Leaking oil on top of valve cover

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Year and Model: 2006 s40
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Leaking oil on top of valve cover

Post by rebelman »

I have oil on top of my valve cover on my 2006 volvo s40 2.4i engine. Could this be caused by the pcv system needing replaced? Hard to tell where the oil is coming from Thanks

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Post by RickHaleParker »

Check the seal on the Oil filler cap.
1998 C70, B5234T3, 16T, AW50-42, Bosch Motronic 4.4, Special Edition package.
2003 S40, B4204T3, 14T twin scroll AW55-50/51SN, Siemens EMS 2000.
2004 S60R, B8444S TF80 AWD. Yamaha V8 conversion
2005 XC90 T6 Executive, B6294T, 4T65 AWD, Bosch Motronic 7.0.

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