Date: Wed, 20 Aug 2003 16:13:52 +0200 From: Frode <fhnopsammica.no> Subject: Re: Engine trouble on a 94 900
Jon Ingall wrote: > I hope someone can help me out on this one: > > I've got a '94 900 turbo which is idling very poorly, lacks power and > occasionally is hard to start. This just started today after the rush hour > drive home. > > The number three cylinder didn't seem to be firing, so I popped in a new set > of platinum plugs, which reduced the problem but did not eliminate it. I > was thinking of a new distributor cap and rotor, but I don't know how to > check if the existing one is shot. Can you see traces of deposits on the isolator on the plug in question? In any case, try cleaning the boots on the DI cassette, apply dielectric grease as recommended. I used silicone grease intended for subsea connectors. ref: http://www.genuinesaab.com/psi/sparkplugsdi.htm Frode