Date: Sun, 24 Sep 2000 22:08:08 -0700 From: "JoeBeets" <beetsnopsamcom> Subject: Re: Steam from 88 900i
A leak down test is where they pressurize the cylinders and let it sit for a while. They can also do that to the radiator. Not sure about the O2. Yes, if you have a catalytic converter. (I don't know of any other way to get coolant into the cylinders except the headgasket.) -- :-) "Matthew Faulks" <m.faulksnopsamin.net> wrote in message news:uBwz5.9621$He3.177389nopsam2-win.server.ntlworld.com... > Does it have an o2 sensor? Its the 8V Bosch K-Jetronic version? If I > compresion test the cylinders what reading should I be getting? I know that > if one cylinder is way out then the headgaskets gone on that cylinder. Is it > likely to be the head gasket though on a car with only 61,000 miles on it? > Or can they go from age rather than use? > > Matt > > JoeBeets <beetsnopsamcom> wrote in message > news:39ce7deb_3nopsamkiller.newsfeeds.com... > > You can have a cylinder leak down test done I think. You will eventually > > poison your O2 sensor if you are leaking coolant. > > > > > > > > -- > > :-) > > "Matthew Faulks" <m.faulksnopsamin.net> wrote in message > > news:7ztz5.8840$6b2.160315nopsam6-win.server.ntlworld.com... > > > Hi, > > > > > > I have a 1988 Saab 900i with 61K on the clock. Its ran well all its life > > but > > > has been loosing coolant slowly for the past 6 months or so. Today I > > noticed > > > that steam was coming from the exhaust, at least a white smoke like > > > substance which felt wet was, now normally I'd put it straight down to a > > > blown head gasket, but the cars been loosing coolant, like I said, for > the > > > past 6 months with no steam and its running no hotter and has no less > > power > > > than it has ever had. So does anyone know what it could be. Its like > when > > > its started on really cold mornings, but permanently. I've got to do a > > > 50mile or so trip tomorrow I'll be topping it up with coolant right to > the > > > line and I'll see if its lost any by the time I get back. The only thing > > > which is of note is that today was wet, could it be sucking water into > the > > > exhaust or induction system somehow? Thus causing the steam, the coolant > > > loss doesn't seem enough to justify the amount of steam. > > > > > > Thanks In Advance > > > Matt > > > > > > > > > > > >
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