Where is the oil pressure sensor/sender on a 85 celica gt-s?

thanksWhere is the oil pressure sensor/sender on a 85 celica gt-s?
An oldie but goodie 85 Toyota oil pressure switch is that single wire thing screwed into the engine block look next to the oil filter. On fuel injected car the switch may be screwed into the back of the cyl head left side.Where is the oil pressure sensor/sender on a 85 celica gt-s?
its usually located around the oil filter housing.