Date: Tue, 22 Jan 2002 11:36:08 +0000 From: peter <peternopsamdigital.demon.co.uk> Subject: Re: APC-Problem: Pressure too high
Try looking at the settings on your waist gate. In article <a2hn05$u5$1nopsamread1.arcor-online.net>, Dieter Anders <huibuhextranopsamo.de> writes >Thanks a lot for a the good hints. I had to learn a couple of things about >my car: > >There is only one ECU (electronic control unit) whatsoever in the 1996 >Saab - controlling both fuel and the airflow. >All my valves and pipes were fine. >First I suspected the hooter valve (the typical noise was missing very >often). Then I almost thought having found the fault in the >APC-Valve...NOPE! The dealer changed the ECU - no success. >Finally it was the DI-cassette. Sometimes it worked, sometimes not. Even my >garage was not able to reproduce the fault - until I demonstrated it. So, >simple but expensive fault. Too bad they couldnĄt find the fault in the >memory...! > > >"D.Anders" <D.Andersnopsamrmail.de> schrieb im Newsbeitrag >news:3C26FC3F.FBD8D6BAnopsamrmail.de... >> I have a problem with my APC-system. It shows as follows: when "pushing >> the pedal to the floor", the >> APC-needle is wandering into the red range and finally the fuel-flow >> seems to be interrupted >> (performance is intermittent-or in other words: the engine is jerking). >> The dealer did minor works with >> no success, then the car came into the garage for the inspection >> (110.000 km). The dealer couldnĄt >> reproduce the fault but I could immediately after having driven the >> engine hot. So they changed the >> control unit (located in front of the glove-compartement). It seemed to >> solve the problem during the >> first day. The "jerking" happened only once during full throttle, the >> APC-needle left in the yellow range >> and my idle problems (rpm not stable, moving up and down until sometimes >> the engine dies) didnĄt show >> up anymore. After driving some 100 km on the road the problem is almost >> as bad as before. >> >> 1. Is it possible to upgrade the control unit (as flashing a BIOS)? >> 2. Does anyone has similar problems and / or know how to fix it? >> >> >> Merry Christmas / Froehliche Weihnachten!!! >> >> >> Dieter Anders >> >> >> Saab R 900 ( equipement as 900 SE) >> 1996 >> 111.000 km >> 2.0 turbo >> > > -- peter
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