Volvo Repair: Volvo 740 oil leak, oil filler cap, flame trap

Question
I have oil coming out of the oil filler cap.
the model is 740 gle 1988 model

Answer
replace the oil cap and replce the flame trap and be sure all the flame trap hoses are not plugged same goes for the intake port the vacuum hose attaches to.the flame trap is located below intake manifold runners 3 and 4 it will be in a plastic housing with 2 hoses to it.one vaccum and other is about 1 inch diameter