Date: Wed, 17 Oct 2001 18:18:41 +0100 From: "Grunff" <runffnopsamo.co.uk> Subject: Re: 9000 Direct Ignition Cartridge
"John G" <johngnopsaml-romtec.com> wrote in message news:2acc5702.0110170418.100753efnopsaming.google.com... > I just thought I'd jot down my experience of my new Saab 9000 CDE 2.3 > (1992). Not long after I bought the car it started to hesitate at low > revs and low load. You could knock it down a gear and it would > happily drive round above 2000rpm. As described by others the problem > has slowly got worse and I have now bought a new (second-hand) DI > cartridge from www.parts-asap.co.uk (for those in the UK). > > Having spoken to Parts ASAP, apparently the problem with these units > is that each coil is oil filled for cooling and when the seal goes and > the oil leak out, so does its ability to cool and the coils start to > loose performance. I guess an oil leak around the spark plugs is a > good indicator of this problem. > > Hope this helps. > > Regards > > John Yup, DI cassettes are a very common failure. Glad you fixed your problem. The oil isn't there for cooling, it's there for electrical insulation. In fact, if you cut open an old-fashioned ignition coil, you'll find that they're also oil filled, for the same reason. Grunff