OIL leaks driving me nuts
#11
AudiWorld Member
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#12
AudiWorld Member
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Either the oil is leaking due to oil pressure overcoming the seal or because crank- case pressure is elevated due to faulty ventilation. I did check the breather hoses and they are clear. I must now source a new pcv valve or whatever audi calls it. I do not seem to have excessive engine blow by.
#13
AudiWorld Super User
on the 2.8, there is not PCV valve. get a pair valve cover gaskets, take off your valve covers and wash them with high pressure and detergent. or you can try soaking them in a solution of simple green and water, rinse them really well, reinstall with new valve cover gasket and torque the bolts to spec.
but you might have other issues.
but you might have other issues.
#14
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Join Date: May 2014
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When installing valve cover gaskets, ensure that mating surfaces are clean and bright.. Use brake cleaner. Sand paper P400-600. Be sure to use an (O2 sensor safe) gasket sealant on crevice on each side of the front and back cam cap. I've done mine for the second time now. I've done seal rings on camshafts and crank pulley. I'm on the 3rd seal ring on one side. I had some trouble with a small scratch in the camshaft, so this time I swapped the camshaft.
Last edited by haraldpost; 07-18-2016 at 03:52 AM.
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