Date: Fri, 8 Aug 2003 07:41:58 +0000 (UTC)
From: "Tim.." <>
Subject: Re: Misfire! Saab 9000CS  LPT Auto 1993

"Mark" <> wrote in message news:bgtlof$sgs2j$ > Saab 9000CS LPT Auto 1993 > > I'm posting on behalf of my brother who's Saab is having major > spluttering / misfire problems. Misfire seems to only happen when the > engine is at normal temp and not when cold. It's like the engine is not > running on all 4 cylinders but sometimes it will be running ok without > misfire and then all of a sudden without warning the engine dies and > will not restart. Leaving it a few minutes it then starts again. It's > had new plugs & air filter and even tried another Di cartridge but with > the same results. Grateful for any tips as to where to look first. A > bit puzzled as it only seems to happen when the engine's warmed up! > Sounds like primary ignition breaking down when hot- does the rev counter begin acting up when the engine does? Have a good poke around at the CAS and wiring plug. Get some freeze spray (computer or plumbers shop) and and spray it onto the CAS next time it plays up when hot. I think you will find you are loosing spark which is the root of your problems. Tim.. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system ( Version: 6.0.506 / Virus Database: 303 - Release Date: 01/08/2003

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