Diaphragm valve for crankcase ventilation Porsche Cayenne 4.8L M48.01, M48.51 – $19.90

Diaphragm valve for crankcase ventilation Porsche Cayenne 4.8L M48.01, M48.51

OEM
948.107.23652
948.107.23653
948.107.23601
948.107.23602
948.107.23603

pcv ccv pvc
we make the membrane separately!

Membrane engine valve cover 4.8 M48.01, M48.51

Over time, the diaphragm valve crankcase ventilation dries and breaks.
Torn through the membrane into the engine gets unaccounted mass air flow sensor.
As a result, the engine can be difficult to start, unstable work (especially at idle) can be misfiring, the same engine can get dust, which enhances the wear and tear of parts and mechanisms.
If the whistle is heard in the area of ​​finding oil separator, then the membrane is torn.

The manufacturer sells only the valve cover assembly.

We produce and sell this membrane separately.

Replacement instructions:
Remove the valve cover.
Remove the valve crankcase ventilation (mounted inside the valve cover).
Remove the cover membrane, set in exchange membrane porvanoy new.
Assemble in reverse order.

During the first run, after replacing the membrane, the engine may not work steadily
(This is due to the fact that when the membrane was torn fuel cards to reconfigure the computer, in accordance with the lambda probes that detect increases in oxygen content).
After replacing the membrane restores valve and leak persists unaccounted air control unit needs some time to adjust fuel cards.
Must be allowed to run the engine for a while, switch off the ignition and start again, the engine must reach normal operation.