Mr. Kelvin BMW 535i visited our workshop for engine oil leakages issue.
We hoisted up the car and discover the engine oil sump is leaking.
The engine oil sump leaking traces.
The metal oil sump have to be removed before we can replace the oil sump gasket.
This is how the BMW 535i oil sump look like after the cover is begin removed.
Our company protocol is to wash every oil sump cover after it have been removed.