Porsche 911 Turbo Vacuum Diagram. After starting the valve opens by means of an electric heating element. Diagram ref no 14.
Parts for 356b t5. Page 1 of 2. Distributor vacuum linessmog removal user name.
If there is no change in the running of the engine then you might have a crankcase vacuum leak somewhere sometimes caused by a failing air oil separator see pelican technical article.
Agency power racing diverter valve pair. Vacuum diagram help needed user name. Airflow measurement and vacuum leaks. Official porsche website dr.