when it doesnt work
You can tell the oil cooler is bad in a Cadillac CTS 2003 when oil is in the coolant and the water turns into a white muddy substance
Yes.
Oil cooler is bad.
Seal leaks oil... Or oil in your charge air cooler...
It could be a bad head gasket or a leaking oil cooler. Doing a compression check should tell if it is a bad head gasket.
It depens on the size of the oil cooler.
A bad head gasket can do that or an engine oil cooler gone bad in the radiator. The year, make and model info would help.
it cools oil by circulating it thru an external cooler and works on the same principle as your radiator hot oil flows thru the cooler and is cooled by air thus "oil cooler"
it cools oil by circulating it thru an external cooler and works on the same principle as your radiator hot oil flows thru the cooler and is cooled by air thus "oil cooler"
Is it low on tranny oil, or you might have a bad oil cooler, or is your engine running very hot.
It will have:Bad head gasketCracked cylinder headPossible bad oil cooler
A 1992 Honda Accord does not have an Engine oil cooler. It can have a transmission oil cooler, which is built into the radiator.