Date: Sun, 31 Oct 2004 23:24:20 +0100 From: "Henrik B." <saabnospamPAM_tdcadsl.dk> Subject: Re: 9000CS Low boost turbo...more
"Johannes H Andersen" <johsnospamfitter.com> skrev i en meddelelse news:41855A06.34F1D81Enospamfitter.com... >> trionic doers not have a knock sensor. Knock is sensed through the DI >> cassette. Base boost can be caused by a bad DI cassette, but consistent >> base boost is most probably mechanical or the BPC valve. > > The spark plugs are used for measuring the pre ignition conditions in > the cylinders. An ionization current over the plugs is analyzed by the > ECU and used for optimal timing and other engine parameters. something > like that... Depends on which MY we're talking about. The 1991 and 1992 CS does have DI but no Trionic, so it has a knocking-sensor. Not until MY '93 is the CS fitted with Trionic. Cheers!