Date: Fri, 28 Feb 2003 20:42:58 +0100 From: "Johan Beikes" <j.beikesnospamdoo.nl> Subject: Re: weird apc
Another device to take a look at is the pressure sensor. My car, a 900T8 '87, didn't get pass base boost. It turned out that the pressure sensor was faulty. As pressure rose, the resistence of the sensor was bouncing up and down, fooling the APC unit to think pressure was way over max boost. Johan "Simon Putz" <simon.putznospamline.de> wrote in message news:b3nuu6$uoo$00$1nospam.t-online.com... > Hi, > > i read some stuff on the saabmaster page and i noticed that there is no > difference in boost between cruise control set on or off > the boost gauge spikes to around 3/4 of the yellow and then cuts back to > 2/3, if i disconnect the APC system (fuse or the solenoid connector) > i get a little less than 2/3 on the gauge. i remember that when i got the > car boost went up much more even a bit into the red sometimes. > i dont have an idea what might be shot, but i will check out the knock > sensor, vacuum lines and wiring now, maybe something is just loose or so. > if i disconnect all the hoses from the solenoid i get mad uncontrolled boost > tho, does that mean my wastegate is working properly? > > bye > > simon > >
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