Oil In Expansion Tank Diesel

A friend of mine had this problem on his car before he changed the oil cooler and new expansion tank as it had mucky water stained on it and the car is still fine today but the water is a little murky but head deffo hasn t gone so maybe residue from somewhere 2009 sprint blue s3 8p3 bose rnse mkii bluetooth rear pdc cruise control.

Oil in expansion tank diesel.

I open the coolant cap and i see milky oil in it plus white smoke comes from the tailpipe. Scammed oil in coolant expansion tank. Oil in expansion tank 87 300d so i took the cap off looked inside and it was up to the proper level but there were several drops of oil floating on top of the coolant this car does have the 14 head but when cold the upper hose does not have a bit of pressure. A lot of expansion tanks have hot cold markings instead of min max to lessen the confusion.

What s new 3 12 24 72. I initially thought i had an oil leak at the n s fas oil was pouring out from under the car. Hi i have a vectra 2 0 dti 02 plate with a peculiar problem the expansion tank is full of thick black oil. I also see oil on the oil filter and oil cooler system and it run down on the side of the engine block.

Car is vectra diesel year 2000 with 200 000 miles it turned out to be the heat exchanger 20 off ebay and my local man has replaced it. I discovered a little oil in the expansion tank but no signs of water in the dipstick or oil filler cap. The expansion tank is located higher than the radiator and functionally becomes the top of the radiator adding fluid capacity with plenty of room for coolant expansion. That tank is there to hold excess coolant and give room for expansion hence the name.

Light brown oil scum soap on the side of the expansion tank slight oil sheen on coolant problem solved for 100 plus about 2 hours max including the coolant flush and change. My engine has an oilcooler where coolant not air cools the oil so i suspect there must be a leak there and due to the higer pressure of the oil in relation to the. However calculations for volume of fuel including gasoline are usually based upon american. When i changed the oil there weren t any traces of water in the oil.

It s common for them to read min when the engine is cold but it will reach closer to max once the engine is at operating temperature. My profile my preferences my mates. Hi i have a 2009 bmw x6 35i 3 0l engine and my check engine light comes on but the car not overheating.