Oil Sensor Defective

http://www.autoboardz.com/Oil-Sensor-Defective-Signal-ftopict154063.html (Oil Sensor Defective Signal)
Hi: I own a 1998 E-320 with 35K miles. The oil sensor device was replaced after getting an "Oil Sensor Defective" signal. The same warning still comes up occasionally on engine start up. Could this have anything to do with reprogramming the car computer after the part replacement? Any help ..
« On 2006-01-15 01:24:04 -0800, WÇY said: This also explains the light coming on after a cold start. The battery has just expended a bunch of juice to crank the starter, and so is at it's lowest .. »
« Tnx, Martin for your input. Yes, I am still operating on the original battery. Will check on its status. I noticed that a 7 year warranty battery for this year and model is $67 at Autozone. Mar.. »

http://www.autoboardz.com/88-buick-century-oil-pressure-switch-sensor-location-car-ftopict249928.html (88 buick century oil pressure switch/sensor location in car)
I am trying to locate the oil pressure switch/sensor location in/on the car. I know what it looks like as a part and understand it is in the same circuit as the fuel pump but cannot seem to locate it. Any help would be greatly appreciated. Respectfully
« If it is the 2.5L look to the dristubitor side of the engine, down from the intake. »

http://www.autoboardz.com/C9-Oil-Pressure-ftopict237546.html (C9 Oil Pressure Q.)
My Oil pressure (guage) is pegging - max. Has been for ages. Being mechanically inept - I'm a liability anywhere near a car, with a tool - I have to pay someone to check it out (I'm assuming I need a new sensor). How big a job is it, to change the sensor ? THX. -- Using Opera's revolutionary..
« C9? Maybe it's the Dilithinum Crystals, or possibly the HyperDrive? Check to see if the Cloaking Device still operates properly, might be tied to that. Rufio: -- Ric Seyler Online Racing: RicSe.. »
« Guess it's time to trade in the old C8.... "RicSeyler": »
« 5 - I can't type either BDragon: -- Using Opera's revolutionary e-mail client: »
« "Rufio": Sorry for poking fun. The sensor is very easy to change. I doubt that it's the problem, however, but maybe. It's a cheap place to start, anyway. »