You can just blow into both sides. it's a one way valve.
The PCV valve has a check ball in it, That's what you are hearing. REPLACE PCV VALVE
To replace the PCV valve on a 2005 Ford Freestar, first locate the valve, which is typically found on the valve cover. Disconnect the PCV valve from the hose and remove it from its grommet. Install the new PCV valve by pushing it into the grommet and reconnecting the hose. Ensure everything is secure and check for any leaks after starting the engine.
To replace the PCV valve in a Lexus RX300, first, locate the valve, which is typically found on the valve cover. Disconnect any hoses attached to the PCV valve and remove it from its socket. Install the new PCV valve by pushing it into place and reconnecting the hoses. Finally, ensure everything is secure and check for any leaks after starting the engine.
check your PCV Valve
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.
To replace the PCV valve on a 2001 Hyundai XG300, first, locate the valve, which is typically found on the valve cover. Disconnect the hose attached to the PCV valve, then twist and pull the valve out of its socket. Insert the new PCV valve into the socket, reconnect the hose, and ensure everything is secure before starting the engine to check for proper operation.
The PCV valve is located inline in a hose between the valve cover and throttle body. Make sure to check the hose and replace if cracks are found.
To replace the PCV valve on a 2003 Dodge truck with a 4.7L engine, first, locate the PCV valve, which is typically found on the valve cover. Disconnect the hose attached to the valve and remove the old PCV valve by twisting it out of its socket. Install the new PCV valve by pushing it into place and reattach the hose. Ensure everything is secure, then start the engine to check for any leaks.
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.
It is supposed to rattle when you shake it. if it does not, it needs replacing. The rattle you hear is the check valve.
PCV valve is located in the valve cover. start engine, allow to idle. disconnect pcv valve from valve cover and feel for vaccum. If you feel vaccum good, if not trouble shoot system. Pcv valve dirty, hose clogged or cracked, etc. check the rubber grommet in valve cover for deteriation, replace if necessary. if the old pcv valve is clogged the the hose may be as well, clean w/ solvent. install new valve and reconnect.
To change the PCV valve on a 2007 Ford Explorer 4.0, first, locate the PCV valve, which is typically found on the valve cover. Disconnect the vacuum hose attached to the valve, then twist and pull out the old PCV valve. Insert the new PCV valve into the opening, ensuring it fits snugly, and reattach the vacuum hose. Finally, start the engine to check for any leaks and ensure proper operation.