Loose or damaged oil drain plug; Plugged or damaged pcv valve; Worn or broken piston rings.
Hi. PCV filters are no longer used on cars after 1998. Having a Saturn ion, I know there is no PCV valve. Hope this helps you.
More than likely it is your oxygen sensor/circuit gone bad. Or Clogged, damaged, defective or faulty catalytic converter; Plugged or damaged pcv valve; Damaged or restricted exhaust system components; Restricted, loose or burned out muffler.
http://wiki.answers.com/Q/How_do_you_know_if_your_PCV_valve_is_not_working"
I know that the 3.5l V6 engine does.
A misspelled word could be said to be damaged, for exaple. I don't know how the package got damaged!
easiest way to check pcv is to pull it out of where it is and shake it if it rattles, it is good. if it does not rattle it is clogged up and needs replacing
PVC is plastic pipe, It's called a PCV Valve in Automobiles. PCV stands for Positive Crankcase Ventilation. PCV valve. Engine removal is not required on any Automobile, I know of just to change the PCV valve. Some are hard to reach but that is it.
if its flat or bald
It's easy, if you know what you are doing it should take you about 15 min including replacement of PCV valve grommet.
need to know the size of the engine
should be on top of valve cover This picture will help you find the PCV valve http://www.clublexus.com/forums/es300-and-es330-forum/418700-2001-lexus-es300-pcv-where-is-it.html What you really need to know is that if your engine has been desludged the L shaped plastic PCV valve would have been replaced with the metallic, straight screw in PCV valve first introduced in 2002.