Car model, age, petrol, diesel, v6, v8, inline 4, capacity. The chaps and chapesses here are incredibly helpful but you have to give them the odd clue about what the engine is.
Car model, age, petrol, diesel, v6, v8, inline 4, capacity. The chaps and chapesses here are incredibly helpful but you have to give them the odd clue about what the engine is.
Could it be leaking injector seats ?
If so, the "oil" is lost diesel fuel, and the heat from the engine will evaporate the liquid from it to become what is referred to as "black death" (not as dire as it sounds).
Search "black death" on here (or the web) for plenty of info.
For example.: Black death ? Possible tool to clean | Engine