please could someone tell me where the oil pressure sensor is on a ford fiesta 1.25 zetec? Also header tank for radiator keeps emptying but cant find leak. But dont think the problem is the head gasket

cliff, September 2009

hi oil switch is at the back centre of engine .water maybe leaking under high revs when driving .places to check r under plastic housing on right handside of cylinder head or water pump seal need covers removed to see or sides of radiator tanks or squeeze pipes and feel for small splits .hope info helps .

dave ., September 2009