http://wiki.answers.com/Q/How_do_you_know_if_your_PCV_valve_is_not_working"
Pull upward on the hose that the PCV valve is in. The PCV valve will pull out of the hose. The PCV valve is located in the valve cover.
Disconnect the PCV valve tube from the PCV valve.Disconnect the PCV valve electrical connector if it has one.Turn the PCV valve counterclockwise to remove from the valve cover.To install, reverse the removal procedure.
Is your PCV valve working okay?
Remove the PCV valve retaining screws. Remove the PCV valve hose. Reverse the process to install the new PCV valve.
The PCV valve has a check ball in it, That's what you are hearing. REPLACE PCV VALVE
The PCV valve is located in the valve cover
The pcv valve is on the passenger side valve cover
Your PCV valve ( or PCV system ) could be plugged ( positive crankcase ventilation )
Stuck or bad PCV valve on the Valve Cover to the carb or throttle body. The other is the EGR valve. Most likely the PCV.
PCV valve (A)
Where is pcv valve on 1998 daewoo leganza