Date: Fri, 22 Nov 2002 13:46:49 -0000 From: "Dave G" <nospamnopsamom> Subject: Re: oil pressure light ON
Thanks Paul-I'll let you know how I progress. ATB-DG. "Paul Halliday" <pjghnopsamyonder.co.uk> wrote in message news:BA03D0F8.169E%pjghnopsamyonder.co.uk... > in article ark1md$ep7$1nopsam8.svr.pol.co.uk, Dave G at nospamnopsamom wrote > on 22/11/2002 01:36: > > > The oil pressure light on my 1986 900T is permanently on-actually it comes > > on ten seconds after ignition-oil levels are fine. > > And the car is running normally. > > The blank light next to the oil warning also comes on leading me to believe > > a small elec fault has occurred. > > I thought I might renew/check the "sender" but can't locate it. > > Can someone please assist wih the location of this. > > I have a 200 mile journey Sat and Sun(return) so would feel better if the > > situation was resolved. > > The sender is directly above the oil filter. You'll find a spade terminal > connected to a wire. Replacements are a matter of small change. > > If you have accessory gauges, such as oil pressure, you'll find the > dashboard sender is slightly obscured by a cylindrical drum around 3cm in > diameter. Remove this first to get at the pressure sender for the dash > light. > > You say you are not losing oil - this is good. If the area above the oil > filter has fresh oil present, the sender/switch needs replacing. It doesn't > lose much, but it is clearly visible. Simply disassembling, cleaning and > reassembling might be enough to get you through the journey at the weekend > if you cannot find a replacement immediately. A little smear of clean oil on > the thread is preferable to thread grease. > > The procedure in the Haynes/Chiltons is: > > 1. Locate the switch atop the oil filter on the LHS of the cylinder block. > 2. Disconnect the wiring. > 3. Unscrew the switch, having prepared for a slight oil loss, and plug the > hole to prevent entry of dust. > 4. Clean up the existing unit, or with a replacement, reverse the procedure > and ensure that it is tightened securely. > 5. Start the engine and check for oil leaks. > > All that said, if the electrical contact is dirty your problem might just be > bad connections. A really good clean and fine filing on the spade contact > will help immeasurably and then cover the connection with electrical tape > once reconnected. > > Regards, > > Paul > > 1985 900i 16V > 1989 900 Turbo S > http://pjgh.go.dyndns.org/saab/index.html >
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