Date: Wed, 28 Jul 2004 06:44:15 -0400 From: KeithG <noonenospamay.com> Subject: Re: Update on low turbo boost C-900T
Check the vacuum switch. It is on the LHS fender and has (used to have?) a red cap. With no vacuum on it (usually supplied by the cruise vacuum pump) it should read 0 ohms or continuity across the 2 terminals. To 'bypass' it, just fashion a jumper for the plug going to it. KeithG Charles Stoyer wrote: > 1986 900 Turbo, 16V, 236 k miles, cannot find any leak in turbo plumbing, > noise is in engine compartment, not in car. > > I filled up with mid grade and the turbo boost went yet lower. I think the > leak in turbo plumbing is not causing low boost. Leak is 3 years old, low > turbo boost is recent. > > With cruise control on, the turbo boost is the same as with it off. So > methinks the computer thinks the cruise control is always on. > > Any way to unplug a wire and disable the "feature" that tells the turbo > computer that the cruise control is on? > > Thanks, > > Charles. > >