Date: Mon, 14 Aug 2000 11:19:58 -0500 From: Chris M Cougill <cscmc1nopsamedu> Subject: Re: 85 900 T no spark, no fuel pump
Do Saabs have Crank Position Sensors? My Taurus SHO does, and many SHOs exhibit these exact symptoms. 99.9% of the time it's a dying CPS. I'm a newbie here -- trying to buy an 83 Saab 900 Turbo at the moment. Good luck! Chris 78 Vespa P125x (bored to 150cc) 90 Taurus SHO, 126K, a few mods On Mon, 14 Aug 2000, Charles Stoyer wrote: > We have an 85 900 Turbo, did have intermittent electrical problem, now > pretty dead. Did have two problems, sometimes while driving, the engine > would quit, tach drop immediately to zero, then would come right back after > maybe 1 second. Other problem was sometimes car would not start (usually > when hot) or even try to start. Just crank. Then 10-15 minutes later, it > would be fine and start and run. > > Now it's dead. I have a timing light connected to the coil wire. Turn > ignition on and then off, it flashes. Crank and no flashing, indicating no > spark. No fuel pump power either. Wire from low side of relay coil goes to > pin 17 on LH computer, which should ground the wire to turn fuel pump on. > Resistance is 20 ohms when key off, drops a bit to maybe 7-8 ohms when > cranking. 12 V appears on BOTH sides of relay coil, indicating computer is > not switching fuel pump on. There is power to the ignition control module. > > Any suggestions would be appreciated. > > Thanks, Charles. > > -- > Charles Stoyer > Golden CO > > > > > >