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Date: Fri, 01 Jul 2005 21:29:27 GMT
From: pmg <replytogroupnospaml.com>
Subject: Re: 900 VERY annoying trouble


Thanks James, Al I'll check the under the distributor cap. I guess the tendency for it to happen more in damp weather suggests electrical? Not sure what a AMM is, nor whether mty Saab has one....I'll check. Al wrote: > "James Sweet" <jamessweetnospamail.com> wrote in message > news:Il5xe.17337$Xr6.16076nospamdc07... > >>"pmg" <replytogroupnospaml.com> wrote in message >>news:nJ_we.10445$oJ.8116nospam-server.bigpond.net.au... >> >>>I have a 1984 900 GLE (Australian) fuel injected (non turbo). It's been >>>a great car for the 21 years I've owned it and looked after perfectly. >>>Over the last year the engine will intermittently stop. Often happens >>>whilst driving. First it loses power and you are foreced to stop where >>>it will idle only. Press the throttle and it splutters and gasps. Then >>>eventually it won't even idle and stops completely. Repeated attempts to >>>start it don't work. Then all of a sudden after a few minutes to an hour >>>it will start again and run perfectly. Occasionally it will happen from >>>start in the morning but very often after it's warmed up. It may happen >>>more in damp weather but certainlyt doesn't need a big soaking. It has >>>been to my Saab dealer countless times where they can't get it to repeat >>>the problem. They have replaced the fuel pump, fuel filter, plug leads, >>>cold start unit. Can anybody offer any suggestions? >>>Pete >> >> >>Check the distributor cap, I ran across a similar problem on a '79 Volvo, >>the spring loaded center contact had broken so it was arcing >>intermittantly, >>took a while to track down. Also check the pickup in the distributor, I've >>seen those get a broken wire which makes and breaks contact as the vacuum >>advance mechanism moves. > > > Does it have an air mass meter? forgive me if that's incredibly stupid, I'm > no mechanic! > > Our NG900 exhibited very similar symptoms, turned out to be a faulty AMM. > Never replaced, just clean up the connector every few months and the problem > doesn't come back. > > Al > > > >

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