required. A good mechanic will advise where to start. 

Shane O' Donoghue - Complete Car Advisor
@Shane_O_D