Date: Fri, 6 Dec 2002 07:57:37 -0000 From: "Andy Hookins" <andrew.hookinsnopsamamnopsamodata.co.uk> Subject: Re: 95 9K CSE ACC temp drift ?
Do you really stop the engine at traffic lights? Back to the ACC issue - have you noticed the engine coolant temperature gauge rise - it could be that the 'three-way' thermostat is opening enough to start restricting coolant flow into the heater core. "Toby Field" <tobyfieldnopsamail.com> wrote in message news:asoqh7$122$1nopsam6.svr.pol.co.uk... > One thing I notice in mine, as well as the temp drift you describe, is the > fact thet when you have warm air blowing into the car and stop the engine > for a short whle, i.e at traffic lights, when I start the car again, the air > blows out colder. > > Strange! Has anyone else had this? > > Toby Field (UK) > '93 9000 CSE 2.3T Auto > 158,000 Miles > > "Per Laursen" <per.laursennopsamSPAMil.dk> wrote in message > news:3dea6d86$0$71652$edfadb0fnopsamd11.news.tele.dk... > > I have experienced several times that after running at highway speeds > > (140km/h - about 90 mph) for an hour or so, the ACC tends to let too cold > > air into tha cabin - it gets rather chilly. My theory is that the indoor > > sensor gets heated inintentionally by something. First guess of a source > was > > the Radio/CD, which is mounted close to the sensor inlet - but that didn't > > seem to be it after all (switched radio off for an hour after problem > > appears - still too cold). > > > > Oddly enough - adjusting the temp setpoint a degree or two upwards gives a > > few minutes of warmer air, but then we're back to the chilly stuff... > > > > Problem exists both in summer (25 centigrade) and winter (+1 centigrade) > > outdoor temps. Problem exists both in auto and economy settings (winter - > > didn't try economy in summer). > > > > Anybody experienced this ? Anyone know a fix (auxillary CPU fan behind the > > sensor, maybe ?) I'd hate to have to slow down just because of this :) > > > > regards > > Per Laursen > > > > (1995 9000 CSE 170hp - really nice car!) > > > > > >