986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - What's the function of the Venturi Tube on a Tiptronic?

The Radium King · 03-19-2015, 05:01 PM

ah - the third end goes to the brake booster. prolly just to give addnl vacuum to the brake booster because on a tip you stay on the brakes at idle whereas on a manual you would just release the clutch.

03-19-2015, 05:01 PM	#10
The Radium King Registered User Join Date: Apr 2010 Location: Canada Posts: 3,121	ah - the third end goes to the brake booster. prolly just to give addnl vacuum to the brake booster because on a tip you stay on the brakes at idle whereas on a manual you would just release the clutch.