911 Carrera 4 Cabriolet (997) F6-3.6L (2006)
Positive Crankcase Ventilation: Service Precautions
PCV Monitoring
OBD Exemption:
The systems are designed such that the connectors are fastened in a manner which makes it significantly difficult to remove. Disconnection between the
PCV valve and the intake manifold may cause the vehicle to stall immediately during idle operation or to detect a trouble code either for air/fuel
adoption or misfire.