Date: Tue, 13 Feb 2001 23:35:18 +0000 From: BillJ <billjnopsamam.uk> Subject: Re: '93 9000 APC problem
The most common cause of this type of fault is a leakage in the pipe from the solenoid to the wastegate (wastegate thinks there is no boost, so stays open). On Tue, 13 Feb 2001 03:56:35 GMT, "Brian Howerton" <aeroscnopsam.com> wrote: >Saabers, > > I've got a '93 9000 CSE with a boost problem. On an intermittent basis, >the car gets into a mode where the boost is essentially unregulated by the >APC system with the gauge going fully into the red zone until the fuel >cutoff is activated. I'm familiar with the operation of the APC system and >most of the components having previously replaced the solenoid and other >components. I know that most of the failure modes of the APC system send the >turbo into 'basic boost' mode but was wondering what failures would cause a >behavior like this. Responses from someone with the appropriate manual would >be appreciated. > >Regards, >Brian >
