thanks for your help bill. I will check the PCV system. It does seem like the source of the oil leak is from the exhaust camshaft as most of the oil contamination was on that side and oil is leaking down the engine on that side. I will clean the PCV system, clean the engine and inspect for futher oi...

2003 S40, approx. 105000 miles I have an oil leak from the upper part of my engine. I have removed the timing belt cover and some oil is present as it is being slung around by the cam shaft pulleys. I have been planning to change the timing belt but the oil leak should be fixed first, right? I have ...